Lutz 0212-100, Руководство по эксплуатации

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GB
4
General safety information
The operator must read the operating instructions before starting the flow meter and follow these instructions
during operation.
1 . Note the temperature and pressure limits. The pressure surges produced when closing shutoff valves
(valves, slides, etc.) must not exceed the maximum operating pressure.
2 . Disconnect the mains power supply and batteries before assembling and dismantling the various modules
and the data line.
3 . Ensure that all connections and fittings are tight and free from tension.
4 . Only alkaline-manganese batteries may be used.
5 . Repairs may only be carried out by the manufacturer.
The national accident prevention regulations must be observed without fail!
When metering flammable liquids according to Directive 67/548/EEC the following must be additionally
observed:
1 . Only use explosion proof flow meter modules.
2 . Before operation, ensure equipotential bonding of the delivery system.
3 . Use conductive hoses or pipes.
4 . Only use explosion proof relay modules.
5 . In explosion hazard areas only use explosion proof plugs.
6 . Electrostatic danger due to friction - to be wiped with wet cloth only. Do not use solvents for cleaning.
7 . Change of battery only outside of hazardous location with appropriate tools. Only use approved battery
types.
The national explosion protection regulations must be observed without fail.