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Operating procedures – JULABO F34-EH Refrigerated and Heating Circulators User Manual

Page 23

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EH

23

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!



Check to make sure that the line voltage matches the supply voltage
specified on the identification plate.

 Connect the circulator with mains power cable (10a) to the

mains outlet (17).

 Connect the control cable (15) between the connectors  (15a,

15b).

 Connect the refrigerated circulator with mains power cable (10b)

to the mains socket.

6.2. Switching

on / Start - Stop

 Switching on:

Turn the unit on with the mains power switch. (1).

The unit performs a self-test. A few segments of the 4-digit LED
temperature DISPLAY will illuminate.

The display "OFF" indicates the unit is ready to operate
(standby mode).

Start:

 Press the

key for about 4 seconds.

The LED temperature DISPLAY indicates the actual bath
temperature.

Stop:
 Press

the

key for about 4 seconds.

 Turn the unit off with the mains power switch.