Hitachi WJ200-001L, Instruction Manual

Page: 569 / 680

Ver.3
−
− −
−
60
Ex 9 Ex 9 Ex 9 Ex 9 A case where an external register is invalid (An external register number is linked together to two or
more different internal register number.)
*
**
*Below setting must be entered from the operator before Modbus communication, with power cycle.
External register
number
Internal register
number
Scaling Format
6001h 120F
ｈ（
A013
）
1.000 Unsigned
6001h 1210h
（
A014
）
1.000 Unsigned
(1) Reading Holding Register [03h]
、
Target register = external register
Query:
Response:
No Field Name Example
(Hex)
1 Slave address 01
2 Function code 83
3 Exception code 31
4 CRC-16 (high order) 80
5 CRC-16 (low order) E4
No Field Name Example
(Hex)
1 Slave address 01
2 Function code 03
3 Register start address (high
order)
60
4 Register start address (low
order)
00
5 Number of holding registers
(high order)
00
6 Number of holding registers
(low order)
01
7 CRC-16 (high order) 9A
8 CRC-16 (low order) 0A
Register address value = Register
Number - 1
One register