Safety instructions
5
1 Safety instructions
1.1 Designated use
This unit is designed for the electronic acquisition, display, recording, analysis, remote transmission
and archiving of analog and digital input signals in non-hazardous areas.
• The unit is designed for installation in a panel or a cabinet and may only be operated in an installed
state.
• The manufacturer does not accept liability for damage caused by improper or non-designated use.
The unit can cause danger if used improperly or other than intended.
1.2 Installation, commissioning and operation
• The unit may only be installed, connected, commissioned and serviced by qualified and
authorized expert staff (e.g. electrical technicians) strictly adhering to the instructions contained
in this manual, the applicable norms, legal regulations and certificates (depending on the
application).
• These experts must have read and understood this manual and follow the instructions it contains.
• The unit may only be modified or repaired if expressly permitted in the Operating Instructions.
• Damaged units which could pose a source of danger may not be put into operation and must be
marked as defective.
• Primarily observe local regulations regarding opening and repairing electrical units.
1.3 Operational safety
• The unit is safely built and tested according to state-of-the-art technology and has left the factory
in perfect condition as regards technical safety. The applicable regulations and European standards
have been taken into account.
• Please observe the technical data on the nameplate! The nameplate is on the left-hand side of the
housing.
Desk top version
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Warning!
• The mains plug must only be inserted into a socket with grounding contact.
• The protective effect must not be removed by an extension lead without ground wire.
• Relay outputs: U(max) = 30 V eff (AC) / 60 V (DC)
Repairs
Repairs that are not described in these Operating Instructions must only be carried out directly by
the manufacturer or by the service department.
Electromagnetic compatibility
The measuring system meets the general safety requirements of IEC 61010 and the EMC
requirements of IEC 61326.
Technical improvement
The manufacturer reserves the right to adapt technical data to the most up-to-date technical
developments without any special announcement. Ask your supplier for information about activities
and possible extensions to these Operating Instructions.
1.4 Return
The following measures must be taken before you return a measuring unit, e.g. for repair or
calibration:
• The unit must be packed in protective packaging. The original packaging offers the best
protection.
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