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WIKA operating instructions model A2G-200
20210728.01 10/2021 EN/DE
EN
Register Parameter description
Data type Value
Range
4x0010
CO₂ relay off
16 bit
450…1900
450 … 1,900 ppm
4x0011
R. h. relay on
15…990
1.5 … 99.0 %
4x0012
R. h. relay off
10…985
1.0 … 98.5 %
4x0013
T relay on
15…490
1.5 … 49.0 °C
4x0014
T relay off
10…485
1.0 … 48.5 °C
6. Maintenance and cleaning
For contact details, see chapter 1 “General information” or the back page
of the operating instructions.
6.1 Maintenance
This instrument is maintenance-free and offers long service life provided it is handled
and operated properly.
Repairs must only be carried out by the manufacturer.
6.2 Cleaning
CAUTION!
Physical injuries and damage to property and the environment
Improper cleaning may lead to physical injuries and damage to property
and the environment. Residual media in the dismounted instrument can
result in a risk to persons, the environment and equipment.
▶
Carry out the cleaning process as described below.
1. Before cleaning, correctly disconnect the instrument from the pressure supply, switch
it off and disconnect it from the mains.
2. Use the requisite protective equipment.
3. Clean the instrument with a moist cloth.
Electrical connections must not come into contact with moisture!
CAUTION!
Damage to the instrument
Improper cleaning may lead to damage to the instrument!
▶
Do not use any aggressive cleaning agents.
▶
Do not use any hard or pointed objects for cleaning.
4. Wash or clean the dismounted instrument, in order to protect persons and the
environment from exposure to residual media.
5. Commissioning, operation / 6. Maintenance and cleaning
