SICK GLD20, Operating Instructions Manual

Page: 24 / 156

2.3 Intended use
The GLD20 is an opto-electronic photoelectric retro-reflective sensor (referred to as
“sensor” in the following) for the optical, non-contact detection of objects, animals, and
persons. A reflector is required for this product to function. If the product is used for any
other purpose or modified in any way, any warranty claim against SICK AG shall become
void.
3 Product description
3.1 Operating elements and status indicators
Table 2: Operating elements and status indicators
GLD20 x-xxxxxxxA0 x-xxxxxxx70 x-xxxxxxx7E x-xxxxxxx7G
Front view Preset default -
no possibility of
setting
Potentiometer:
sensitivity adjust‐
ment
Potentiometer:
sensitivity adjust‐
ment
Switch: light (L) /
dark (D)
Potentiometer:
sensitivity adjust‐
ment
Switch: light (L) /
dark (D)
Potentiometer:
time delay
adjustment
Selection of time
delay function
2
1 2
3
1
2
L D
3
1
4
2
L D
Tms Tmode
0
2
3 1
5
3
1
6
4
2
1
Green LED: Supply voltage active
2
Yellow LED: status of received light beam
3
Potentiometer: sensitivity adjustment
4
Switch: light (L) / dark (D)
5
Potentiometer: time delay adjustment
6
Selection of time delay function
4 Mounting
Mount the sensor and the reflector using suitable mounting brackets (see the SICK
range of accessories). Align the sensor and reflector with each other.
Note the sensor’s maximum permissible tightening torque:
OPERATING INSTRUCTIONS
24 O P E R A T I N G I N S T R U C T I O N S | GLD20 8026844/2022-06-09 | SICK
Subject to change without notice
en