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
WARNING
No free wires are allowed to project into the housing. Otherwise, there is a
danger that areas safe to contact could come into contact with dangerous
voltages. Always cut off any wires that are not in use as closely as possi-
ble to the cable gland.
3.11 Commissioning
Start checklist Before starting the measuring transmitter, carry out the system check using the
following checklist.
Always carry out the check before each commissioning.
6 Connect the wires to the terminal strip. Make sure that the cable
assignment agrees with the specification on the terminal label under the
terminal strip.
7 Fix the cable using the preinstalled cable tie.
8 Tighten the coupling ring of the cable gland for the power line on the
enclosure.
The earth bolt in the bottom part of the transmitter is not used.
9 Close the enclosure.
10 Reinstall the cover on the left and right-hand side of the measuring
transmitter.
Start checklist:
1 Are all components correctly connected with one another (see
section 3.6 to section 3.8)?
2 Is the measuring transmitter correctly connected to the power
supply (see section 3.10)?
3 Do the line voltage and line frequency agree with the data on
the name plate of the measuring transmitter?
4 Is the sensor ready to measure, e.g. oxygen sensor filled with
electrolyte solution?