Trane CenTraVac Duplex CDHF Operation & Maintenance Manual page 62

62
Control System
Components
1A8, 1A9, 1A11, 1A12 Quad Relay
Output Status:
Relay #1 J2-1 NO, J2-2 NC, J2-
common
Relay #2 J2-4 NO, J2-5 NC, J2-6
common
Relay #3 J2-7 NO, J2-8 NC, J2-9
common
Relay #4 J2-10 NO, J2-11 NC, J2-12
common
Relay Outputs: at 120 VAC: 7.2 Amps
resistive, 2.88 Amps pilot duty, 1/3
HP , 7.2 FLA, at 240 VAC: 5 Amps
general purpose 14-26 AWG, two 14
AWG Maximum Power, 24
+/-10 percent VDC, 100 ma
maximum. Trane IPC3 protocol.
J1-1 +24 VDC
J1-2 Ground
J1-3 COMM +
J1-4 COMM -
1A13, 1A18, 1A19, 1A20 Dual Binary
input module:
J2-1 Binary Input Signal #1, J2-2
Ground, J2-3 Binary Input Signal #2,
J2-4 Ground
Binary Input: Looks for a dry contact
closure. Low Voltage 24V 12 mA.
14 - 26 AWG with a maximum of two
14 AWG
Power, 24 +/- 10 percent VDC, 40 mA
maximum Trane IPC3 protocol.
1A14 Communication interface
Module
Power, 24 +/- 10 percent VDC, 50 mA
maximum. Trane IPC3 protocol.
J2-1 COMM +.
J2-2 COMM -
J2-3 COMM +
J2-4 COMM -
J11-1+24 VDC
J11-2 Ground
J11-3 COMM +
J11-4 COMM -
CDHF-SVU01C-EN