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McQuay Micro Tech Open Protocol Driver Manual Page 23 of 35
FieldServer Technologies 1991 Tarob Court Milpitas, California 95035 USA Web: www.fieldServer.com
Tel: (408) 262 2299 Fax: (408) 262 2269 Toll Free: (888) 509 1970 email: support@fieldServer.com
Array
Location
Read/
Writ
e/
Both
Field Name
Number
of Bytes
Base
Address
Device
Scaling
Method
7
39 r Leaving Evaporator Water Temp. - Hi Resolution
1 0x0419
7
40 r LED Front Panel 1 0x021F
1
41 r Lift Pressure 1 0x0412
1
42 r Liquid Injection Solenoid 1 0x0216
1
43 r Liquid Line Refrigerant Temp. - Lo Resolution 1 0x0404
1
44 r Liquid Line Refrigerant Temp. - Hi Resolution 1 0x041D
8
45 r Liquid Subcool 1 0x0417
1
46 r Load Solenoid 1 0x0211
1
47 r Low Evaporator Pressure Limit 1 0x043B
1
48 r Manual Amp Limit 1 0X043D
1
49 r Manual Amp Limit Setpoint 1 0x0901
1
50 r Maximum Amp Limit 1 0X043C
1
51 r Motor Control Latch Relay 1 0x0213
1
52 r Motor Control Relay 1 0x021E
1
54 r Motor Current Amps 2 0x0435
1
55 r Motor Current Percent 1 0x040C
1
56 r Motor Temperature Switch 1 0x050E
1
58 r Number of Starts 2 0X0432
1
59 r Oil Delta Pressure 1 0X040D
1
60 r Oil Feed Temp. 1 0x0409
1
61 r Oil Gage Pressure 1 0x0415
1
62 r Oil Heater 1 0x0215
1
63 r Oil Pressure Differential Switch 1 0X050E
1
64 r Oil Pump 1 0X021D
1
65 r Oil Sump Temp. 1 0X040A
1
67 r Operating Hours 2 0x0430
1
68 r Panel Rocker Switch 1 0X050E
1
69 r Remote Amp Limit 1 0X043E
1
70 r Remote Chilled Water Reset 1 0x0439
1
71 r Remote Reset or Amp Limit Signal 1 0X040B
1
72 r Remote Start/Stop Switch 1 0X050F
1
73 r Soft Load Limit 1 0X043A
1
74 r Starter Fault Switch 1 0X050F
1
75 r Starter Transition Switch 1 0X050F
1
76 r Superheat 1 0x0416
1
77 r Surge Guard Switch 1 0X050E
1
78 r Unit Status 1 0x0424
1
79 r Unload Solenoid 1 0x0210
1
80 r Vanes Closed Switch 1 0X050F
1
81 r Watchdog Output 1 0x0214
1
82 b Clear Current Fault 1 0X042A
1
83 b Comm Port Baud Rate 1 0x0801
1
84 b Correct Checksum 1 0x0800
1