Installation, General directions, Installation considerations – Badger Meter Registers User Manual
Page 23: Installation 23

User Manual
INSTALLATION
General Directions
• MOUNTING, ELECTRICAL INSTALLATION, START-UP AND MAINTENANCE OF THIS INSTRUMENT MAY ONLY BE CARRIED
OUT BY TRAINED PERSONNEL AUTHORIZED BY THE OPERATOR OF THE FACILITY. PERSONNEL MUST READ AND
UNDERSTAND THIS MANUAL BEFORE CARRYING OUT ITS INSTRUCTIONS.
• THE ER-420 MAY ONLY BE OPERATED BY PERSONNEL WHO ARE AUTHORIZED AND TRAINED BY THE OPERATOR OF THE
FACILITY. ALL INSTRUCTIONS IN THIS MANUAL ARE TO BE OBSERVED.
• ENSURE THAT THE MEASURING SYSTEM IS CORRECTLY WIRED UP ACCORDING TO THE WIRING DIAGRAMS.
PROTECTION AGAINST ACCIDENTAL CONTACT IS NO LONGER ASSURED WHEN THE HOUSING COVER IS REMOVED OR
THE PANEL CABINET HAS BEEN OPENED (DANGER FROM ELECTRICAL SHOCK). THE HOUSING MAY ONLY BE OPENED BY
TRAINED PERSONNEL.
• TAKE CAREFUL NOTICE OF
.
Installation Considerations
• Take the relevant IP classification of the casing into account (see manufacturer's plate) Even an IP67 (NEMA 4X) casing
should NEVER be exposed to strongly varying weather conditions
• When panel-mounted, the unit is IP65 (NEMA 4)
• When used in very cold surroundings or varying climatic conditions, take the necessary precautions against moisture by
placing a dry sachet of silica gel, for example, inside the instrument case
Mount the ER-420 on a solid structure to avoid vibrations
Page 23
May 2014