User manual

2920 1475 00
14
Instruction book
Program/ Description
Function
Counters Calling up the:
- running hours
- number of motor starts
- regulator (module) hours
Test Allows a display test.
Modify Modifying the settings for:
parameters - parameters: loading and unloading
pressures
- protections: compressor outlet pressure,
air filter pressure drop, .... (see Fig. 1.11)
- service plans: timers for service plans
- clock functions: automatic compressor
start/stop/pressure band commands
- configuration: time, date, display
language, 
Service Calling up service plans and resetting the
timers after carrying out the service actions
belonging to a plan. See section 4.
Saved data Calling up the saved data: last shut-down, last
emergency stop data
1.5.2 Main screen
When the voltage is switched on, the main screen is shown
automatically, showing in short the operation status of the
compressor.
Compressor Outlet 7.0 bar
Automatically loaded ¯
Menu
F1 F2 F3
Fig. 1.12 Main screen, typical example
If the function keys or arrow keys are not used for some minutes,
the display will automatically return to the Main screen.
Whenever displayed on a submenu screen, press the key
Mainscreen to return to the Main screen.
Footnotes chapter 1
1) GA/GA W 90 up to 160 have one compressor element and one
unloader. GA/GA W 200 up to 315 have two compressor
elements, each provided with an unloader, check valve and oil
stop valve.
2) GA90 and GA110 are provided with one fan. GA132 up to GA315
are provided with two fans.
1.5.3 External compressor status indication
Terminal strip (1X7-Fig. 1.13) is provided with auxiliary
contacts for external indication of:
Indication Relay Terminals Max. load
on strip 1X7
Automatic operation K07 11-12 10 A / 230 V AC
Warning K08 13-14 10 A / 230 V AC
Shut-down K09 15-16 10 A / 230 V AC
Compressor loading K11 17-18 3 A / 230 V AC
Motor running K21 19-20 6 A / 230 V AC
Warning Stop the compressor and switch off the voltage
before connecting external equipment.
F0/1 Circuit breakers
F3/4/5 Circuit breakers,
control circuit
F21 Compressor motor
overload relay
K11 Auxiliary relay,
loading
K21 Line contactor
K22 Star contactor
K23 Delta contactor
Q25 Circuit breaker, fan
motor M25
(GA90/315)
Q26 Circuit breaker, fan
motor M26
(GA132/315)
T1/T2 Transformers
1X3/7 Terminal strips
Fig. 1.13 Electric cabinet, typical example