Serial Interface (Modbus RTU)
138 M-Max Series Adjustable Frequency Drive MN04020003E—October 2013 www.eaton.com
General Control Word (ID 2002)
Speed Setpoint (ID 2003; Frequency Setpoint)
The permitted value range lies between 0 and 10.000. In the application, this value is scaled
to a percentage in the frequency range between the defined minimum and maximum
frequencies.
Output Process Data
The output process data is used to monitor the frequency inverter.
1514131211109876543210
NB NB NB NB NB NB NB NB NB NB NB NB NB NB NB NB
1514131211109876543210
MSB LSB
ID Modbus Register Designation Value Range Type
2101 32101, 42101 Fieldbus status word — Binary code
2102 32102, 42102 Fieldbus general status word — Binary code
2103 32103, 42103 Fieldbus actual speed 0.01 %
2104 32104, 42104 Motor frequency 0.01 +/– Hz
2105 32105, 42105 Motor speed 1 +/– RPM (min
–1
)
2106 32106, 42106 Motor current 0.01 A
2107 32107, 42107 Motor torque 0.1 +/–% (of the nominal value)
2108 32108, 42108 Motor power 0.1 +/–% (of the nominal value)
2109 32109, 42109 Motor voltage 0.1 V
2110 32110, 42110 DC-link voltage (DC) 1 V
2111 32111, 42111 Current error — Error code (E_)
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