Owner manual

<Toc> <Ind> <4. Ladder Communication >
4-3
IM 77J01J11-01E
4.2.2 Reading Parameters
Parameters from the PLC are read in the VJ Series signal conditioners in the following
configuration. (The maximum number of data items to be read is 64.)
040204E.EPS Data of parameter no. (n)
Data of parameter no. (a) Data of parameter no. (b)
Number of Bytes 11 221111
Number of BCD Digits 22 1 4422111
Command Element Address
number
(ADDRESS)
Parameter
number
CPU
number
01
CR
(0D)
LF
(0A)
0 0 00 Number of
read data
(n)
21111
1422111
CR
(0D)
LF
(0A)
5th
digit
0 +/-0 ddddn
Number of Bytes 112
Number of BCD Digits 224
Response Element Address
number
(ADDRESS)
Parameter
number
CPU
number
01
211
14111
5th
digit
0 +/-0 dddd1
211
14111
5th
digit
0 +/-0 dddd2
• • •
• • •
● Example of reading the output value (D register 0008) of the VJ Series
signal conditioner with communication address-1
[Command]
01010008000000010D0A
The output value 500 (BCD code) is returned as a response to the above command (50.0%
is expressed as 500).
[Response]
010100080000005000D0A
3rd Edition : Oct. 15, 2007-00