1 for your safety, 1 appropriate use, 2 impermissible use – VEGA Plug connector Harting HAN 8D for continuously measuring sensors User Manual
Page 3: 3 general safety instructions, 4 safety instructions for ex areas, 1 f or your safety

1 F
or your safety
1
.1 Appropriate use
Plug connectors belong to the accessories for level, switching
and pressure sensors. They provide a detachable connection
to power supply/signal processing for two-wire sensors. Those
are sensors whose power supply as well as measurement
signal are transmitted over one pair of wires.
1
.2 Impermissible use
As a rule, plug connectors are not allowed to be used with four-
wire instruments. Those are sensors whose power supply and
measurement signal are transmitted over two separate pairs of
wires.
1
.3 General safety instructions
The safety information in the operating instructions manual of
the respective sensor must be noted.
1
.4 Safety instructions for Ex areas
Please note the Ex-specific safety information for installation
and operation in Ex areas. These safety instructions are part of
the operating instructions manual and come with the Ex-
approved instruments.
For instruments with Exd or StEx approval, the use of plug
connectors is not allowed.
Plug connector Harting HAN 8D • for continuously measuring sensors
3
For your safety
30376
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EN
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