Trane PIC Installation Operation Maintenance/ Programming page 41

Protocol interface controller, modbus solution for trane chillers and rooftops
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Table 15 - Continued
Data
Modbus
Function
Type
Index
30042
30043
30044
30045
30046
30047
30048
30049
30050
Analog
4
Inputs
30051
30052
30053
BAS-SVX08D-E4
Operation
Offset
41
CTV: Outboard Bearing Temp
ABS: Strong Soln Temp Lvg LTHX
42
CTV/RTH: Discharge Temp
ABS: Intermd Soln Temp at Absorber Spray
43
ABS: LiBr Concentration
44
ABS: LiBr Cryst Temp
45
ABS: Absorber Entering Water Temp
46
CTV: IGV Stepper Motor Position
ABS: Energy Valve Stepper Motor Position
RTH: EXV Stepper Motor Position"
47
ABS: Dilute Solution Temp Lvg HTHX
48
ABS: Dilute Solution Temp Ent HTG
Bit 0 RESERVED
Bit 1 CTV/RTH: Ice Machine Control
Bit 2 UNUSED
49
Bit 3 UNUSED
Bit 4 UNUSED
Bit 5 UNUSED
Bit 6 ABS: Purge Status
Bit 7 ABS: PCL Switch Status
Bit 0 UNUSED
Bit 1 UNUSED
Bit 2 Chiller mode
50
Bit 3 CTV/RTH/ABS: Base loading status
Bit 4 CTV: Free cooling status
Bit 5 CTV: Heat pump status
Bit 6 CTV: UNUSED
Bit 7 CTV: Hot gas bypass status
Bit 0 CTV: purge pumpout running
Bit 1 CTV: purge mode 1 = auto 0 = stop
Bit 2 Head relief request
51
Bit 3 CTV: Oil pump relay
Bit 4 CTV: retired for Tracer (Cond. fan 4)
Bit 5 CTV: Condensor fan 3
Bit 6 CTV: Condensor fan 2
Bit 7 CTV: Condensor fan 1
Bit 0 CTV: purge service pumout
Bit 1 CTV: purge liquid level
Bit 2 CTV: external heat pump
52
Bit 3 CTV/RTH: external ice making
Bit 4 CTV: external free cooling
Bit 5 emergency stop
Bit 6 external auto/stop
Bit 7 CTV: purge compr running
Point Description
Unit
Temperature
Temperature
Percentage
Temperature
Temperature
Percentage
Temperature
Temperature
bitfield
bitfield
bitfield
bitfield
41

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