JULABO FPW91-SL Ultra-Low Refrigerated Circulators - Manual (Page 32)

Operating procedures
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6. Operating procedures
6.1. Power connection
Caution:
• Only connect the unit to a power socket with earthing contact (PE – protective
earth)!
• The power supply plug serves as safe disconnecting device from the line and must
be always easily accessible.
• Never operate equipment with damaged mains power cables.
• Regularly check the mains power cables for material defects (e.g. for cracks).
• We disclaim all liability for damage caused by incorrect line voltages!
FP 52
1
IN
Check to make sure that the line voltage matches the supply voltage
specified on the identification plate.
• Connect the circulator with mains power cable (17a) to the mains
outlet (18).
• Connect the control cable (9) to the sockets (9a, 9b).
• Connect the refrigerated circulator with mains power cable (17b) to
the mains socket.
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Note the direction of rotation of the built in fan!
For proper cooling of the compressor, the air must be drawn in from
the front of the unit.
• For the supplementary heater
see chapter 16. HST booster heater
• For the supplementary pump
see chapter 17. HSP booster pump
6.2. Switching on / Selecting the language
6.2.1. Switching on the circulator
Switching on:
• Turn on the mains power switch (1a).
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The unit performs a self-test.
Then the software version (example: V 1.xx-xxxx) appears. The
display „OFF“ or „R OFF“ indicates the unit is ready to operate.
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The circulator enters the operating mode activated before switching
the circulator off:
keypad control mode
(manual operation) or
remote control mode
(operation via personal computer).