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InteliLite 9 Global Guide
131
Reading all binary inputs as modbus register
Table: Values
Allowed MODBUS functions: 03, 04
Register(s)
Com.Obj.
Name
Dimension
Type
Len
Dec
Min
Max
Group
01068
8235
Binary
Inputs
Binary#2
2
0
-
-
Controller I/O
Request: (Numbers in Hex)
01
03
04
2C
00
01
44
F3
Controller address
Modbus function
Register address
042C
hex
=
1068
dec
Number of registers
CRC
Response: (Numbers in Hex)
01
03
02
00
12
38
49
Controller address
Modbus function
Length of data
02
hex
= 2 bytes read
Data
0012
hex
=
00010010
bin
CRC
Binary inputs is 00010010. It means Binary input 2 and binary input 5 are active.
Note:
You can use modbus function 4 insted of 3, rest of data remain same (CRC differs).