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Installation
Impairment from contamination and damage
Touching the devices or components with bare hands increases the desorption rate and leads to in-
correct measurements. Dirt (e.g. dust, fingerprints, etc.) and damage impair the function.
► When working on high or ultra high vacuum systems, always wear clean, lint-free and powder-
► Only use clean tools.
► Make sure that the connection flanges are free of grease.
► Remove protective caps and protective covers from flanges and connections only when necessa-
► Carry out all work in a well lit area.
Removal of the electronic unit should facilitate assembly and baking out of the gauge.
Required tool
● Allen key, WAF 1.5
Fig. 2:
1 Electronic unit
2 Set screw
Removing the electronic unit
1. Loosen the set screw on the side of the electronic unit.
2. Remove the electronic unit without any rotary movement of the measuring system.
Assembling the electronic unit
1. Carefully fit the electronic unit onto the measuring system.
2. Push the electronic unit as far as the stop.
3. Secure the set screw on the side of the electronic unit.
5.3 Establishing the electric connection
Danger to life due to dangerous contact voltage
Voltages above 30 V (AC) or 60 V (DC) are considered dangerous in accordance with EN 61010. If
you come into contact with dangerous contact voltage, this can result in injury through electric shocks
or even death.
► Only connect the product to devices which meet the following criteria:
► Secure the line to the product.
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free laboratory gloves.
ry.
1
3
2
Electronic unit
3
DANGER
● Requirements of the earthed protective extra-low voltage (PELV)
● Limited power source (LPS) Class 2
– Pfeiffer Vacuum measuring and control equipment complies with this requirement.
NOTICE
Measuring system
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