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
37
BACnet
Modbus
Point Name
Point
Access
Units
Default
Value
BACnet Point Name
BACnet Object
ID
Modbus Register Type
Modbus
Register #
1=Active
Reversing Valve
Relay State
R
0=Off
1=On
aux_1 BV:2007 Discrete Input 20
Password
Protected Output
Variable
R/W 0 ppo AV:90000
Vent Dmpr Pos /
DCV Min Pos
R/W %Open 20 econ_min AV:9005
Holding Register
(Float)
131
Filter R
0=Clean
1=Dirty
filter_alarm BV:7017 Discrete Input 31
Safety Chain R
0=Normal
1=Alarm
safety_alarm BV:7024 Discrete Input 43
Unocc Relative
Humidity Setpoint
R/W %rh 95 unocc_dehum_stpt AV:3012
Holding Register
(Float)
129
Setpoint R/W °F occ_ht_stpt AV:3002
Holding Register
(Float)
19
Supply Air Temp
Sensor
R
0=Normal
1=Alarm
loc_sat_sensor_fail BV:7020 Discrete Input 51
Override Time
Remaining
R min ovrde_time AV:2016 Input Register (Float) 93
Setpoint
Adjustment
R/W
0=Disable
1=Enable
Active (1) stpt_adj_enable BV:1013 Coil 26
System Space
Temperature
R/W °F -999 system_spt AV:1902
Holding Register
(Float)
123
Space
Temperature
Offset Pot
R °F stpt_adj_offset AV:91006
System Outdoor
AQ
R/W ppm -999 system_oaq AV:1908
Holding Register
(Float)
155
Outdoor Air Temp
Sensor
R
0=Normal
1=Alarm
oat_fail BV:7029 Discrete Input 27
SPT Sensor R
0=Normal
1=Alarm
spt_sensor_fail BV:7032 Discrete Input 38
Fan / Speed R
1=Off
2=Low
3=Med
4=High
5=On
fan_run MSV:2004
Input Register
(Signed)
175
Setpoint
Adjustment Range
R/W °^F 5 stpt_adj_range AV:9015
Holding Register
(Float)
101
Enthalpy (BACnet) R/W
0=High
1=Low
Active (1) oae BV:1901 Coil 6
Optimal Start R/W hr 1 optm_start AV:9026
Holding Register
(Float)
147
System Cooling
Demand Level
R cool_demand_level AV:9006
System Heating
Demand Level
R heat_demand_level AV:9036
System OAT
Master
R °F mstr_oa_temp AV:80001
T5x Override
Duration
R/W hr 1 ovr_dur AV:9023
VFD Speed Test
R/W
%
0
vfd_spd_test
AV:81002
input_3 R
0=Off
1=On
di_3 BI:1003
input_4 R
0=Off
1=On
di_4 BI:1004

Carrier RTU Open v3 Specifications

General

Brand	Carrier
Model	RTU Open v3
Category	Controller
Language	English