Siemens SIPART PS2 Operating Instructions Manual page 114

Commissioning
7.1 Basic safety instructions
Water in compressed air line
Device damage and possibly loss of type of protection. The factory setting for the purging air
selector is "IN". In the "IN" position, water from the compressed air line may enter the device
from the pneumatics during initial commissioning.
● Before commissioning, make sure that no water is present in the compressed air line.
If you cannot be sure that there is no water in the compressed air line:
● Set the purging air selector to "OUT". In this way, you prevent water from the compressed
● Only set the purging air selector to "IN" again when all water has been discharged from
Loss of degree of protection
Damage to device if the enclosure is open or not properly closed. The degree of protection
specified on the nameplate or in Chapter "Technical data (Page 283)" is no longer guaranteed.
● Make sure that the device is securely closed.
Commissioning and operation with pending error
If an error message appears, correct operation in the process is no longer guaranteed.
● Check the gravity of the error.
● Correct the error.
● If the error still exists:
114
WARNING
air line from penetrating the device.
the compressed air line.
CAUTION
WARNING
– Take the device out of operation.
– Prevent renewed commissioning.
SIPART PS2 with PROFIBUS PA
Operating Instructions, 02/2016, A5E00127926-AB