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5.5 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.
5.5.1 Wiring Diagram Temperature Switch
Part no.:
0651 563 762
Connector:
M12x1, 4-pin
U =
≤
250 V AC/DC (50/60 Hz) ; I =
≤
1 A
Switch point:
T
trip
= 70° C
►
pin 1 + 2
1
2
4
3
2
1
T
1 = Brown ; 2 = White ;
3 = Blue ; 4 = Black
6
Commissioning
NOTICE
The machine can be shipped without oil.
Operation without oil will ruin the machine in short time!
• Prior to commissioning, the machine must be filled with oil, see
.
NOTICE
Lubricating a dry running machine (compression chamber).
Risk of damage to the machine!
• Do not lubricate the compression chamber of the machine with oil or grease.
CAUTION
During operation the surface of the machine may reach temperatures of more than
70°C.
Risk of burns!
• Avoid contact with the machine during and directly after operation.
CAUTION
Noise of running machine.
Risk of damage to hearing!
If persons are present in the vicinity of a non noise insulated machine over extended
periods:
• Make sure that ear protection is being used.
• Make sure that the installation conditions (see
) are
met.
• Turn on the water supply.
Summary of Contents for COBRA NX 0950 A
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