
Manning AirAlert-96d Gas Monitor
19073 AIRALERT96D 05/2006 Prelim REVC Copyright © 2006 Honeywell Analytics. All Rights Reserved.
6
3
Wiring
continued
Example of system wiring with network devices:
Figure 4. Sample Network Wiring
EC
EC
EC
EC
EC
EC
IR
IM
IM
Power
Supply
Relay
Module
AirAlert 96d
A1 B1
SHLD
A2 B2
V+ V- V+ V-
SHLD A3
B4
B3 A4
VL
VL
Power cable (V+)
Power cable (V-)
Channel 1 (A1 and B1 twisted pair)
EC
EC
EC
EC
EC
EC
EC
EC
EC
EC
Power
Supply
RS-485 comm cable; Twisted pair, 24 AWG, shielded (Belden 9841)
Power cable; Two conductor, 14 AWG (Belden 5100UE)
4/20 mA comm cable; Three conductor, 18 AWG, shielded, stranded (Belden 8770)
VL sensor cable; Four conductor, 16 AWG, non-shielded