Magnelab Mini AC Current Transducer (CT) Connection Instructions
2
Connecting the CT to the FlexSmart TRMS Module
Configuring the Data Logger for the CT using HOBOware Software
HOBOware software provides configuration files for the CTs. The table below lists the recommended configuration values for
each CT that these files contain. For information on loading configuration files, refer to the software documentation.
HOBO H22 or U30 Series Data Logger
(H22-001 shown)
S-FS-TRMSA / S-FS-TRMSA-D
*
FlexSmart TRMS Module
T-MAG-0400-xx
Current Transformer
S1~
S1~
S2~
S2~
S-FS-TRMSA (or S-FS-TRMSA-D)
FlexSmart TRMS Module
Terminal Block
Wiring Diagram for Single CT
Black
White
See below for wire
capture procedure
From CT
S1~
S1~
S2~
S2
~
S-FS-TRMSA (or S-FS-TRMSA-D)
FlexSmart TRMS Module
Terminal Block
Wiring Diagram for Two CTs
Black
White
From CT
Black
White
From CT
LOAD
LINE
3. Snap CT closed.
1. Open CT.
Source Face
2. Place CT around the
individual wire carrying the
phase to be monitored.
*
The S-FS-TRMSA-D has a modular connector for
connecting to a Smart Sensor port and thus is compatible
with both H22 and U30 series data loggers. The
S-FS-TRMSA is compatible with the H22 series only.
S-FS-TRMSA-D
*
Onset Part No:
Channel Name
Raw Value 1 (mV)
Raw Value 2 (mV)
Scaled Value 1
Scaled Value 2
Scaled Units
T-MAG-0400-05 Current
0
333
0
5
A
T-MAG-0400-20 Current
0
333
0
20
A
T-MAG-0400-50 Current
0
333
0
50
A
T-MAG-0400-75 Current
0
333
0
75
A
HOBO H22, U30, or RX3000 Series Data
Logger (H22-001 shown)
*The S-FS-TRMSA-D has a modular connector for connecting
to a smart sensor port and thus is compatible with H22, U20,
and RX3000 series loggers. The S-FS-TRMSA is compatible
with the H22 series only.
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