Byte
0
1
2
3
4
5
6
7
Description
The address
of Modbus
slave GLS
(factory set‐
ting) is
0x0A.
The Modbus
“function
code” for
reading out
the “input
register” is
0x04.
Start at register 320.
Read out 12 subsequent
registers. Here 320 to
331.
Checksum (16 bit
unsigned)
Data type
unsigned 8-
bit
unsigned 8-
bit
unsigned 16-bit
unsigned 16-bit
unsigned 16-bit
After the sensor response, interpret the status in register 320.
If bits 0, 1, 2 are set in the status, all registers have been received and are valid. Address 329 “Time offset” can
be used to determine the position of the vehicle more precisely. The value indicates the time duration since the
code was recorded in ms.
COMMISSIONING
7
8026282/2021-05-26 | SICK
O P E R A T I N G I N S T R U C T I O N S | GLS100
29
Subject to change without notice
