ABB Endura AZ40 Instrukcja obsługi - Strona 4

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4 Isolating the transmitter

Referring to Fig. 4.1.

1. Isolate transmitter A from incoming mains powers

supplies B.

DANGER – Serious damage to health / risk to life

The transmitter must be isolated from mains power

supplies before performing this procedure.

Customer-supplied mains isolator

Fig. 4.1 Isolating the transmitter from incoming mains power supplies

INS/ANAINST/007-EN Rev. B | Endura AZ40 | Sensor assembly | Orifice and seals kit

5 Shutting down / removing the sensor

assembly from the process

DANGER – Serious damage to health / risk to life

Allow sufficient time for the sensor assembly to cool

before performing these procedures.

5.1 Shutting the sensor assembly down at the process

Referring to Fig. 5.1.

1. Close the air supply valve A and shut down the test gas

line B at the supply.

Fig. 5.1 Shutting down instrument air and test gas supplies

5.2 Disconnecting the sensor air and test gas supplies at

the process

Referring to Fig. 5.2:

1. Disconnect air line B and test gas line C at sensor D.

Fig. 5.2 Disconnecting instrument air and test gas supplies