Installation Heat Calculator; Connection Sensors - Zenner EnergieTechnik multidata WR3 Manual De Instalacion Y Uso

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Installation heat calculator

The calculator WR3 is preferab-
ly to be mounted on the wall. Do
sor. The mounting adapter at the
backside of the calculator can be
used for rail mounting or for wall
tach the adapter and turn it 180°,
attach with at least two screws to
the wall and clip the calculator on
a little bit, place the calculator on
the rail and push the adapter back
until it locks.
Rail mounting
Wall mounting

Connection sensors

The mounting of the temperature
sensors should be done sym-
metrical with direct immersion. If
-
accordingly. The installation of
-
according to DIN EN 1434-2.
Sensors are colour-coded (red
return (colder pipe)).
ten the wires!
Do only use paired sensors with
the same serial number on it.
At 2-wire systems the cable
length of the temperature sen-
sor for supply and return should
12.5 m for PT500. At 4-wire
length is 20 m. Consider EN
1434-2 regarding the diameter
of the wires.
Supply and return sensors must
be inserted into the immersion
sensor can be used for symme-
trical installation of the tempe-
rature sensors.
Seal temperature sensor after
rized demounting (seals inclu-
ded).
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-
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