20 ED 15121
Application Software Version
Keypad Menu Path Main Menu_About Chiller_Unit S/N=
These read only holding registers indicate the software version of the application software.
The following example shows the holding register and its value (in hexadecimal), followed by the ASCII character
translation.
• 334= 0x3235
• 0x32 = “2”
• 0x35 = “5”
• 335= 0x3035
• 0x30 = “0”
• 0x35 = “5”
• 335= 0x3036
• 0x30 = “0” Application Version = 2505067100
• 0x35 = “6”
• 337= 0x3731
• 0x37 = “7”
• 0x31 = “1”
• 338= 0x3030
• 0x30 = “0”
• 0x30 = “0”
Data Type
Holding Register
Measurement Units Valid Range
RO Holding Register
334-338
NA N/A 1-10 Characters
Capacity Limit Setpoint - Network
Keypad Menu Path Main Menu_View/Set Unit_Status/Settings_Netwrk Cap Lim=
This read/write holding register sets the maximum capacity level of the chiller. This level may be adjusted via an
operator workstation or other network device, but cannot be adjusted above a factory-specified limit. The default is
100%. This register is ignored by the chiller application if Chiller Local/Remote is set to Local.
Data Type
Holding Register
Measurement Units Valid Range
RW Holding Register
38
Percent of maximum
capacity
% x 10 0-100%
Chiller Capacity Limited
Keypad Menu Path No Keypad Equivalent
This read only holding register indicates whether conditions may exist that prevent the chiller from reaching full
capacity. If conditions exist that limit operation, the chiller may be prevented from reaching the Leaving Water
Temperature setpoint.
Data Type
Holding Register
Measurement Units Valid Range
RO Holding Register
4
Status N/A
0=Not Limited
1=Limited
Chiller Current
Keypad Menu Path Main Menu_View/Set Unit_Power Conservation_Unit Current=
This read only holding register indicates the average current of the chiller. Compressor currents may be added together
to calculate this value.
Data Type
Holding Register
Measurement Units Valid Range
RO Holding Register 25 Electric Current Amperes 0-10,000
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