Basic safety instructions Liquiline CM44P
8 Endress+Hauser
2.2.4 Installation environment (cabinet device only)
The device and the associated power units can be operated with 24 V AC, 24 V DC or 100
to 230 V AC and provide shock protection in accordance with IP20.
The components have been designed for pollution degree 2, and moisture must not be
allowed to collect in them. The components must therefore be installed in an appropriate
enclosure for protection. The ambient conditions specified in the instructions must be
observed here.
2.3 Workplace safety
As the user, you are responsible for complying with the following safety conditions:
• Installation guidelines
• Local standards and regulations
• Regulations for explosion protection
Electromagnetic compatibility
• The product has been tested for electromagnetic compatibility in accordance with the
applicable international standards for industrial applications.
• The electromagnetic compatibility indicated applies only to a product that has been
connected in accordance with these Operating Instructions.
2.4 Operational safety
Before commissioning the entire measuring point:
1. Verify that all connections are correct.
2. Ensure that electrical cables and hose connections are undamaged.
3. Do not operate damaged products, and protect them against unintentional operation.
4. Label damaged products as defective.
During operation:
‣
If faults cannot be rectified:
products must be taken out of service and protected against unintentional operation.
L
CAUTION
Cleaning 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 wish to check the cleaning function and have therefore not switched off the
cleaning system, wear protective clothing, goggles and gloves or take other appropriate
measures.
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