Hitachi WJ200-001S Instruction Manual page 538

Wj200 series single/three-phase inputs 200v/400v class
Hide thumbs Also See for WJ200-001S:
Table of Contents

Advertisement

Ex1 A case where you read an external register number (16bit) and internal Holding register (16-bit)
Ex1
Ex1
Ex1
without magnification.
* * * * Below setting must be entered from the operator before Modbus communication, with power cycle.
External register
number
4001h
[O] input active range start voltage
When the value of
(1) Reading out Holding register [03h] 、 Target register: External register
Query:
No
1
Slave address
2
Function code
3
Register start address (high order)
4
Register start address (low order)
5
Number of holding registers (high order)
6
Number of holding registers (low order)
7
CRC-16 (high order)
8
CRC-16 (low order)
Response:
No
1
Slave address
2
Function code
3
Data size (in bytes)
4
Register data 1 (high order)
5
Register data 1 (low order)
6
CRC-16 (high order)
7
CRC-16 (low order)
Internal register
number
120Fh(A013)
Field Name
Field Name
Scaling
1.000
unsigned
(120Fh) = 1 6%
Example
(Hex)
01
03
Register address value
40
= Register
00
Number - 1
00
One Register
01
91
CA
Example
(Hex)
01
03
02
00
0010h→16d→16%
10
B9
88
Ver.3− − − − 29
Format

Advertisement

Table of Contents

Troubleshooting

loading

Table of Contents