Product Manual

Compressors with built-in refrigeration dryer
Minimum
setting
Factory
setting
Maximum
setting
Starting pressure
Starting pressure (8 bar compressors) bar(e) 4 6.8 7.8
Starting pressure (8 bar compressors) psig 58 98.6 113.1
Starting pressure (10 bar compressors) bar(e) 4 8.8 9.8
Starting pressure (10 bar compressors) psig 58 127.6 142.1
Minimum
setting
Factory
setting
Maximum
setting
Stopping pressure
Stopping pressure (8 bar compressors) bar(e) 4 7.8 7.8
Stopping pressure (8 bar compressors) psig 58 113.1 113.1
Stopping pressure (10 bar compressors) bar(e) 4 9.8 9.8
Stopping pressure (10 bar compressors) psig 58 142.1 142.1
Parameters
Minimum
setting
Factory
setting
Maximum
setting
Allowed number of motor starts per day 72 720 720
Power recovery time (Automatic restart
function)
s 60 60 3600
Restart delay s 0 0 1200
Communication time-out s 10 30 60
Protections
Minimum
setting
Factory
setting
Maximum
setting
Ambient temperature warning level °C 0 40 40
Ambient temperature warning level °F 32 104 104
Ambient temperature shutdown level °C 0 45 45
Ambient temperature shutdown level °F 32 113 113
Service plan
The built-in service timers will give a Service warning message after their respective pre-programmed time
interval has elapsed.
Also see section Preventive maintenance schedule.
Consult Atlas Copco if a timer setting has to be changed. The intervals must not exceed the nominal
intervals and must coincide logically. See section Service menu.
Instruction book
2920 7110 21 111