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WIKA operating instructions pressure transmitter, model IS-3
EN
14243628.02 10/2018 EN/DE
10.1 Dismounting
WARNING!
For ATEX/IECEx ignition protection types Ex nA and Ex tc:
Do not disconnect while under voltage.
1. Isolate the voltage supply from the pressure transmitter.
2.
Loosen the pressure transmitter with a suitable torque spanner using the spanner flats (for spanner flats, see figure
under chapter 6.2 “Mechanical mounting”). Only disconnect the pressure transmitter once the system has been
depressurised.
WARNING!
Risk of burns!
Let the instrument cool down sufficiently before dismounting it!
During dismounting there is a risk of dangerously hot media escaping.
WARNING!
Danger of injury and damage to property due to escaping media
Escaping media can lead to serious injury. In the event of failure, components can be ejected or
media exhausted under high pressure.
■
Open the connections only after the system has been depressurised.
■
Employ a protective device to prevent parts from being ejected. The protective device must not be
removable without the use of tools.
3.
Remove any residual media from the pressure transmitter (see chapter 8.2 “Cleaning”)
4.
Pack the pressure transmitter (see chapter 5.2 “Packaging”)
10.2 Return
WARNING!
Strictly observe the following when shipping the instrument:
All instruments delivered to WIKA must be free from any kind of hazardous substances (acids, bases,
solutions etc.).
When returning the instrument, use the original packaging or a suitable transport packaging.
10. Dismounting, return and disposal