Wiring – Honeywell 96D User Manual
Page 5
Manning AirAlert-96d Gas Monitor
19073 AIRALERT96D 05/2006 Prelim REVC Copyright © 2006 Honeywell Analytics. All Rights Reserved.
5
3
Wiring
Figure 3. System Wiring
Warn
Alarm
High Alarm
Power
Fault
TX
RX
RC
R
EOL4
RC
R
EOL3
RC
R
EOL2
A1
B1
SHLD
A2
B2
V+
V-
V+
V-
SHLD
A3
B4
B3
A4
System status LEDs
NC
NO
NC
NO
J3
J7
J26
J25
NO
NC
NO
NC
Normally
open
Normally
closed
3+5
4+6
1+3
2+4
6
4
2
5
3
1
Previous
J22
J23
J24
In
Out
Relay 4
Relay 3
Relay 1
Relay 2
End-of-line
jumper position
RC
R
EOL1
Pushbutton
Relay Outputs (J3-J7-J25-J26)
5A, 30 Vdc or 120 Vac (resistive load)
Next
Channel 2
Channel 1
Channel 4
Channel 3
SD card datalogger
Power Requirements:
•
24 Vdc, 500 mA
•
14 AWG, 2 conductor, stranded cable
(Belden 5100UE or equivalent)
•
Up to 10 sensors per power supply
•
Up to 1,000 feet max power cable length per power supply
•
Larger power cable and/or additional power supplies
may be required for longer cable runs and/or increased
number of sensors
Contact Honeywell Analytics for help with all power requirements.
Communication Requirements:
•
24 AWG twisted pair, shielded (Belden 9841 or equivalent)
•
Network can be up to 2,000 feet per channel
•
Avoid “T-taps” if possible
•
Do not exceed 65 feet per T-tap
•
Do not exceen 130 feet total of all T-taps
•
Communication wire shield must be connected to shield
terminal(s) of controller (J23-J24)
•
Channels 1-2-3: Modbus protocol — Communicates only
with Modbus devices
•
Channel 4: Modbus output only — No sensor can be
connected to Channel 4