ABB NIESSEN 62.1 Instructions For Installation And Operation Manual page 35

Protection against faulty connections:
Through electronic device.
Control time: from 10 sec. to 10 min. (±10%).
Night vision device: Through red LED.
Operating temperature: from 0 to 40 ºC.
Interference suppression following the rules:
UNE-EN- 60669-1
UNE-EN- 60669-2-1
UNE-EN- 60699-2-3
15