Mitsubishi Electric FR-A820-00046 Instruction Manual page 456

(D) Operation command and frequency command
Controllability through communication
Command Condition
source (Pr. 551 setting)
2
(PU connector)
9999
(automatic
recognition,
without USB
connection)
Control by
RS-485 com-
munication via
PU connector
Other than the
above
1
(RS-485
terminals)
Control by
communica-
tion via RS-485
terminals
Other than the
above
Tab. 5-109: Functions in the single operation modes (1)
5 - 276
Item
PU
operation
Operation (start)

command
Operation (stop)

command

Running frequency

Monitor

Parameter writing

Parameter read

Inverter reset
Operation (start)
×
command
Operation (stop)
Δ
command
Running frequency ×

Monitor
Parameter writing
×

Parameter read

Inverter reset
Operation

command
(start, stop)

Running frequency

Monitor

Parameter writing

Parameter read

Inverter reset
Operation
command ×
(start, stop)
Running frequency ×

Monitor
Parameter writing
×

Parameter read
Inverter reset ×
Controllability in each operation mode
External/PU External/PU
combined combined
External
operation operation
operation
mode 1 mode 2
(Pr. 79 =3) (Pr. 79 =4)
× ×
Δ Δ

×
 

×
 
 
× ×
Δ Δ
× ×
 
× ×
 
 
× ×

×
 

×
 
 
× ×
× ×
 
× ×
 
× ×
Parameters
NET
operation
operation
(when RS-485
communica-
terminals are
tion option is
used)

×

Δ
× ×
 

×
 
 
× ×
Δ Δ
× ×
 
× ×
 
 

×
× ×
 

×
 
 

×

×
 

×
 

×
NET
(when
used)
×
×

×

×