Endress+Hauser Oxymax W COS51D, Руководство по эксплуатации

Страница: 10 / 36

Installation Oxymax W COS51D
10 Hauser
3.4 Installation examples
3.4.1 Immersion operation
Upright post and chain assembly
For large basins, where sufficient installation distance is required from the basin edge (aeration
basin, especially), it is advisable to use the upright post and chain assembly (
→
å
4,
→
å
5).
The free swinging of the immersed assembly practically rules out vibrations from the upright post.
According to this effect, the sensor life time can be extended.
Upright post and fixed immersion assembly
The preferable type of installation for strong or turbulent flow (> 0.5 m/s) in the basin or open
channels is to secure the device to an upright post and a securely mounted immersion tube
(
→
å
6). If the flow is very strong, a second transverse pipe can be installed with its own pipe
support.
a0004103-en
Fig. 4: Universal suspension assembly holder with
immersible pendulum assembly
1 Weather protection cover
2 Upright post, square pipe SS AISI 304
3 Transverse pipe SS AISI 304
4 Star handle
5 Second fixing possibility for transverse pipe
6 Immersion assembly CYA 611
a0004104-en
Fig. 5: Immersion assembly CYA 611
1 Protection cap
2 Worm drive hose clip
3 Pipe clips (detailed drawing in right half)
4 PVC pipe
5 Threaded coupling