User Manual
E727T0005, valid for E-727
BRO, 2019-06-28
Physik Instrumente (PI) GmbH & Co. KG, Auf der Roemerstrasse 1, 76228 Karlsruhe, Germany Page 212 / 240
Phone +49 721 4846-0, Fax +49 721 4846-1019, Email info@pi.ws, www.pi.ws
Cleaning the E-727
NOTICE
Short circuits or flashovers!
The E-727 contains electrostatic sensitive devices that can be damaged by short circuits or
flashovers when cleaning fluids enter the case.
Before cleaning, remove the E-727 from the power source by pulling the power plug.
Prevent cleaning fluid from entering the case.
1. Disconnect the E-727 from the power supply.
2. Wait a minute to be sure that any residual voltage has dissipated.
3. Clean the E-727 case surface with a cloth lightly dampened with a mild cleanser or disinfectant.
Changing the Fuse
The E-727 is equipped with a cartridge fuse. The fuse holder is located on the front panel of the
case (p. 14). To access the fuse, proceed as follows:
1. Switch off the E-727 and disconnect the power supply from the E-727.
2. Wait a minute to be sure that any residual voltage has dissipated.
3. Unscrew the fuse holder counterclockwise using a suitable tool and remove it from the case.
4. Be sure to replace the fuse with a fuse of the suitable type:
E-727.xxx, .xxxA, .xxxF, .xxxAF: T3.15 AH, 5 x 20 mm
E-727.xxxP, .xxxAP: T4 AH, 5 x 20 mm
5. Insert the fuse holder in the case and screw it in clockwise using a suitable tool.
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