S-Klima CompTrol Manual de usuario

Technical Manual

Translation of the original manual

Read carefully before use!

Keep for later reference!

Issue 21-05-2021 – 1000932 English

Version 31-03-2023

Version V4.0.x and higher

CompTrol Interface

Support app from S-Klima – easy troubleshooting via smartphone

• Extensive error code analysis – even o󰀪ine

• Refrigerant calculator for start-up and relling

• QR code scanner for reading out unit data

• Request a call back from Customer Support

The app can be downloaded free from the Apple App Store, Google Play or Microsoft Store.

2 CompTrol Interface V4.0.x | Issue 21-05-2021 | 1000932

Dear Customer,

Many thanks for choosing to buy a Stulz product. Stulz has been a purveyor of sophisticated technical

solutions for comfort and precision climate control applications since 1947.

In Germany, Stulz is the exclusive retailer of energy-e󰀩cient comfort air conditioning systems from

Mitsubishi Heavy Industries.

Kind regards,

Stulz GmbH

Current updates to the technical documentation

You can nd the latest documents and brochures at:

http://www.s-klima.de/downloads.

Figure 1: QR code for S-Klima website

Support app from S-Klima – easy troubleshooting via smartphone

• Extensive error code analysis – even o󰀪ine

• Refrigerant calculator for start-up and relling

• QR code scanner for reading out unit data

• Request a call back from Customer Support

Figure 2: QR code for the Support app

The app can be downloaded free from the Apple App Store or Google Play.

Manufacturer's address

Stulz GmbH

S-Klima Division

Holsteiner Chaussee 283

D-22457 Hamburg

Germany

CompTrol Interface V4.0.x | Issue 21-05-2021 | 1000932 3

Contents

1 About this document................................................................................................. 9

1.1 Scope.................................................................................................................... 9

1.2 Target group.......................................................................................................... 9

1.3 Presentation conventions...................................................................................... 9

1.4 Abbreviations ........................................................................................................ 9

1.5 Formatting........................................................................................................... 10

1.6 Nomenclature...................................................................................................... 10

1.7 Liability claims for defects....................................................................................11

1.8 Disclaimer ............................................................................................................11

1.9 Copyright..............................................................................................................11

2 Safety........................................................................................................................ 12

2.1 Proper use .......................................................................................................... 12

2.2 Safety instructions............................................................................................... 12

2.3 Required personnel qualications....................................................................... 13

2.4 Compatible products........................................................................................... 13

2.5 Other applicable documents ............................................................................... 13

2.6 Transport and storage......................................................................................... 14

2.7 Installation........................................................................................................... 14

2.8 Spare parts ......................................................................................................... 14

3 Product package...................................................................................................... 15

4 Product description................................................................................................. 16

4.1 CompTrol Interface connection assignment ....................................................... 16

4.2 CompTrol Interface electrical supply................................................................... 18

4.2.1 Pin headers S5 and S6..................................................................................... 18

4.2.2 Electrical supply via X/Y remote control bus (terminal X1) for a CompTrol

Interface expansion module that is not in combination with a CompTrol

Master expansion module................................................................................. 18

4.2.3 Electrical supply via terminal X5 for a CompTrol Interface expansion

module in combination with a CompTrol Master expansion module ............... 18

4.3 Communication connections............................................................................... 18

4.3.1 Pin headers S8 and S9..................................................................................... 19

4.4 Types of connection............................................................................................ 19

4.4.1 Analog input X3 ................................................................................................ 19

4.4.2 Digital inputs X2a to X2N.................................................................................. 19

4.4.3 Digital outputs X4a to X4c ................................................................................ 19

4.4.4 X/Y remote control bus X1................................................................................ 20

4 CompTrol Interface V4.0.x | Issue 21-05-2021 | 1000932

4.4.5 Bus connections X2 and X4.............................................................................. 20

4.4.6 External electrical supply X5............................................................................. 20

4.5 DIP switch S1...................................................................................................... 20

4.6 DIP switch S2...................................................................................................... 21

4.7 7-segment display............................................................................................... 21

4.8 CompTrol Interface connection diagram............................................................. 22

5 Functions of the CompTrol Interface expansion module .................................... 23

5.1 Functions of analog input X3 .............................................................................. 23

5.1.1 Temperature setpoint denition via analog signal............................................. 23

5.1.2 Direct frequency request via an analog signal.................................................. 23

5.1.3 Resistive circuit................................................................................................. 24

5.2 Functions via the digital inputs............................................................................ 25

5.2.1 Evaluating the analog input .............................................................................. 25

5.2.2 Remote ON/OFF............................................................................................... 26

5.2.3 Autoswing function............................................................................................ 26

5.2.4 Center/Center-Remote ..................................................................................... 26

5.2.5 Mode selection (Cooling/Heating/Fan) ............................................................. 26

5.2.6 Preset fan speed............................................................................................... 26

5.3 Special functions ................................................................................................ 26

5.3.1 Automatic fan speed control ............................................................................. 26

5.3.2 Forced mode..................................................................................................... 27

5.3.3 Inversion of digital outputs................................................................................ 27

5.3.4 Signal boundary value monitoring .................................................................... 27

5.3.5 Status of the CompTrol Interface (master/slave) in the X/Y

remote control bus............................................................................................ 28

5.3.6 Alarm signal ...................................................................................................... 28

5.3.7 Status signals .................................................................................................. 29

6 Program overview.................................................................................................... 30

7 Program0–temperaturesetpointdenitionviaanalogsignal.......................... 31

7.1 Description.......................................................................................................... 31

7.2 Conguring the CompTrol Interface for program 0 ............................................. 31

7.2.1 Connection diagram for program 0................................................................... 31

7.2.2 Setting program 0 on DIP switch S1................................................................. 33

7.2.3 Setting the functions for program 0 via DIP switch S2...................................... 33

7.2.4 Setting the analog signal type on S4 and S7.................................................... 33

7.3 Analog input........................................................................................................ 33

7.4 Digital input assignment in program 0................................................................. 35

7.5 Digital output assignment in program 0 .............................................................. 35

CompTrol Interface V4.0.x | Issue 21-05-2021 | 1000932 5

8 Program2–temperaturesetpointdenition

with window contact function ................................................................................ 36

8.1 Description.......................................................................................................... 36

8.2 Conguring the CompTrol Interface for program 2 ............................................. 36

8.2.1 Connection diagram for program 2................................................................... 36

8.2.2 Setting program 2 via DIP switch S1 ................................................................ 38

8.2.3 Setting functions for program 2 via DIP switch S2............................................ 38

8.2.4 Setting the analog signal type on S4 and S7.................................................... 38

8.3 Analog input........................................................................................................ 38

8.4 Window contact function Auto ON ...................................................................... 40

8.5 Digital input assignment in program 2................................................................. 40

8.6 Digital output assignment in program 2 .............................................................. 41

9 Program3–temperaturesetpointdenitionforequipmentrooms

with temperature limit alarm................................................................................... 42

9.1 Description.......................................................................................................... 42

9.2 Conguring the CompTrol Interface for program 3 ............................................. 42

9.2.1 Connection diagram for program 3................................................................... 42

9.2.2 Setting program 3 via DIP switch S1 ................................................................ 44

9.2.3 Setting functions for program 3 via DIP switch S2............................................ 44

9.2.4 Setting the analog signal type on S4 and S7.................................................... 44

9.3 Analog input........................................................................................................ 44

9.4 Setting the temperature limit value via DIP switch S2 ........................................ 45

9.5 Digital input assignment in program 3................................................................. 46

9.6 Digital output assignment in program 3 .............................................................. 47

10 Program4–temperaturesetpointdenitionwithhotelremote

control function ....................................................................................................... 48

10.1 Description......................................................................................................... 48

10.2 Conguring the CompTrol Interface for program 4 ............................................ 48

10.2.1 Connection diagram for program 4................................................................... 48

10.2.2 Setting program 4 via DIP switch S1 ................................................................ 50

10.2.3 Setting functions for program 4 via DIP switch S2............................................ 50

10.2.4 Setting the analog signal type on S4 and S7.................................................... 50

10.3 Analog input....................................................................................................... 50

10.4 Digital input assignment in program 4 ............................................................... 52

10.5 Digital output assignment in program 4 ............................................................. 52

6 CompTrol Interface V4.0.x | Issue 21-05-2021 | 1000932

11 Program5–temperaturesetpointdenitionwithlockoutfunction................... 53

11.1 Description ......................................................................................................... 53

11.2 Conguring the CompTrol Interface for program 5 ............................................ 53

11.2.1 Connection diagram for program 5................................................................... 53

11.2.2 Setting program 5 via DIP switch S1 ................................................................ 55

11.2.3 Setting functions for program 5 via DIP switch S2............................................ 55

11.2.4 Setting the analog signal type on S4 and S7.................................................... 55

11.3 Analog input ....................................................................................................... 55

11.4 Digital input assignment in program 5................................................................ 57

11.5 Digital output assignment in program 5 ............................................................. 57

12 Program6–temperaturesetpointdenitionforheatexchanger

connection module.................................................................................................. 58

12.1 Description......................................................................................................... 58

12.2 Conguring the CompTrol Interface for program 6 ............................................ 58

12.2.1 Connection diagram for program 6................................................................... 58

12.2.2 Setting program 6 via DIP switch S1 ................................................................ 60

12.2.3 Setting functions for program 6 via DIP switch S2............................................ 60

12.2.4 Setting the analog signal type on S4 and S7.................................................... 60

12.3 Analog input....................................................................................................... 60

12.4 Digital input assignment in program 6 ............................................................... 61

12.5 Digital output assignment in program 6 ............................................................. 62

13 Program7–temperaturesetpointdenitionwithoutsignalboundary

value monitoring...................................................................................................... 63

13.1 Description......................................................................................................... 63

13.2 Conguring the CompTrol Interface for program 7 ............................................ 63

13.2.1 Connection diagram for program 7................................................................... 63

13.2.2 Setting program 7 via DIP switch S1 ................................................................ 65

13.2.3 Setting functions for program 7 via DIP switch S2............................................ 65

13.2.4 Setting the analog signal type on S4 and S7.................................................... 65

13.3 Analog input....................................................................................................... 65

13.4 Digital input assignment in program 7 ............................................................... 66

13.5 Digital output assignment in program 7 ............................................................. 67

14 Program8–directfrequencyrequest................................................................... 68

14.1 Description......................................................................................................... 68

14.2 Conguring the CompTrol Interface for program 8 ............................................ 68

14.2.1 Connection diagram for program 8................................................................... 68

14.2.2 Setting program 8 via DIP switch S1 ................................................................ 70

CompTrol Interface V4.0.x | Issue 21-05-2021 | 1000932 7

14.2.3 Setting functions for program 8 via DIP switch S2............................................ 70

14.2.4 Setting the analog signal type on S4 and S7.................................................... 70

14.3 Setting the outdoor unit model via DIP switch S1.............................................. 70

14.3.1 For FDC outdoor units: Set DIP switch S1 on the CompTrol Interface............. 70

14.3.2 For SRC outdoor units: Set DIP switch S1 on the CompTrol Interface............. 71

14.4 Analog input....................................................................................................... 72

14.5 Digital input assignment in program 8 ............................................................... 73

14.6 Digital output assignment in program 8 ............................................................. 73

15 Program9–directfrequencyrequestwithcascading ........................................ 74

15.1 Description......................................................................................................... 74

15.2 Conguring the CompTrol Interface for program 9 ............................................ 74

15.2.1 Connection diagrams for program 9 ................................................................. 75

15.2.2 CompTrol Interface connection diagram in program 9 ..................................... 75

15.2.3 CompTrol Interface connection diagram........................................................... 76

15.2.4 Setting program 9 via DIP switch S1 ................................................................ 77

15.2.5 Setting functions for program 9 via DIP switch S2............................................ 77

15.2.6 Setting the analog signal type on S4 and S7.................................................... 77

15.3 Setting the outdoor unit model via DIP switch S1.............................................. 78

15.3.1 For FDC outdoor units: Set DIP switch S1 on the CompTrol Interface............. 78

15.3.2 For SRC outdoor units: Set DIP switch S1 on the CompTrol Interface............. 78

15.4 Analog input....................................................................................................... 79

15.4.1 Setting the signal ranges via DIP switch S2 ..................................................... 82

15.4.2 Example of set signal ranges without signal overlap ........................................ 85

15.5 Digital input assignment in program 9 ............................................................... 85

15.6 Digital output assignment in program 9 ............................................................. 86

16 Program10–directfrequencyrequestwiththeCompTrolMaster................... 87

16.1 Description......................................................................................................... 87

16.2 Conguring the CompTrol Interface for program 10 .......................................... 87

16.2.1 Connection diagram for program 10................................................................. 88

16.2.2 Connection diagram: Connecting CompTrol Interfaces to the

CompTrol Master .............................................................................................. 89

16.2.3 Setting program 10 on DIP switch S1............................................................... 91

16.2.4 Setting functions for program 10 on DIP switch S2 ......................................... 91

16.3 Conguring the CompTrol Master for program 10 ............................................. 91

16.4 Setting the outdoor unit model via DIP switch S1.............................................. 91

16.4.1 For FDC outdoor units: Set DIP switch S1 on the CompTrol Interface............. 91

16.4.2 For SRC outdoor units: Set DIP switch S1 on the CompTrol Interface............. 92

8 CompTrol Interface V4.0.x | Issue 21-05-2021 | 1000932

16.5 Analog input....................................................................................................... 93

16.6 Digital input assignment in program 10 ............................................................. 93

16.7 Digital output assignment in program 10 ........................................................... 94

17 Installing the CompTrol Interface expansion module .......................................... 95

17.1 General installation conditions........................................................................... 95

17.2 Service and installation clearance ..................................................................... 96

17.3 Cable requirements ........................................................................................... 96

17.4 Installing and connecting the CompTrol Interface expansion module ............... 98

17.5 Starting up the CompTrol Interface expansion module ................................... 100

17.5.1 Initialization..................................................................................................... 100

17.5.2 Initialization sequence .................................................................................... 100

18 Troubleshooting..................................................................................................... 101

19 Error codes............................................................................................................. 104

19.1 Rebooting the system...................................................................................... 106

20 Disposal.................................................................................................................. 106

21 Technical data ........................................................................................................ 107

22 Declaration of Conformity..................................................................................... 108

23 Spare parts............................................................................................................. 109

24 Accessories............................................................................................................ 109

25 Contact ................................................................................................................... 109

25.1 Manufacturer's address ................................................................................... 109

26 Appendix I: List of tables.......................................................................................110

27 Appendix II: Start-up Report..................................................................................113

CompTrol Interface V4.0.x | Issue 21-05-2021 | 1000932 9

About this document

1 About this document

This Technical Manual contains detailed information on installation, conguration of the imple-

mented programs, and troubleshooting.

The Technical Manual must be kept on site at the location of use and be available at all times.

Make sure that persons responsible for operating and working on the product have fully read and

understood this manual. Please call your specialist partner if you have any queries.

1.1 Scope

This Technical Manual is intended for the CompTrol Interface expansion module version V4.0.x

and higher. The version number is composed of the following:

4.0.x - hardware version / 4.0.x - software version / 4.0.x- revision number.

1.2 Target group

This document is intended for qualied electricians and specialist planners. The work described in

this document may only be performed by persons with the requisite qualications (see “2.3 Re-

quired personnel qualications” on page 13).

1.3 Presentation conventions

Safety and warning notices are indicated by signal words. The signal words indicate hazard levels

with risks of injury of varying degrees of severity. The signal word IMPORTANT indicates a risk of

property damage.

Signal word Meaning Consequencesoffailuretoobserve

DANGER Immediate threat of danger Death or serious injury due to a high-risk hazard

WARNING Immediate threat of danger Death or serious injury due to a medium-risk hazard

CAUTION Immediate threat of danger Slight injury due to a low-risk hazard

IMPORTANT Immediate threat of danger Damage to property or the environment

Note Special tips on getting the best out of the product

Table 1: Conventions regarding the presentation of safety and warning notes

1.4 Abbreviations

Abbrevia-

tions

Name Explanation

A Ampere SI unit for electrical current

AC Alternating current ─

DC Direct current ─

DIP Dual in-line package Describes small switches with two parallel terminal

strips

GND Ground Ground wire or signal ground

Iout Output current ─

K Kelvin SI unit for temperature

10 CompTrol Interface V4.0.x | Issue 21-05-2021 | 1000932

About this document

Abbrevia-

tions

Name Explanation

LED Light-emitting diode ─

MHI Mitsubishi Heavy Industries Japanese manufacturer of air conditioning units

min Minute ─

NNeutral wire ─

NC Normally closed Relay contact

NO Normally open Relay contact

s Second SI base unit for time

UpSupply voltage ─

Uout Output voltage ─

Uin Input voltage ─

V Volt SI unit for electrical voltage

ΩOhm SI unit for electrical resistance

Table 2: Abbreviations

1.5 Formatting

Format Name Example

Bold

Messages on 7-segment display

Terminals

Operating states

Actuated components

Values that require setting

F1 (for fan speed 1).

Connect the cable to terminal X2-D1.

ON or OFF.

DIP switch S2

Set the voltage to the value 7.5 V.

Italics and

bold

Breakdown of text containing

instructions

Prerequisite, procedure, result

Table 3: Formatting

1.6 Nomenclature

Full name Name in this document

CompTrol Interface V4.0.x expansion module CompTrol Interface

CompTrol Master V1.0.x expansion module CompTrol Master

CompTrol Interface communication bus CompTrol Interface bus

Stulz heat exchanger connection module FDX Heat exchanger connection module FDX

Stulz heat exchanger connection module FDSX Heat exchanger connection module FDSX

Stulz heat exchanger connection module FDXL Heat exchanger connection module FDXL

Stulz heat exchanger connection module FDSXL Heat exchanger connection module FDSXL

Table 4: Nomenclature

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