McQuay Micro Tech Open Protocol Driver Manual Page 22 of 35
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Table
4
- Equipment Type: 100CFC 100 Series Centrifugal Chiller
Array
Location
Read/
Writ
e/
Both
Field Name
Number
of Bytes
Base
Address
Device
Scaling
Method
7
1 r Alarm Contact 1 0x0217
1
2 r Approach Condenser 1 0x0418
1
3 r Calculated Leaving Evaporator Temp Setpoint 1 0x0420
7
4 r Calculated Network Amp Limit Setpoint 1 0x0423
1
5 r Compressor Discharge Temp. 1 0x0407
1
6 r Compressor Suction Temp. - Lo Resolution 1 0x0403
1
7 r Compressor Suction Temp. - Hi Resolution 1 0x041C
7
8 r Condenser Pump 1 0X021C
1
9 r Condenser Refrigerant Pressure 1 0x0411
1
10 r Condenser Refrigerant Temp. 1 0x0408
1
11 r Condenser Water Flow Switch 1 0X050F
1
12 r Cooling Tower Stage 1 1 0x0218
1
13 r Cooling Tower Stage 2 1 0x0219
1
14 r Current Fault 1 0x0428
1
15 r Fault Last 1 0x0834
1
16 r Fault 2 1 0x0835
1
17 r Fault 3 1 0x0836
1
18 r Fault 4 1 0x0837
1
19 r Fault 5 1 0x0838
1
20 r Fault 6 1 0x0839
1
21 r Fault 7 1 0x083A
1
22 r Fault 8 1 0x083B
1
23 r Entering Condenser Water Temp. - Lo Resolution
1 0x0405
1
24 r Entering Condenser Water Temp. - Hi Resolution
1 0x041E
8
25 r Entering Evaporator Water Temp. - Lo Resolution
1 0x0401
1
26 r Entering Evaporator Water Temp. - Hi Resolution
1 0x041A
1
27 r Entering Water Reset 1 0x0438
1
28 r Evaporator Low Pressure Switch 1 0x050E
1
29 r Evaporator Pump 1 0X021B
1
30 r Evaporator Refrigerant Pressure 1 0x0410
1
31 r Evaporator Refrigerant Temp. - Lo Resolution 1 0x0402
1
32 r Evaporator Refrigerant Temp. - Hi Resolution 1 0x041B
7
33 r Evaporator Water Flow Switch 1 0X050F
1
34 r High Discharge Pressure Switch 1 0X050E
1
35 r Hot Gas Solenoid 1 0x0212
1
36 r Leaving Condenser Water Temp. - Lo Resolution
1 0x0406
1
37 r Leaving Condenser Water Temp. - Hi Resolution
1 0x041F
8
38 r Leaving Evaporator Water Temp. - Lo Resolution
1 0x0400
1
7
See Appendix A.1
.