Ulvac GN-15i, Instruction Manual

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ULVAC CRYOGENICS INCORPORATED 7
3.2 Component Details
①
Air inlet
Port to intake the atmosphere.
②
Maintenance port
An opening to perform maintenance. Make sure to turn off the power supply before
opening this port.
③
Ventilation fan
Do not block the air exit by placing the fan too close to walls or in other ways.
Take space of more than 200mm from walls.
④
Cable entrance
Entrance for power cables
⑤
Nitrogen gas discharge port (
φ
6 easy connecting)
⑥
Spare entrance port (Rc1/4)
⑦
Pressure alarm light
Illuminates when the pressure of nitrogen tank is below the set value.
⑧
Nitrogen gas flow meter
Displays the flow rate of nitrogen gas
⑨
Compressor alarm light
[Conditions that alarm light turns on]
(1) When an overcurrent by reasons such as overloading of the compressor unit is
detected
(2) When the compressor wiring has any disconnection.
⑩
Alarm light / Reset button
When the compressor has some trouble, light turns on and the system stops
operation. The condition is reset by pressing the button again.
⑪
Start / Stop button, light
Press this button to start or stop the equipment.. The light is turned on during