Yokogawa Multi Channel Oxygen Analyzer System ZR22/AV550G - Manual (Page 81)

IM 11M12D01-01E 5-1
5. Wiring
5. Wiring
This chapter describes the wiring connections to the EXAxt AV550G Averaging
Converter.
5.1 General
DANGER
* Never apply power to the averaging converter and other instruments connected to the
averaging converter until all wiring is completed.
WARNING
• This product complies with the CE marking.
Where compliance with the CE marking is necessary, the following wiring is required.
1. Install an external switch or circuit breaker to the power supply of the averaging
converter.
2. Use an external switch or circuit breaker rated 20A and conforming to IEC 947-1 or
IEC 947-3.
3. It is recommended that the external switch or circuit breaker be installed in the same
room as the averaging converter.
4. The external switch or circuit breaker should be installed within reach of the operator
and identified with marking as a power supply switch to the averaging converter.
5. Power lines such as power cables and heater wires should be fixed securely onto a
wall or construction using cable racks, conduit tubing, nylon bands or other
appropriate ways. Accidental removal from terminals by pulling may result in electric
shock.