wtw CL 298, Руководство по эксплуатации

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pH 298, LF 298, Oxi 298, Cl 298
Installation
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ba77196e03 07/2018
Suitable sensors
Maximum cable
length (sensor
cable)
More detailed information is given in the datasheets and technical notes of the
sensors.
General instal-
lation instructions
Always install the wires with a minimum distance of 20 cm from any other wires
carrying a voltage of more than 60 V.
The free end of the sensor cable is stripped of insulation and all wires are
equipped with wire end sleeves in the factory.
Tools  Phillips screwdriver
 Small screwdriver.
NOTE
The sensor cable may only be connected to the sensor connectors (X4.8 ...
X4.11). No wire of the cable may be connected with an external electrical poten-
tial. Otherwise, malfunctions could occur.
Measuring transmitter type Requirements
pH 298 Combination electrodes or
separated electrodes
LF 298
Oxi 298 Integrated temperature sensor
Cl 298 Sensor with current output
Sensor type max. cable length
Potentiometric sensors (pH/ORP) 10 m (without impedance
converter)
Conductometric measuring cells (conductiv-
ity) 20 m
Amperometric sensors (chlorine)
1 Remove the cover on the left and right-hand side of the measuring
transmitter.
2 Remove two cross-head screws each on the left and right-hand side of
the measuring transmitter.
3 Tilt down the front of the enclosure.