JOHNSON CONTROLS
308
FORM 201.23-NM2
ISSUE DATE: 3/9/2015
SECTION 8 - MICROPANEL
TABLE 28 - BACNET AND MODBUS COMMUNICATIONS DATA MAP (CONT’D)
ENG Operational Code ENG Fault/Inhibit Code ENG Fault/Inhibit Code (cont)
PAGE PAGE PAGE
P56,58 C_OPER.CODE P57,59 C_FAULT.CODE P57,59 C_FAULT.CODE
63 Manual Override 1 Low Ambient Temperature 52 Reserved 52
64 Daily Schedule Shutdown 2 High Ambient Temperature 53 Reserved 53
65 Unit Switch OFF 3 Low Chilled Liquid Temperature 54 Reserved 54
66 Remote Controlled Shutdown 4 SPARE0 55 Reserved 55
67 Loss of External Communications 5 Low RTC Battery Voltage 56 Reserved 56
68 Flow Switch Shutdown 6 Invalid Number of Comp ressors Selected 57 Reserved 57
69 VSD Cooling Shutdown 7 VSD Communications Failure 58 Reserved 58
70 Serial Number Shutdown 8 Pre-charge Low DC Bus Voltage 59 Reserved 59
71 SPARE 9 Pre-charge DC Bus Voltage Imbalance 60 Reserved 60
72 SPARE 10 Bus Voltage High DC 61 Reserved 61
73 SPARE 11 Bus Voltage Low DC 62 Reserved 62
74 No Run Permissive 12 Voltage Imbalance DC Bus
75 Anti-Recycle Timer Active 13 High VSD Ambient Temperature
76 System Switch OFF 14 Single Phase Input
77 System Not Running 15 VSD Power Supply Fault
78 System Running 16 VSD Logic Board Fault
79 Discharge Pressure Limiting 17 Motor Current Overload (Hardware)
80 Suction Pressure Limiting 18 CT Plug Fault
81 Motor Current Limiting 19 Reserved 19
82 Motor Temperature Limiting 20 Reserved 20
83 ISN Motor Current Limiting 21 Reserved 21
84 Remote Motor Current Limiting 22 Reserved 22
85 System Pumping Down 23 Reserved 23
86 VSD PreCharging 24 Reserved 24
87 VSD Baseplate Temp Limiting 25 Reserved 25
88 VSD Internal Ambient Temp Limiting 26 Reserved 26
89 Sound Limiting 27 High Discharge Pressure (Software)
90 ISN Sound Limiting 28 High Differential Oil Pressure
91 Remote Sound Limiting 29 Low Differential Oil Pressure
92 Pulldown Motor Current Limiting 30 Low Suction Pressure
93 Cooling Demand Shutdown 31 High Discharge Temperature
94 Reserved 94 32 High Oil Temperature
95 Reserved 95 33 Low Suction Superheat
96 Reserved 96 34 Sensor Failure
35 Low Motor Current
36 High Motor Temperature
37 Pre-charge Low DC Bus Voltage
38 Pre-charge DC Bus Voltage Imbalance
39 High DC Bus Voltage
40 Low DC Bus Voltage
41 DC Bus Voltage Imbalance
42 High Motor Current
43 Motor Current Overload (Software)
44 IGBT Gate Driver Fault
45 High Baseplate Temperature
46 Single Phase Input
47 VSD Run Signal Fault
48 High Discharge Press (Hardware – HPCO)
49 High Flash Tank Level
50 Control Voltage Fault
51 Low Discharge Superheat
Revision: YCAV_YCIV BAS (Rev K_03g).xlsx Tab: YCAV and YCIV Property of Johnson Controls, York, PA Page: 5
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