Precautions - Mettler Toledo IND780 Manuel D'installation

Chapter 2.0
Installation
IF YOU WISH TO INSALL THE IND780 IN A DIVISION 2 OR ZONE 2/22 AREA, REFER TO THE
DIVISION 2 AND ZONE 2/22 INSTALLATION INSTRUCTIONS INCLUDED ON THE RESOURCE CD
PROVIDED WITH THE TERMINAL. FAILURE TO COMPLY WITH THE INSTRUCTIONS PROVIDED
THERE COULD RESULT IN BODILY HARM AND/OR PROPERTY DAMAGE.
This chapter covers
Opening the Enclosures
•
• Mounting the Terminal
• Harsh Enclosure Cable Openings
• Wiring Connections
• PLC Interface Modules
PCB Switch Settings
•
• PCB Jumper Positions
• Sealing the Enclosure
DIV 2 AND ZONE 2/22 INSTALLATION
This chapter provides installation instructions for the IND780
terminal panel mount and harsh enclosures. Please read this
chapter thoroughly before beginning installation.

Precautions

• READ this manual BEFORE operating or servicing this
equipment
•
FOLLOW these instructions carefully.
•
SAVE this manual for future reference.
ONLY PERMIT QUALIFIED PERSONNEL TO SERVICE THE TERMINAL.
EXERCISE CARE WHEN MAKING CHECKS, TESTS AND ADJUSTMENTS
THAT MUST BE MADE WITH POWER ON. FAILING TO OBSERVE THESE
PRECAUTIONS CAN RESULT IN BODILY HARM AND/OR PROPERTY
DAMAGE.
NOT ALL VERSIONS OF THE IND780 ARE DESIGNED FOR USE IN
HAZARDOUS (EXPLOSIVE) AREAS. REFER TO THE DATA PLATE OF THE
IND780 TO DETERMINE IF A SPECIFIC TERMINAL IS APPROVED FOR USE
IN AN AREA CLASSIFIED AS HAZARDOUS BECAUSE OF COMBUSTIBLE OR
EXPLOSIVE ATMOSPHERES.
WARNING!
WARNING!
2-1