WIKA 890.09.2190 User Manual
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WIKA operating instructions differential pressure transmitter model 890.09.2190
5
GB
11171545.02 08/2010 GB/D/F/E
2. Safety
2. Safety
WARNING!
Before installation, commissioning and operation, ensure that the
appropriate transmitter has been selected in terms of measuring
range, design and specific measuring conditions.
The compatibility with the medium of the materials subjected to
pressure must be checked!
In order to guarantee the measuring accuracy and long-term
stability specified, the corresponding load limits must be
observed.
Only work on the transmitter with the voltage disconnected.
Non-observance can result in serious injury and/or damage to
equipment.
Further important safety instructions can be found in the individu-
al chapters of these operating instructions.
2.1 Intended use
The model 890.09.2190 transmitter is used for differential pressure measurement,
e.g. between flow and return in heating systems, filter plants, in technical building
equipment, drinking and service water treatment, pump monitoring and control in
pressure boosting and fire extinguishing systems.
The transmitter has been designed and built solely for the intended use described
here and may only be used accordingly.
The manufacturer shall not be liable for claims of any type based on operation
contrary to the intended use.
2.2 Personnel qualification
WARNING!
Risk of injury should qualification be insufficient!
Improper handling can result in considerable injury and damage
to equipment.
The activities described in these operating instructions
may only be carried out by skilled personnel who have the
qualifications described below.