ProMinent DULCOMETER diaLog DACb Assembly And Operating Instruction page 50

Assembly and installation
7.3.2.1 Module: mV temperature/mA input. Part number 734355
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SN-6 Anschlussbuchse
Fig. 21: Module: mV temperature/mA input. Part number 734355
A module for the direct measurement of a pH value or redox potential via a coaxial cable and a
sensor signal from an mA 2-wire sensor, e.g. for chlorine, bromine or peracetic acid (PES).
mA interface:
for use with ProMinent 2-wire transmitters and sensors with 2-wire mA interface.
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Processing of active mA signals, type of connector: current source.
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Driver voltage: 24 V DC.
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Max. current 50 mA.
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Input switches off at 70 mA.
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Protection against reverse polarity and overvoltage up to max. 30 V DC.
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Maximum cable length: 30 m, limited by the EMC specification.
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2-wire control line for the connection of mA sensors to terminals XE5.2 and XE5.3
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Belegungsvarianten
A2384