WIKA HP-2 - Manual (Page 5)

5 WIKA operating instructions pressure transmitter, model HP-2
11379180.03 09/2013 GB/D/F/E
GB
1. General information / 2. Safety
Explanation of symbols
WARNING!
... indicates a potentially dangerous situation that can result in serious injury
or death, if not avoided.
CAUTION!
... indicates a potentially dangerous situation that can result in light injuries
or damage to equipment or the environment, if not avoided.
Information
... points out useful tips, recommendations and information for efficient and
trouble-free operation.
WARNING!
... indicates a potentially dangerous situation that can result in burns, caused
by hot surfaces or liquids, if not avoided.
Abbreviations
2-wire
The two connection lines are used for the voltage supply.
The measurement signal also provides the supply current.
3-wire Two connection lines are used for the voltage supply.
One connection line is used for the measurement signal.
U
B
, +5V Positive power supply
0V, GND Reference potential
S+ Positive output terminal
D+ ,D- Data link USB 2.0
2. Safety
WARNING!
Before installation, commissioning and operation, ensure that the appropri-
ate pressure transmitter has been selected in terms of measuring range,
design and specific measuring conditions.
The operator must ensure the compatibility of the fluid with the material
used. Where the medium is hydrogen, contact the manufacturer.
Non-observance can result in serious injury and/or damage to the equipment.