Hitachi WJ200 Series

B−4
Inverter Parameter Setup - The inverter has several settings related to ModBus
communications. The table below lists them together. The
Required column indicates
which parameters
must be set properly to allow communications. You may need to
refer to the host computer documentation in order to match some of its settings.
Func.
Code
Name Required Settings
A001 Frequency source

00
…
Keypad potentiometer
01…Control terminal
02…Function F001 setting
03…ModBus network input
10 …Calculate function output
A002 Run command source

01
…
Control terminal
02…Run key on keypad, or digital operator
03 … ModBus network input
C071 Communication speed

03 2400 bps
04…4800 bps
05 9600 bps
06 19.2k bps
07…38.4k bps
08…57.6k bps
09…76.8k bps
10 115.2k bps
C072 Modbus Address

Network address, range is 1 to 247
C074 Communication parity

00
…
No parity
01…Even parity
02…Odd parity
C075 Communication stop bit

Range is 1 or 2
C076 Communication error select
−
00
…
Trip (Error code E60)
01…Decelerate to a stop and trip
02…Disable
03…Free run stop (coasting)
04…Decelerate to a stop
C077 Communication error time-out
−
Comm. Watchdog timer period,
range is 0.00 to 99.99 sec.
C078 Communication wait time

Time the inverter waits after receiving a
message before it transmits.
Range is 0. to 1000. ms
NOTE: When you change any of the parameters above, the inverter power must be
rebooted in order to activate new parameters. Instead of rebooting, turning ON/OFF of
reset terminal works as same.