Toshiba VF-AS1 Power Supply User Manual


 
E6581528
F-82
6
Communication parameters (4-wire RS485)
These parameters allow you to change the communication speed, parity, inverter number, communication error trip
timer setting, etc. from the operation panel or an external control device.
Title Function Adjustment range Default setting

Parity
(common to 2-wire RS485 and 4-wire
RS485)
:Non parity
:Even parity
:Odd parity

 Inverter number (common) ~ 

Communications time-out time
(common to 2-wire RS485 and 4-wire
RS485)
:OFF
~ sec.

Setting
2-wire
RS485
4-wire
RS485
 No action No action
 Alarm No action
 Trip No action
 No action Alarm
 Alarm Alarm
 Trip Alarm
 No action Trip
 Alarm Trip

Communications time-out action *
(common to 2-wire RS485 and 4-wire
RS485)
 Trip Trip

 Frequency point selection
:Disabled
:2-wire RS485
:4-wire RS485
:Communication add option

 Point 1 setting ~ % 
 Point 1 frequency ~ Hz 
 Point 2 setting ~ % 
 Point 2 frequency ~ Hz
 Refer
to page K-29.
 Communication speed (4-wire RS485)
:9600 bps, :19200 bps,
:38400 bps

 Send waiting time (4-wire RS485) :Default, ~ sec. 

Inverter-to-inverter communication setting
(4-wire RS485)
:Slave (issues a 0Hz command if
something goes wrong with the
master)
:Slave (continues operation if
something goes wrong with the
master)
:Slave (trips for emergency stop if
something goes wrong with the
master)
:Master (sends a frequency
command)
:Master (sends an output frequency)
:Master (sends a torque command)
:Master (sends an output torque
command)

 Protocol selection (4-wire RS485)
:TOSHIBA
:MODBUS

 Block write data 1
:Disabled
:Command information 1
:Command information 2
:Frequency command
:Terminal board output data
:Communication analog output

 Block write data 2 Ditto 