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QUALITROL AKM345 GEN3 OTIWTI
40-08847-00-Rev001
5.3.4
Power ............................................................................................................................................... 20
5.3.5
Remote Output ................................................................................................................................ 21
5.3.6
Modbus ............................................................................................................................................ 22
6.
Switch Setting .................................................................................................................................................. 23
6.1
Switch Setpoint Adjustment .................................................................................................................... 23
6.2
Adjustable Differential (option) ............................................................................................................... 24
7.
Winding Temperature Simulation ................................................................................................................... 25
7.1
Adjusting the Internal Matching Resistance - TD50 & TD76 ................................................................... 26
7.2
Using the Internal 5 Amp CT Option - TD50(5AMP)................................................................................ 27
7.2.1
Background ...................................................................................................................................... 27
7.2.2
Setting the Matching Resistance ..................................................................................................... 27
7.3
Dual Gradient (option) - TD50(X2) & TD76(X2) ....................................................................................... 29
7.3.1
Background ...................................................................................................................................... 29
7.3.2
Wiring Recommendations ............................................................................................................... 29
7.4
External Matching Units .......................................................................................................................... 30
8.
MODBUS Communications (option) ................................................................................................................ 31
8.1
MODBUS Default Configurations ............................................................................................................. 31
8.2
Event Reporting Over MODBUS ............................................................................................................... 31
8.3
MODBUS Register Map ............................................................................................................................ 31
8.3.1
MODBUS Registers ........................................................................................................................... 31
8.3.2
Input Registers ................................................................................................................................. 32
8.3.3
Discrete Inputs ................................................................................................................................. 32
8.3.4
Holding Registers ............................................................................................................................. 33
8.3.5
MODBUS Notes ................................................................................................................................ 34
9.
Troubleshooting ............................................................................................................................................... 34
9.1
Matching Resistance ................................................................................................................................ 34
9.2
Remote Outputs ....................................................................................................................................... 34
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