Carrier RTU OPEN 11-808-427-01 Installation And Startup Manual page 44

Carrier air conditioner user manual
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Start-up
Point Name/Description
Input 2 Function
– The type of sensor (4-20 mA) connected to terminals J4 – 1, 2, & 3.
Input 3 Function – The usage of Input 3. You must also set Input 3 Switch Configuration
Options:
No Function – The input is not used.
Compressor Safety – Safety device status.
Fan Status – Proves supply fan operation.
Filter Status – Indicates a dirty filter.
Remote Occupancy – Sets occupancy using a hardware contact.
Door Contact
– Sets occupancy using a hardware contact.
Switch Configuration
Input 3
terminated at Input
Input 5 Function – The usage of Input 5. You must also set Input 5 Switch Configuration
Options:
No Function – The input is not used.
Fire Shutdown – Fire Safety device status. Inhibits operation when tripped.
Fan Status – Proves supply fan operation.
Filter Status – Indicates a dirty filter.
Remote Occupancy – Sets occupancy using a hardware contact.
Door Contact
– Sets occupancy using a hardware contact.
Switch Configuration
Input 5
terminated at Input
Input 8 Function – The usage of Input 8. You must also set Input 8 Switch Configuration
Options:
No Function – The input is not used.
Enthalpy Switch – Indicates enthalpy status (high or low).
Fan Status – Proves supply fan operation.
Filter Status – Indicates a dirty filter.
Remote Occupancy – Sets occupancy using a hardware contact.
Door Contact
– Sets occupancy using a hardware contact.
Switch Configuration
Input 8
terminated at Input
Input 9 Function – The usage of Input 9. You must also set Input 9 Switch Configuration
Options:
No Function – The input is not used.
Humidistat – Indicates high humidity condition.
Fan Status – Proves supply fan operation.
Filter Status – Indicates a dirty filter.
Remote Occupancy – Sets occupancy using a hardware contact.
Door Contact
– Sets occupancy using a hardware contact.
38
– The normal (de-energized) state for the set of contacts
– The normal (de-energized) state for the set of contacts
– The normal (de-energized) state for the set of contacts
Default/Range
D:
No Sensor
R:
No Sensor
IAQ Sensor
OAQ Sensor
Space RH Sensor
.
D:
Compressor Safety
R:
No Function
Compressor Safety
Fan Status
Filter Status
Remote Occupancy
Door Contact
D:
NO
R:
NO/NC (normally
open/normally closed)
.
D:
Fire Shutdown
R:
No Function
Fire Shutdown
Fan Status
Filter Status
Remote Occupancy
Door Contact
D:
NC
R:
NO/NC (normally
open/normally closed)
.
D:
Enthalpy Switch
R:
No Function
Enthalpy Switch
Fan Status
Filter Status
Remote Occupancy
Door Contact
D:
NO
R:
NO/NC (normally
open/normally closed)
.
D:
Humidistat
R:
No Function
Humidistat
Fan Status
Filter Status
Remote Occupancy
Door Contact
RTU Open

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