12
4. Operation
4.1
Power Connection
The power must be provided in accordance with the requirements on the equipment
nameplate.
1
）
The power supply must be grounding reliably.
2
）
Regarding single-phase power recirculating chiller, users need to provide three-pole safety
ground with protective grounding.
Note:
Users should be responsible for electric shock or equipment damage if
you don’t connect the power supply as described in 4.1.
4.2
Power on
4.2.1
Close Breaker
Set the breaker which located on the right side of the instrument to ‘
︱
’, then connect power
supply. The power supply will be disconnected when the breaker at ‘0’.
4.2.2
Power Wwitch
4.2.2.1 Start Refrigeration System at -40
℃
Press power switch, the temperature display window will
shows(Figure4.2.1). The window will shows the actual measured temperature(Figure 4.2.2) after
lights on 1s, users don’t need to set temperature.
