Ulvac UMP-40W, Инструкция по эксплуатации

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ULVAC CRYOGENICS INCORPORATED 21
⑦
GN ON/OFF
Touch this button to turn ON or OFF the nitrogen gas
generator. (press and hold)
The flashlight displays as follows;
Blinks every second: No nitrogen gas supply (in
preparation)
Blink every 0.5 second: nitrogen gas being supplied
Illuminates: Purge completed
―
⑧
AUTO
SUPPLY
Indicates LN
2
is being supplied automatically.
―
⑨
MANUAL
STOP
Interrupts dispensing LN
2
.
―
DEWER TANK
In MAIN screen, touch DEWAR (dewar icon on the left) to switch the screen to the system monitor
shown in Figure 9-2.
This screen allows you to check the state of the system. The items of this screen are described in
Table 9-2.
Figure 9-2 SYSTEM MONITOR
Table 9-2 SYSTEM MONITOR descriptions
Icon Description
①
DEWER PRESSURE Shows the pressure inside the dewar.
②
REFRIGERATOR
Shows the state of the refrigerator.
In operation: Blue
Suspended: Black and white
③
VALVE
Shows the state of the valve.
Open: Green
Closed: Black and white
④
DEWER LN
2
LEVEL Shows the volume of LN
2
in the dewar by percentage
⑤
RETURN MAIN Return to the MAIN screen
①
②
③
④
⑤