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Table 4: LEDs for supply voltage
LED
Display
Description
UA
Off
No voltage: UA < 11 V
Green
Module operating without errors: 18 V ≤ UA ≤ 30 V
Red
Undervoltage: 11 V ≤ UA < 18 V
Flashing red
(4 Hz)
Overvoltage: UA > 30 V
US
Off
No voltage: US < 11 V
Green
Module operating without errors: 18 V ≤ US ≤ 30 V
Red
Undervoltage: 11 V ≤ US < 18 V
Flashing red
(4 Hz)
Overvoltage: US > 30 V
3
PRODUCT DESCRIPTION
14
O P E R A T I N G I N S T R U C T I O N S | Sensor Integration Gateway - SIG350
8027836./2022-06-10 | SICK
Subject to change without notice