Directions For Use; Installation; Position; Connection To The Mains - Philips PM5324 Instruction Manual

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2. DIRECTIONS FOR USE

2 .1. Installation

2.1.1. POSITION

The i nstrument may be used in any position except on its rear end. Make sure that the i nstrument is not
exposed to excessive heat.

2. 1.2. CONNECTION TO THE MAINS

The instrument must have a.c. supply o n l y. On delivery, it is set for a mains voltage of 220 V. S etting for a
d ifferent mains voltage is done as follows:
- Remove the left screw of the hand l e bar and take off the l eft s i de-pl ate.
- Change the primary connect ions of the m a i ns transformer accord i ng to Fig. 3, a d i agram of which is in the
inside of side-plate.
- Change the mains voltage ind ication-plate at the rear.
- Refit the hand l e bar.
- Connect up the i nstrument.

2.1.3. EARTHING

The instrument must be earthed i n accordance with the local safety regu lat ions. The ma ins cab l e suppl ic3d is
prov ided w ith an earth core which is connected to the earth contacts of the mains plug. If the instrument is
con nected to a mains socket witf-J earth contacts, the cabinet is automatically earthed.
The c ircuit earth of the i nstrument and the chassis-connection of the BI'JC-connectors are at chassis potential.
Earthi ng the instrument via the chassis-connection of the BNC-connectors is not permitted.
5
V
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Fig. 3. Changing the pr imary connections of the mains transformer