Vacon OPT-A2 - 5 Fieldbus Profile for Vacon Brake Chopper Unit

Fieldbus Profile for Vacon brake chopper unit vacon • 19
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5. FIELDBUS PROFILE FOR VACON BRAKE CHOPPER UNIT
Following document describes fieldbus profile for Brake Chopper Unit application.
If Profibus, Modbus or CANopen is used then Operate Mode = Bypass is to be used to be able to
read or write the following info.
Signals from Overriding System to Vacon regenerative Drive.
Fieldbus Data Name
Signal
Name Min Max
FB
Scale Scaling Description
Control Word
Main
Control
Word
See bitwise description below
Reference Value Reserved for future use.
Process Data IN1 Reserved for future use.
Process Data IN2 Reserved for future use.
Process Data IN3 Reserved for future use.
Process Data IN4 Reserved for future use.
Process Data IN5 Reserved for future use.
Process Data IN6 Reserved for future use.
Process Data IN7 Reserved for future use.
Process Data IN8 Reserved for future use.
Table 5-1. Signals from overriding system
Signals from Vacon Drive to Overriding system
Fieldbus Data Name Signal Name
FB
Scale Scaling Description
Main Status Word Main Status Word See bitwise description below
Actual Value DC Voltage 1=1V DC Voltage in Volts
ProcessDataOut1 Total current 10=1A Total Current
ProcessDataOut2 Power 10=1% Power
ProcessDataOut3 Active fault Active Fault
ProcessDataOut4 Reserved for future use.
ProcessDataOut5 Reserved for future use.
ProcessDataOut6 Reserved for future use.
ProcessDataOut7 Reserved for future use.
ProcessDataOut8 Reserved for future use.
Table 5-2. Signals to overriding system