7 Disposal
6.6 Connecting the extension cable
6.6 Connecting the extension cable
Personnel qualification:
o
Electrician
Normally the cable length does not affect the functionality of the sensor. Nevertheless the manufacturer
recommends that the sensor connecting cables be extended to a maximum length of 100 m. Extension
cables as well cable connectors and cable box are available as accessories from the manufacturer.
Note
If a different extension cable is used, the plug contacts should be gold-plated. Only use cables with uni-
form cross-sections, otherwise temperature measurement errors may occur.
Requirement:
ü
Shielded cable used
ü
Minimum conductor cross-section 3 x 0.25 mm
2
ü
Cable laid separately from supply line and measuring lines
1.
Solder the cable connector onto the sensor cable.
2.
Solder the cable box to the extension cable,
3.
Connect the sensor cable and extension cable.
4.
Connect the extension cable, observing the connection diagram.
Ä
6.7 Expanding the EET
Personnel qualification:
o
Electrician
WARNING
Risk of injury through escaping medium.
Media can be hot, poisonous, combustible and caustic.
► Before installing the sensor, switch off the system and depressurise it.
► Wear personal protective equipment at all times during operation. Pay attention to face protection.
► Collect any escaping medium safely and dispose of it in an environmentally compatible manner in
accordance with the applicable local regulations.
1.
Disconnect the sensor cable.
- or -
Ensure that the sensor cable can be turned loosely, otherwise the temperature sensor will be
damaged,
2.
Unscrew the sensor from the flowmeter or the piping.
7 Disposal
7.1 Temperature sensor disposal
ATTENTION
Environmental damage through improper disposal.
► Dispose of all the components in an environmentally friendly manner in accordance with the applic-
able local regulations.
As electronic waste the temperature sensor unit must be disposed of correctly.
12
OII 08en-GB Edition 2021-07
Operating instructions
