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Connecting

4.1

Safety instructions

4.1.1

Laws and directives

Observe the safety rules, provisions and laws applicable in your country during connection, assembly and operation. These

include, for example:

● National Electrical Code (NEC - NFPA 70) (USA)

● Canadian Electrical Code (CEC) (Canada)

Further provisions for hazardous area applications are for example:

● IEC 60079-14 (international)

● EN 60079-14 (EU)

WARNING

Hazardous contact voltage

Risk of electric shock in case of incorrect connection.

For the electrical connection specifications, refer to the information in Electrical connections (Page 19).

•

At the mounting location of the device observe the applicable directives and laws for installation of electrical power

•

installations with rated voltages below 1000 V.

WARNING

Missing PE/ground connection

Risk of electric shock.

Depending on the device version, connect the power supply as follows:

Power plug: Ensure that the used socket has a PE/ground conductor connection. Check that the PE/ground conductor

•

connection of the socket and power plug match each other.

Connecting terminals: Connect the terminals according to the terminal connection diagram. First connect the PE/ground

•

conductor.

Note

Electrical circuit breaker in accordance with IEC 60947-1 and IEC 60947-3

In accordance with IEC 60947-1 "Standard for low-voltage switchgear and controlgear" and IEC 60947-3 "Switches,

disconnectors, fuses" you require an electrical circuit breaker for the device.

We recommend commercially available automatic circuit breakers.

4.1.2

Analyzers in hazardous areas

DANGER

Explosion hazard

If a flammable or ignitable atmosphere exists, plugs must never be disconnected or lamps/fuses replaced when the

analyzer is supplied with power.

DANGER

Potentially explosive atmosphere

The analyzer keys must not be pressed if a potentially explosive atmosphere may be present.

If operation using the keyboard is necessary, a hot work permit is absolutely essential.

Exceptions: Analyzers with approvals 1708 or 2022

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Compact Operating Instructions in accordance with EN 61010-1 and EN 60079-0

A5E45779389002-01, 09/2018