Mitsubishi Electric FR-A7ND Instruction Manual page 49

Inverter plug-in option devicenet communication function 700 series
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OBJECT MAP
2. Output Instance 21 (initial value)
When using Output Instance 21, set Input Instance to 71.
Byte
Bit 7
0
1
2
3
[Instance 21 details]
Bit0
Bit1
Bit2
Byte0
Bit5
Bit6
Byte2
Byte3
42
Bit 6
Bit 5
Bit 4
Net Ref
Net Ctrl
Speed reference (low byte)
Speed reference (high byte)
Forward rotation signal (0: forward rotation off
Run Fwd
1: forward rotation on)
Reverse rotation signal (0: reverse rotation off
Run Rev
1: reverse rotation on)
Reset request at an error occurrence
Fault Reset
Valid only at an inverter trip
(0:no function 1:fault reset request)
Request permission bit of control related signals (Bit 0 to Bit 2)
NetCtrl
0: Control related signals are invalid (it will not function even if bit is set).
1: Control related signals are valid (it will not be reflected to Pr. 338).
Request permission bit of speed reference (Byte2, Byte3)
NetRef
0: Speed related data is invalid (it will not function even if a value is set).
1: Speed related data is valid (it will not be reflected to Pr. 339).
Speed reference (r/min)
Speed Ref
Conversion of speed and frequency depends on the Pr. 144 settting.
Bit 3
Bit 2
Fault
Reset
Bit 1
Bit 0
Run Rev
Run Fwd
Control related
signals
Only NetCtrl (Bit 5)
= 1 is valid.

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