Installation Liquisys M CPM223/253
12 Endress+Hauser
3.3 Installation instructions
3.3.1 Field instrument
There are several ways of securing the field housing:
• Wall mounting with fixing screws
• Post mounting to cylindrical pipes
• Post mounting to square securing masts
Effect of climate conditions (rain, snow, direct sun etc.)
Impaired operation to complete transmitter failure
‣ When installing outside, always use the weather protection cover (accessory).
Transmitter wall mounting
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Fig. 5: Wall mounting field device
For wall mounting the transmitter, proceed as follows:
1. Drill the bores as shown in å 5.
2. Drive the two fixing screws through the securing bores (1) from the front.
3. Mount the transmitter on the wall as shown.
4. Cover the bores with plastic caps (2).