Carrier RTU Open v3 Integration Guide

Appendix A: Network Points List for RTU Open
RTU Open v3 Carrier Proprietary and Confidential CARRIER CORPORATION ©2016
Integration Guide All rights reserved
41
BACnet
Modbus
Point Name
Point
Access
Units
Default
Value
BACnet Point Name
BACnet Object
ID
Modbus Register Type
Modbus
Register #
3=Fan Status
4=Filter Status
5=Remote
Occupancy
6=Door Contact
Input 9 Switch
Configuration
R/W
1=NO
2=NC
1 di9_type MSV:81019
Number Of Heat
Stages
R/W
1=1
2=2
3=0
2 heat_stages MSV:91004
Occupancy
Source
R/W
1=Always
Occupied
2=BACnet
Schedule
3=BAS On/Off
4=Remote Occ
Input
1 occ_source MSV:1002
Space sensor type R/W
1=T55
2=T56
3=SPT Sensor
4=None
1 spt_type MSV:9001
Space Temp
Source
R
1=Sensor Failure
2=SPT Sensor
3=T55 / T56
4=Network
5=Airside Linkage
6=Locked Value
spt_status MSV:2003
Unit Type R/W
1=Heat / Cool
2=LC
WeatherExpert
3=HP O/B Ctrl
4=HP Y1/W1 Ctrl
2 unit_type MSV:9018
ZS Temp Sensor R
0=Normal
1=Alarm
zst_sensor_fail BV:7051
Economizer
Operation
R
0=Normal
1=Fault Detected
econ_opr BV:7054
Space
Temperature
Alarm Status
R
0=Normal
1=Alarm
spt_alrm_status BV:7056
SPT Sensor R °F
zone_temp_zone_
temp
AI:1
SPT Sensor R min
zone_temp_override_
time_remaining
AV:1
input_10
R
°F
ai_10
AI:1010
Factory Test
Analog 1 Control
R/W % 0 ao1_fac_test AV:91001
Economizer High
OAT Lockout
Temp
R/W °F 75 oat_ec_lockout AV:9008
Maximum Heating
SAT
R/W °F 120 sat_ht_max AV:83004
Compressor 2
Runtime
R hr comp2_rntm AV:2018
Linkage Max
Damper Position
R % link_max_dmpr AV:2611
Air Source Supply
Air Temp
R °F link_sat AV:2608
Max VFD Output
R/W
%
100
max_vfd_spd
AV:3026
Dehum Min VFD
R/W
%
100
dehum_min_vfd
AV:3028

Carrier RTU Open v3 Specifications

General

Brand	Carrier
Model	RTU Open v3
Category	Controller
Language	English