Protectowire CTM-530 Series User Manual

Page 40
Temperature Readings - The CTM-530 temperature readings are available as a single integer value at Mod-
bus holding register 40002 through 40005. These values are only available when a Short or Alarm status has
been detected on the corresponding out or return terminals. The temperatures are available in both degrees
and Fahrenheit and degrees Centigrade.
Register Name Access Range Type Function
Code
Modbus
Address
Decimal Hex
40002 1 1
Temperature
Out F
Read Only 0 to +500 Integer 03
40003 2 2
Temperature
Out C
Read Only 0 to +260 Integer 03
40004 3 3
Temperature
Return F
Read Only 0 to +500 Integer 03
40005 4 4
Temperature
Return C
Read Only 0 to +260 Integer 03
Table 4.
Event Distance Measurements - The CTM-530 event distance measurements are available as a single inte-
ger value at Modbus holding register 40006 through 40009. These values are only available when a Short or
Alarm status has been detected on the corresponding out or return terminals. The distances are available in
both Feet and Meters.
Register Name Access Range Type Function
Code
Modbus
Address
Decimal Hex
40006 5 5
Distance
Out Feet
Read Only 0 to +5000 Integer 03
40007 6 6
Distance
Out Meters
Read Only 0 to +1550 Integer 03
40008 7 7
Distance
Out Feet
Read Only 0 to +5000 Integer 03
40009 8 8
Distance
Out Meters
Read Only 0 to +1550 Integer 03
Table 5.
Cold Junction Temperature - The CTM-530 cold junction reference temperature, which indicates the
environmental temperature of the module, is available as a single integer value at Modbus holding register
40026. This value updates approximately every 30 seconds and is in degrees Centigrade.
Register Name Access Range Type Function
Code
Modbus
Address
Decimal Hex
40026 26 1A
Cold Junction
Temperature
Read Only 0 to +60 Integer 03
Table 6.

Protectowire CTM-530 Series Specifications

General

Brand	Protectowire
Model	CTM-530 Series
Category	Control Unit
Language	English