Electrical Connection | 6
Instruction Manual R5 RA 0025-0100 F_EN_en
15 | 36
Delta connection (low voltage):
Star connection (high voltage):
Double star connection, multi-voltage motor
with 9 pins (low voltage):
Star connection, multi-voltage motor with 9
pins (high voltage):
6.4
Electrical Connection of the Monitoring Devices
NOTE
In order to prevent potential nuisance alarms, Busch recommends that the control system is
configured with a time delay of at least 20 seconds.
6.4.1
Wiring Diagram Level Switch (Optional)
Part no.:
0652 203 669
Electrical data:
U = max. 250 V
I
max
= 1.0 A
P = 50 W/VA
IP 65
Switching element function:
Reed-contact
Contact:
2x NO with isolated voltage and signal
output
1
2
4
3
3
4
S
2
1
2
S
1
Switch point:
S1
trip
►
pin 1 + 2
►
min. level
S2
trip
►
pin 3 + 4
►
max. level
