Carrier RTU Open v3 Integration Guide

Wiring inputs and outputs
RTU Open v3 Carrier Proprietary and Confidential CARRIER CORPORATION ©2016
Integration Guide All rights reserved
4
RTU Open Inputs and Outputs Table
Channel
Number
Type
Signal
Function
Part Number
Wire/Terminal
Numbers
Alternate
Terminals
Input 1
AI
4-20 mA
CO2
OAQ
Space Relative Humidity
33ZCT55CO2 33ZCT56CO2
33ZCSPTCO2-01
33ZCSPTCO2LCD-01
w/ 33ZCASPCO2
33ZCSENSRH-02
J4
- 5 & 6
N/A
Input 2
AI
4-20 mA
CO2
OAQ
Space Relative Humidity
33ZCT55CO2 33ZCT56CO2
33ZCSPTCO2-01
33ZCSPTCO2LCD-01
w/ 33ZCASPCO2
33ZCSENSRH-02
J4
- 2 & 3
N/A
Input 3
BI
24 Vac
Compressor Safety **
2
Fan Status
Filter Status
Remote Occupancy
Door Contact
N/A
CRSTATUS005A00
CRSTATUS005A00
Field-supplied
Field-supplied
J1
- 2
J5
- 5 & 6
***
Input 4
BI
24 Vac
Safety Chain *
N/A
J1
- 9
N/A
Input 5
BI
24 Vac
Fire Shutdown **
1, 2
Fan Status
Filter Status
Remote Occupancy
Door Contact
Field-supplied
CRSTATUS005A00
CRSTATUS005A00
Field-supplied
Field-supplied
J1
- 10
J5
- 3 & 4
***
Input 6
AI
10K
Thermistor
Supply Air Temperature
33ZCSENSAT 33ZCSENDAT
J2 - 1 & 2
N/A
Input 7
AI
10K
Thermistor
Outside Air Temperature
33ZCSENOAT
J2 - 3 & 2
N/A
Input 8
BI
24 Vac
Enthalpy **
Fan Status
Filter Status
Remote Occupancy
Door Contact
33SENTHSW
CRSTATUS005A00
CRSTATUS005A00
Field-supplied
Field-supplied
J2
- 6 & 7
J5
- 1 & 2
***
Input 9
BI
24 Vac
Humidistat **
Fan Status
Filter Status
Remote Occupancy
Door Contact
--HL--38MG-029
CRSTATUS005A00
CRSTATUS005A00
Field-supplied
Field-supplied
J5 - 7 & 8
N/A
Input 10
AI
10K
Thermistor
Space Temperature
33ZCT55SPT 33ZCT56SPT
33ZCT59SPT
J20 - 1 & 2
N/A
Input 11
AI
100K
Thermistor
Space Temperature
Setpoint Adjust
33ZCT56SPT 33ZCT59SPT
J20 - 3 & 4
N/A
Rnet
AI
Zone Temperature
SPS / SPPL / SPP
J13
- 1, 2, 3, 4
N/A
AO - 1
AO
Economizer
Economizer
Actuator-Field-supplied
J2
- 5 & 4
N/A
AO - 2
AO
0-10 Vdc or
2-10 Vdc
Variable Frequency Drive
Field-supplied
J22
- 1 & 2
N/A
BO - 1
BO
N/A - Relay
Fan (G)
N/A
J1
- 4
N/A
BO - 2
BO
N/A - Relay
Heat 2 (W2) Output
N/A
J1
- 5
N/A
BO - 3
BO
N/A - Relay
Heat 1 (W1) Output
N/A
J1
- 6
N/A
BO - 4
BO
N/A - Relay
Cool 2 (Y2) Output
N/A
J1 - 7
N/A
Wiring inputs and outputs

Carrier RTU Open v3 Specifications

General

Brand	Carrier
Model	RTU Open v3
Category	Controller
Language	English