KNF SC 950, Руководство по эксплуатации

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Vacuum Pump System SC/SEM/SH/SR950 Operating vacuum pump system
Translation of original Operating Instructions, English, KNF 125549-125552 07/18 39
Refer to chapter 10, table 9 for tips on resolving this problem.
Fig. 16: Display „No connection“
8.1.3. Changing batteries on the hand terminal
Qty. Material
1 Phillips-head screwdriver No. 2
Tab. 5
CAUTION
ESD-sensitive devices (ESDS)
The nonobservance of the ESD-protection
specifications under the IEC 61340-5-1 can lead to a
partly or total defect of the hand terminal.

Only handle the hand terminal at an ESD-
protected area (EPA) by a qualified person
under the IEC 61340-5-1 directive.
1. Loosen the six screws on the underside of the hand terminal.
2. Remove the rear cover plate.
3. Replace the batteries.
Refer to chapter 4.2, page 11, for required battery specifica-
tions.
Never use new and used batteries together. Batteries must
always be replaced all at the same time.
4. Re-install cover plate.
5. Dispose of batteries according to regulations.
Necessary tool