Maintenance
Liquisys M CCM223/253
86
Hauser
8.1.2
Maintenance of chlorine sensors
Corrective maintenance for chlorine sensors and assemblies is described in the operating
instructions. Use and refer to the operating instructions relating to your measuring system:
There you will find in detail:
• Function and system design of the sensor
• Installation
• Electrical connection
• Commissioning and calibration
• Calculation samples and tables to check the measured value
• Maintenance, regeneration, cleaning
• Error table
• Accessories and spare parts
• Technical data and order information
8.1.3
Maintenance of the assembly
Please refer to the corresponding assembly Operating Instructions for information on
maintaining and trouble-shooting the assembly. Here you can find a description for
assembling and disassembling, sensor replacement, seal replacement, as well as
information on stability and spare parts and accessories.
8.1.4
Maintenance of pH/ORP sensors (version EP)
CAUTION
!
The cleaning system is not switched off during calibration or maintenance activities
Risk of injury due to medium or cleaning agent
‣
If a cleaning system is connected, switch it off before removing a sensor from the
medium.
‣
If you are not switching off the cleaning system because you wish to test the cleaning
function, wear protective clothing, goggles and gloves or take other appropriate
measures.
Please clean
contamination on the glass electrodes
as follows:
• Oily and greasy films:
Clean with detergent (grease dissolvers, such as alcohol, acetone, poss. washing-up
liquids).
CAUTION
!
Risk of injury
‣
When using the following cleaning agents, make sure to protect your hands, eyes and
clothing!
• Lime and metal hydroxide layers:
Dissolve layers with diluted hydrochloric acid (3 %) and then rinse carefully with a lot of
clear water.
• Layers containing sulphide (from flue gas desulphurizing or sewage treatment plants):
Use mixture of hydrochloric acid (3 %) and thiocarbamide (usual commercial) and then
rinse carefully with a lot of clear water.
• Layers containing proteins (e.g. food industry):
Use mixture of hydrochloric acid (0.5 %) and pepsin (usual commercial) and then rinse
carefully with a lot of clear water.
CCS120
BA00388C/07/EN
CCS140/141
BA00058C/07/EN
CCS240/241
BA00114C/07/EN
963
BA00039C/07/EN
Содержание Liquisys M CCM223
Страница 109: ...Liquisys M CCM223 253 Technical data Endress Hauser 109...
Страница 116: ...Appendix Liquisys M CCM223 253 116 Endress Hauser a0002639 en...
Страница 120: ...Appendix Liquisys M CCM223 253 120 Endress Hauser...
Страница 123: ...Liquisys M CCM223 253 Endress Hauser 123...
Страница 124: ...www addresses endress com 71212626...