Tabla De Contenido - Mettler Toledo IND780 Guia De Instalacion

Contents
1
1.1.
1.2.
1.3.
1.4.
1.5.
1.6.
1.6.1.
1.6.2.
2
2.1.
2.1.1.
2.1.2.
2.1.3.
2.2.
2.2.1.
2.2.2.
2.2.3.
2.2.4.
2.2.5.
2.3.
2.4.
2.5.
2.6.
2.7.
2.7.1.
2.8.
2.9.
2.9.1.
2.9.2.
2.9.3.
3
3.1.
3.2.
3.3.
3.4.
64063214 | 07 | 02/2018
Introduction ................................................................................. 1-1
Hazardous Area Classification ........................................................ 1-2
Pollution Degree Specification ......................................................... 1-2
Protection Approaches ................................................................... 1-2
Product Markings .......................................................................... 1-3
Product Date Code ........................................................................ 1-6
Materials of Construction ................................................................ 1-7
Harsh Enclosure .................................................................................................. 1-7
Panel-mount Enclosure ........................................................................................ 1-7
Installation .................................................................................. 2-1
Review Wiring Regulations ............................................................. 2-2
Conduit Hub Installation ....................................................................................... 2-2
Incendive Signal Lines ......................................................................................... 2-3
Glands and Plugs ............................................................................................... 2-4
Non-Incendive or I.S. Level c Inputs and Outputs .............................. 2-4
Analog Load Cell Interface .................................................................................... 2-5
High Precision (IDNet) interface ............................................................................ 2-5
PDX Digital Load Cell Interface ............................................................................ 2-5
®
Flow Meter Interface ............................................................................................. 2-6
POWERCELL MTX Load Cell Interface ..................................................................... 2-6
Incendive Inputs and Outputs ......................................................... 2-6
Discrete I/O Relay Option ............................................................... 2-7
Temperature Rating ....................................................................... 2-7
Division 2 Application Example Using Load Cells .............................. 2-7
Hazardous Area Configuration for POWERCELL PDX Load Cells ........ 2-10
Example Configuration ....................................................................................... 2-11
Division 2 Application Example Using POWERCELL PDX Load Cells .. 2-11
Installation Procedure .................................................................. 2-14
Mounting the Terminal ....................................................................................... 2-14
Ferrites and Option Board Cabling ....................................................................... 2-22
Harsh Enclosure Cable Glands and Cable Assignments ......................................... 2-23
Special Requirements .................................................................. 3-1
Enclosure ..................................................................................... 3-1
Areas with Different Classifications .................................................. 3-1
Replacement Parts ........................................................................ 3-2
Main Board Battery ....................................................................... 3-2
METTLER TOLEDO IND780 Division 2 and Zone 2/22 Installation Guide 1