AAON VCCX2 User Manual

91VCCX2 Controller Technical Guide
APPENDIX C: BACNET GUIDE
Bitelds
RSMZ WARNINGS STATUS BIT STRINGS
ITEM BIT VALUE DESCRIPTION
AI:159
AI:175
AI:196
AI:208
AI:224
AI:245
0 1 Low Suction Pressure
1 2 Low Suction No Start
2 4 High Discharge
Pressure Level 1
3 8 High Discharge
Pressure Level 2
4 16 Discharge Pressure
Sensor Not Detected
5 32 VFD Compressor Alarm
6 64 High Superheat
7 128 High Discharge
Temperature
8 256 Comp 1 False Active
9 1024 Comp 2 False Active
10 2048 Reserved
11 4096 Discharge Line Temp
Sensor Not Detected
Table 35: RSMZ Warnings Status Bit Strings
RSMZ FAULTS STATUS BIT STRINGS
ITEM BIT VALUE DESCRIPTION
AI:165
AI:181
AI:198
AI:214
AI:230
AI:247
0 1 Low Suction Pressure
1 2 Unsafe Suction
Pressure
2 4 Trip High Discharge
Pressure Comp 1
3 8 Compressor 1 Not
Running
4 16 Compressor 2 Not
Running
5 32 Low Superheat
6 64 High Discharge
Temperature
7 128 EEV Not Detected
8 256 MODBUS Slave Comm
Timeout
9 1024 Low Suction Pressure
Comp 2
10 2048 Trip High Discharge
Pressure Comp 2
11 4096 High Superheat
12 8192 High Evap Temperature
13 16384 Emergency Shutdown
Table 36: RSMZ Faults Status Bit Strings
RSMZ LOCKOUT STATUS BIT STRINGS
ITEM BIT VALUE DESCRIPTION
AI:166
AI:182
AI:199
AI:215
AI:231
AI:248
0 1 Suction Pressure
System Lockout
1 2 Oil Boost Lockout
2 4 High Discharge
Pressure System
Lockout
3 8 Low Superheat System
Lockout
4 16 High Superheat System
Lockout
5 32 High Evap Temperature
System Lockout
6 64 High Discharge Temp
System Lockout
Table 37: RSMZ Lockout Status Bit Strings
RSMZ DRIVE STATUS BIT STRINGS
BACnet
Bitelds
ITEM BIT VALUE DESCRIPTION
AI: 162
AI: 178
AI: 211
AI: 227
Control
Ready
0 1 0=Control Not Ready;
1=Control Ready
Drive
Ready
1 2 0=Drive Not Ready;
1=Drive Ready
Enable 2 4 0=Coasting; 1=Enable
Trip Error 3 8 0=No Error; 1=Trip
Error No
Trip
4 16 0=No Error;
1=Error (no trip
Reserved 5 32 Reserved
Triplock
Error
6 64 0=No Error; 1=TripLock
(must power cycle)
Warning 7 128 0=No Warning;
1=Warning
Speed
Equals
Reference
8 256 0=Speed
Not=Reference;
1=Speed=Reference
Bus Control 9 512 0=Local Operation;
1=Bus Control
Frequency
Limit Okay
10 1024 0=Out of Frequency
Limit; 1=Frequency
Limit Okay
In
Operation
11 2048 0=No Operation;
1=In Operation
Stopped
AutoStart
12 4096 0=Drive OK;
1=Stopped, Auto Start
Voltage
Exceeded
13 8192 0=Voltage Okay;
1=Voltage Exceeded
Torque
Exceeded
14 16384 0=Torque Okay;
1=Torque Exceeded
Timer
Exceeded
15 32768 0=Timer Okay;
1=Timer Exceeded
Table 38: RSMZ Drive Status Bit Strings

AAON VCCX2 Specifications

General

Brand	AAON
Model	VCCX2
Category	Controller
Language	English