Safety Instructions
2.1 Introduction
Read this page carefully before you install and use the instrument.
This instrument has been designed and tested according to safety Class1 requirements of standard IEC/EN
61010-1 and has been supplied in a safe condition. The user of this instrument must have the required
knowledge of it. This knowledge can be gained by thoroughly studying this manual.
This instrument is designed to be used by trained personnel only. The cover of the instrument must only be
removed for repair by Calnex personnel who are aware of the hazards involved. There are no user-serviceable
parts inside the instrument.
If the surface of the Sentinel becomes dirty, remove the AC power and clean with a soft lint-free cloth. Never use
flammable liquids to clean the device.
2.2 Safety Precautions
To ensure the correct and safe operation of this instrument, it is essential that you follow generally accepted
safety procedures in addition to the safety precautions specified in this manual.
Use of this equipment in a manner not specified by Calnex, may impair the protection provided by the equipment.
This equipment is portable and should be lifted and carried by handle only, never use the tilt bail to lift the unit.
In normal operation the openings in the chassis should be not be blocked, to allow for cooling of the internal
components.
Always operate the equipment with unrestricted access to the AC power connector.
Caution and Warning statements
If in doubt about Safety
Whenever you suspect that it is unsafe to use the instrument, you must make it inoperative as follows:
• Disconnect the mains cable.
• Clearly mark the instrument to prevent its further operation.
• Contact Calnex customer service.
For example, the instrument is likely to be unsafe if it is visibly damaged.
CAUTION:
Shows where incorrect procedures can
cause damage to, or destruction of
equipment or other property.
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