
Quick Reference Guide for
TDC3 & TDC4 Detector Installation
The following instructions must be closely followed to ensure optimal performance!
1. Detector Mounting Location
Detector in front of the gantry
Models: TDC3-X-F-F-31
Inclination +7°
Detector behind the gantry
Models: TDC3-X-F-B-45 / TDC3-2-B-B-XX
Inclination -7°
Important: Detector must have unobstructed view with all sensors!
oDetector model fits mounting location
oDetector is properly aligned and all sensors have unobstructed view onto the road
2. Wiring
Device Plug Pin Label Pin Device Receptacle
1 Supply, Vcc + 1
2 Trigger (optional) 2
3 GND 3
4 Sync 4
5 RS485 Signal A 5
6 RS485 Signal B 6
ADEC Technologies AG ●Gublenstrasse 1 ●CH-8733 Eschenbach SG ●Switzerland ●www.adec-technologies.ch 20.09_EN