Installation and operating manual
50
010-532_05
EN
Mono ATEX float switch
Connect the ends of the float switch’s leads to the terminal of the Zener barrier [6a].
[6]
Alarm = 3, 4 Zenerbarriere „Mono“
On= 7, 8 Zenerbarriere „Duo“
Off = 3, 4 Zenerbarriere „Duo“
HAZ
3 4
HAZ
3 4
7 8
[6a]
On
Off
Alarm
Zener barrier designation
Alarm = 3, 4 Zener barrier “Mono”
Alarm = 7, 8 Zener barrier “Duo”
Off = 3, 4 Zener barrier “Duo”
A = pump switched off
B = switch pump on
D = alarm
On
Off