Product Manual

Table Of Contents
The dryer of compressors equipped with a refrigerant dryer has an integrated water separator (201c) and an
electronic water drain (210). The water separator has a manual drain valve (211) and a connection for the
automatic drain. For more details, consult section Refrigerant dryer.
The receiver of receiver mounted compressors has a manual drain valve (122) at the bottom. An electronic
condensate drain is available as option.
On Full Feature compressors equipped with an optional CD desiccant dryer, a PD 20
+
filter (114) equipped
with an automatic drain ensures that no water droplets enter the dryer.
Regulating system and protection
The compressor is controlled by an Elektronikon
®
controller. See the dedicated sections for more details. A
pressure transducer (PIR) and a temperature sensor (TSHH) respectively monitor the air pressure and the
compressor element outlet temperature.
A safety valve (108) protects the compressor element against too high pressure.
2.3
Refrigerant dryer
Operation
The refrigerant dryer removes moisture from the compressed air by cooling it down to near freezing
temperature. The water is removed via an automatic drain.
Instruction book
2920 7110 21 19