Wiring Inputs And Outputs - Carrier RTU Open v3 Installation And Startup Manual

Wiring inputs and outputs

Channel Type Signal
Number
Input 1 AI 4-20 mA
Input 2 AI 4-20 mA
Input 3 BI 24 Vac
Input 4 BI 24 Vac
Input 5 BI 24 Vac
Input 6 AI 10K
Thermistor
Input 7 AI 10K
Thermistor
Input 8 BI 24 Vac
Input 9 BI 24 Vac
Input 10 AI 10K
Thermistor
Input 11 AI 100K
Thermistor
Rnet AI
AO - 1 AO 4-20 mA
RTU Open v3
Installation and Start-up Guide
RTU Open Inputs and Outputs Table
Function Part Number
CO2 33ZCT55CO2 33ZCT56CO2
OAQ 33ZCSPTCO2-01
33ZCSPTCO2LCD-01
Space Relative Humidity
33ZCSENSRH-02
CO2 33ZCT55CO2 33ZCT56CO2
OAQ 33ZCSPTCO2-01
33ZCSPTCO2LCD-01
Space Relative Humidity
33ZCSENSRH-02
N/A
2
Compressor Safety **
CRSTATUS005A00
Fan Status
CRSTATUS005A00
Filter Status
Field-supplied
Remote Occupancy
Field-supplied
Door Contact
Safety Chain * N/A
Field-supplied
1, 2
Fire Shutdown **
CRSTATUS005A00
Fan Status
CRSTATUS005A00
Filter Status
Field-supplied
Remote Occupancy
Field-supplied
Door Contact
Supply Air Temperature 33ZCSENSAT 33ZCSENDAT
Outside Air Temperature 33ZCSENOAT
Enthalpy ** 33SENTHSW
Fan Status CRSTATUS005A00
Filter Status CRSTATUS005A00
Remote Occupancy Field-supplied
Door Contact Field-supplied
IGC Input****
Humidistat ** --HL--38MG-029
Fan Status CRSTATUS005A00
Filter Status CRSTATUS005A00
Remote Occupancy Field-supplied
Door Contact Field-supplied
Space Temperature 33ZCT55SPT 33ZCT56SPT
33ZCT59SPT
Space Temperature 33ZCT56SPT 33ZCT59SPT
Setpoint Adjust
See Wiring devices to the Rnet
ZS sensors
port.
Wireless Adapter for
wireless sensors
Equipment Touch
TruVu™ ET Display
Economizer Actuator-Field-supplied
13
w/ 33ZCASPCO2
w/ 33ZCASPCO2
Installing the RTU Open
Wire and Alternate
Terminal Terminals
Numbers
J4 N/A
- 5 & 6
J4 N/A
- 2 & 3
J1 J5
- 2 - 5 & 6 ***
J1 N/A
- 9
J1 J5
- 10 - 3 & 4 ***
J2 N/A
- 1 & 2
J2 N/A
- 3 & 4
J2 J5
- 6 & 7 - 1 & 2 ***
J5 N/A
- 7 & 8
J20 N/A
- 1 & 2
J20 N/A
- 3 & 4
J13 N/A
- 1, 2, 3,
4
J2 N/A
- 5 & 4
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