TSI Instruments EVERWATCH 8610 - Wiring Information; Back Panel Wiring

22 Appendix C
APPENDIX C
Wiring Information
Back Panel Wiring
PIN #
Input / Output /
Communication
Description
J1 Terminal Strip
1, 2
Input
24 VAC/VDC to power Digital Interface Module (DIM).
NOTE: 24 VAC becomes polarized when
connected to DIM.
3, 4
Output
High alarm relay - N.O., closes in low alarm condition.
- See menu item H_AL (High Alarm)
5, 6
Output
0–10 VDC, fume hood face velocity signal. 10 VDC =
1000 FPM
- See menu item AOUt
7, 8
Output
Low alarm relay - N.O., closes in low alarm condition.
- See menu item L_AL (Low Alarm)
9, 10
Communications
RS-485 communications; DIM to building management
system (Modbus)