ABB TZIDC, Operating Instructions Manual

Page: 38 / 88

Maintenance
38 TZIDC, TZIDC-110, TZIDC-120 42/18-84-EN
5.

Switch to parameter 3.3 (Return to operating level) and save the new setting:
• Press and hold down
• Press and release twice,
conf
mA
%
C
°
is displayed
• Release
• Press and release to select
• Press and hold down until the countdown goes from 3 to 0
The new parameter setting is saved and the positioner automatically returns to the working
level, continuing to run on the operating level that was active prior to the configuration level
being called up.
8 Maintenance
IMPORTANT (NOTE)
In case of manipulation by users, the warranty for the device is no longer valid.
Note that the supplied instrument air must be free of oil, water and dust according to
DIN/ISO 8573-1 to ensure trouble-free operation.
Essentially no maintenance is required for the TZIDC, TZIDC-110, TZIDC-120 positioner.
We recommend that you regularly check the built-in filter for pollution.
IMPORTANT (NOTE)
Perform a functional check of the emergency shutdown module (option) at least every 2 years.