3 mains cable and mains connection, 4 on/off switching of the instrument – Metrohm 709 IC Pump User Manual

Page 25

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2.6 Mains connection

709 IC Pump

17

4 Install fuse holder

Reinsert fuse holders in the instrument (the arrows printed on the

holders must point in the same direction as the arrows on the

inside of fuse cover 30).

5 Install fuse cover

Push in fuse cover 30 firmly until it clicks into place.

6 Connect mains cable

Plug mains cable into mains connection plug 31.

2.6.3

Mains cable and mains connection

Mains cable

The instrument is supplied with one of three mains cables:

6.2122.020 with plug SEV 12 (Switzerland,

)

6.2122.040 with plug CEE(7), VII (Germany,

)

6.2133.070 with plug NEMA 5-15 (USA,

)

which are three-cored and fitted with a plug with an earthing pin. If a dif-

ferent plug has to be fitted, the yellow/green lead (IEC standard) must

be connected to protective earth (protection class 1).

Any break in the earthing inside or outside the instrument can make it

a hazard!

Mains connection

Plug the mains cable into mains connection plug 31 (see Fig. 2).

2.6.4

On/off switching of the instrument

The 709 IC Pump is switched on and off using mains switch 29. When

the instrument is switched on, all segments of display 1 and all LEDs

light up for a few seconds. The instrument is then in the standby mode

("ready" status).

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