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| The Universal Channel Module 4-20 mA is
part of the Dräger Polytron gas monitoring system.
It is used in combination with a
2- or 3-wire 4-20-mA-transmitter.
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| The signal is converted and displayed on
a LED-bargraph. Proper reading is provided
by multiple adhesive scale stickers with
different measuring ranges and gas concentrations. |
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| The Universal Channel Module 4-20 mA is
equipped with 3 normally energized relays
(pre-alarm, main-alarm, and fault-alarm)
which can be configurated as voltage-free
NO- or NC-contacts, latched or non-latched.
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| The alarm-thresholds are adjustable over
the full measuring range. Alarm-conctacts
and 4-20-mA-signal are accessible at the
rack's terminal clamps. |
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| The Universal Channel Module 4-20 mA comes
in three different versions:
- for 230 V AC and 24 V DC power supply
- for 110 V AC and 24 V DC power supply
- for 24 V DC power supply |
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