Standard Screw Compressor - RWB Series
C-14
M&M
R
EFRIGERATION
I
NC
.
Status Message Description
The status message is a read-only message containing analog, discrete, alarm and state
data.
NOTE: Some data in the status message may not apply to your particular compressor, depending on
optional equipment and features.
The Status Message includes the following types of data:
• 16-bit analog input parameters from sensors
• 16-bit derived or computed parameters
• Discrete input and output data in packed bit format
• Alarm data in packed bit format
• Compressor mode and state data
Analog Inputs and Computed Parameters
DF1
Word
Address
Modbus
Word
Address
Hex Byte
Offset Parameter Name Range Units
N10: 0 40001 0000 Suction Pressure 0 : 200 PSIA
1 40002 0002 Discharge Pressure 0 : 500 PSIG
2 40003 0004 Oil Pressure After Filter 0 : 500 PSIG
3 40004 0006
Oil Pressure Before Filter (All Others)
Oil Pressure Above Discharge (S Series)
0 : 500
0 : 500
PSIG
PSIG
4 40005 0008 Discharge Temperature 32 : 302 DEGF
5 40006 000A Oil Temperature 32 : 302 DEGF
6 40007 000C Oil Sump Temperature 32 : 302 DEGF
7 40008 000E Suction Temperature -58 : 122 DEGF
8 40009 0010 Motor Current Varies AMPS
9 40010 0012 Slide Valve Position 0 : 100 PCT
10 40011 0014 Process Temperature (Option) -58 : 122 DEGF
11 40012 0016 Oil Pressure (Computed) 0 : 500 PSIG
12 40013 0018 Oil Filter Differential Pressure (Computed) 0 : 500 PSID
13 40014 001A VI Position (Option) Varies
14 40015 001C Display Setpoint
0 : 200 (SP)
-58:122(PT)
See Word
Adrs 31
15 40016 001E Anti Cycle Timer 0 : 20 SEC
16 40017 0020 Vi Update Timer (Option) 0 : 200 SEC
17 40018 0022 Present KW (Computed) 0 : 3276.8 KW
18 40019 0024 Demand KW (Computed) 0 : 3276.8 KW
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