Rev.1/26/01 8
SETUP and SYSTEM CONFIGURATION
Locate configuration jumpers on Figure 6. Select configuration settings from the following:
JP FUNCTION
RUN Select run for normal operation
SETUP Set gas type and number of active channels
TEST Sequentially activates all alarm & Fault LED’s &
relays
ALARM Set Point Adjustment for Alarm 1, 2, and 3
CAL Zero Calibration
SPAN For use only with span gas and key
JP5 Factory only
Figure 7 – Setup & Configuration Jumper Settings
1. RUN - Remove jumper to initiate other modes. Replace jumper when finished.
2. SETUP - Gas type will be pre-set at the factory. Number of active channels will be the
maximum possible for the instrument as supplied (Fig.12). To change gas type or number of
active channels use jumper to initiate the set-up mode. Select channel with cursor by using
the UP/DOWN/ENTER pushbuttons. Select gas type for each channel by using UP/DOWN
pushbuttons. “NONE” selected in the gas type menu will skip channel
3. TEST-Select test mode. Select alarm with cursor by using UP/DOWN/ENTER pushbuttons
4. ALARM - Alarm levels will be pre-set at the factory (Fig.12). To change select ALARM
with cursor using UP/DOWN/ENTER pushbuttons. Change PPM using UP/DOWN/ENTER
pushbuttons. OFF selected turns alarm off.
5. CAL – Install optional activated charcoal filter in channel 1, follow on screen directions to
zero calibrate using ENTER pushbutton.
6. SPAN –Key and instructions for use are included with Span Gas Calibration Kit
7. JP5- Factory only.
System Configuration:
1. Relay Setup - Factory recommended setting is unlatched mode; e.g., the alarm LED’s and
relays will return to a normal status when gas concentration goes below alarm setpoint. To
select latched mode place jumper on ALARM setting. Select LATCH mode with the cursor
using UP/DOWN/ENTER pushbuttons. LATCH ON appears on the LCD Display. Latched
mode requires manual RESET of all alarms
2. Analog Output (optional) is factory set at 0 - 5 VDC or 4 - 20mA as ordered. Use Analog
trim pot (Figure 6) to adjust for up to 0-10VDC range
3.LCD display adjustment potentiometer changes brightness. (Figure 6).
4. Two, Four or Eight Point Scanner - (Optional) Scanner is factory installed. Scanner
automatically sequences through each port (1-2, 1-4 or 1-8).
a. Manual Scan - While in RUN Mode,
1. Press MAN SCAN button on side of controller. Each time the button is pressed,
display will advance to next sample point. Controller will return to automatic
sequencing within 2 minutes.
2. Adjust Scan Rate.-Rate is factory set at 4 seconds per point. Rate is adjustable from
3-10 seconds. To change scan display rate press ENTER from RUN mode; adjust
UP/DOWN; press ENTER to return to RUN mode
