Hitachi CONVENTION 14 Instruction Manual page 143

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Network Communications Settings
The following table lists parameters that configure the inverter's serial communications
port. The settings affect how the inverter communication with a digital operator (such
as SRW-0EX), as well as a ModBus network (for networked inverter applications). The
settings cannot be edited via the network, in order to ensure network reliability. Refer to
"ModBus Network Communications" on page B-1
any monitoring your inverter from a network.
Func.
Code
C070 Selection of OPE / ModBus
PARAM
C071 Communication speed
selection
COM BAU
C072 Node allocation
COM ADR
C074 Communication parity
selection
COM PRTY
C075 Communication stop bit
selection
COM STP
C076 Communication error select
COM ESlct
C077 Communication error time-
out
COM ETIM
C078 Communication wait time
COM Wait
"C" Function
Name /
SRW Display
Two option codes:
02 OPE or option
REM
03 ModBus (485)
Three option codes:
04 4800 bps
05 9600 bps
4800 06 19200 bps
Set the address of the inverter on
the network. Range is 1 to 32
00001
Three option codes:
00 No parity
01 Even parity
02 Odd parity
NON
Range is 1 to 2
1BIT
Selects inverter response to
communications error.
Five options:
00 Trip (Error code E60)
01 Decelerate to a stop and trip
02 Disable
03 Free run stop (coasting)
None
04 Decelerate to a stop
Sets the communications watchdog
timer period.
Range is 0.00 to 99.99 sec
000.00s
Time the inverter waits after
receiving a message before it
transmits.
00000ms
Range is 0. to 1000. ms
for more information on controlling
Description
(Error code E60)
Defaults
Run
Mode -FE -FU
Units
Edit
(EU) (USA)
02 02
06 04 baud
1. 1.
00 00
1 1 bit
02 02
0.00 0.00 sec.
0. 0. msec.