27
Instruction book
9096 3321 00
Reference Designation
(1) Emergency stop
(2) Overload, compressor motor, fan motor and Phase Sequence Relay (PSR)
(3) Remote start/stop
(4) Fault, EWD
(5) Remote pressure sensing
(6) Remote load/unload (closed = load)
(7) Pressure drop over DD filter
(8) Pressure drop over PD filter
(9) Remote pressure set selection
(10) ES 100 (if installed)
(11) Remote emergency stop
(12) Auxiliary contacts
(13) Manual/automatic operation
(14) General warning
(15) General shut-down
(16) OSCi overflow contact (level switch)
Reference Sensors / solenoid valves / electronic water drain
A1 Dryer (units with integrated refrigeration dryer)
B1 Electronic water drain (EWD)
PDT01 Pressure sensor, pressure difference across oil separator
PT20 Pressure sensor, air outlet
TT01 Temperature sensor, ambient air
TT11 Temperature sensor, element outlet
TT51 Temperature sensor, cooling water inlet (water-cooled compressors)
TT52 Temperature sensor, cooling water outlet (water-cooled compressors)
TT53/54
Temperature sensor, energy recovery water inlet/outlet (compressors equipped with the
option Energy Recovery)
TT90 Temperature sensor, LAT dryer (compressors with integrated refrigeration dryer)
Y1 Loading solenoid valve
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