InteliLite4 AMF20 Global Guide
193
Reading all binary inputs as Modbus register
Table: Values
Allowed Modbus functions: 03, 04
Register
address
Com.Obj. Name Dimension Type Len Dec Min Max Group
01089 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. This means Binary input 2 and binary input 5 are active.
Note: You can use Modbus function 4 instead of 3, the rest of the data remains the same (CRC differs).