Mitsubishi Electric MELSOFT FR Configurator2 Instruction Manual page 57

Pr.
122 PU communication check time interval
123 PU communication waiting time setting 9999
124 PU communication CR/LF selection
331 RS-485 communication station number 0
332 RS-485 communication speed
RS-485 communication stop bit length /
333
data length
RS-485 communication parity check
334
selection
335 RS-485 communication retry count
RS-485 communication check time
336
interval
RS-485 communication waiting time
337
setting
341 RS-485 communication CR/LF selection 1
549 Protocol selection
PU mode operation command source
*2
551
selection
56
1. OUTLINE
1.4 Connection and parameter setting
Initial
Name
value
9999
1
96
1
2
1
0 s
9999
0
9999
Setting range
0 PU connector communication is disabled.
Set the communication check (signal loss detection)
time interval. If a no-communication state persists for
0.1 to 999.8 s the permissible time or longer, the inverter output is
shut off. (The operation depends on the Pr.502
setting.)
9999 No communication check (signal loss detection)
Set the waiting time between data transmission to the
0 to 150 ms
inverter and response.
9999 Set with communication data.
0 Without CR/LF
1 With CR
2 With CR/LF
0 to 31 (0 to Sets the inverter station number.
247) (Same specifications as Pr.117)
3, 6, 12, 24, 48,
Select the communication speed.
96, 192, 384,
(Same specifications as Pr.118)
576, 768, 1152
Select the stop bit length and data length. (Same
0, 1, 10, 11
specifications as Pr.119)
Select the parity check specifications. (Same
0, 1, 2
specifications as Pr.120)
Set the permissible number of retries for unsuccessful
0 to 10, 9999
data reception. (Same specifications as Pr.121)
RS-485 communication is enabled. However, the
0 inverter output is shut off if operation is changed to
NET operation mode.
Set the communication check (signal loss detection)
0.1 to 999.8 s
time interval. (Same specifications as Pr.122)
9999 No communication check (signal loss detection)
Set the waiting time between data transmission to the
0 to 150 ms,
inverter and response. (Same specifications as
9999
Pr.123)
Select the presence/absence of CR/LF.
0, 1, 2
(Same specifications as Pr.124)
*1
Mitsubishi inverter protocol (computer link)
0
1 MODBUS RTU protocol
RS-485 terminals are the command interface enabled
1
in the PU operation mode.
The PU connector is the command interface enabled
2
in the PU operation mode.
The USB connector is the command interface enabled
3
in the PU operation mode.
4 The operation panel is the command interface enabled
in the PU operation mode.
The Ethernet connector is the command interface
5
enabled in the PU operation mode.
USB automatic recognition
Basically, the operation panel (PU connector) is the
9999
command interface. When the USB connector is used,
it is the command interface.
Description