Replacement Parts; Main Board Battery - Mettler Toledo IND780 Guia De Instalacion

3.3.

Replacement Parts

If a failure occurs in an IND780 terminal that is installed in a Division 2 or Zone 2/22 area, note
that only some components may be used as replacement parts. The following parts are appropriate
for installation on a Division 2 approved or Category 3 marked IND780 terminal.
3.4.

Main Board Battery

Note that a Lithium battery #22009188 is used for memory backup on the main printed circuit
board assembly. This battery has a nominal voltage of 3.0 volts DC and a nominal capacity of
180 mAh (milliamp hours).
3.5. Special Conditions of Use
Note that the ATEX Category 3 and IECEx marked IND780 terminals have seven special conditions
for safe use.
1.
2.
3-2 METTLER TOLEDO IND780 Division 2 and Zone 2/22 Installation Guide
DO NOT INSTALL, DISCONNECT OR PERFORM ANY SERVICE ON THIS EQUIPMENT BEFORE
POWER HAS BEEN SWITCHED OFF OR THE AREA HAS BEEN SECURED AS NON-HAZARDOUS
BY PERSONNEL AUTHORIZED TO DO SO BY THE RESPONSIBLE PERSON ON-SITE.
Part Description
Analog Load Cell Option Board
Keypad assembly
IF THE KEYBOARD, DISPLAY LENS OR ENCLOSURE IS DAMAGED ON A DIVISION 2 OR ZONE
2/22 MARKED IND780 TERMINAL THAT IS USED IN A DIVISION 2 OR ZONE 2/22 AREA, THE
DEFECTIVE COMPONENT MUST BE REPAIRED IMMEDIATELY. REMOVE AC POWER
IMMEDIATELY AND DO NOT REAPPLY AC POWER UNTIL THE DISPLAY LENS, KEYBOARD OR
ENCLOSURE HAS BEEN REPAIRED OR REPLACED BY QUALIFIED SERVICE PERSONNEL.
FAILURE TO DO SO COULD RESULT IN BODILY HARM AND/OR PROPERTY DAMAGE.
Both versions of the IND780 terminal shall be used only in environments where UV light
cannot influence the non-metallic parts.
The panel-mount IND780 terminal shall be installed in an enclosed panel or rack, suitable for
the environment per the procedure described in Chapter 2 of this manual.
The IND780 panel model shall be mounted in an ATEX/IECEx-certified enclosure with a
minimum ingress protection of at least IP65 when installed in a Zone 2/22 location.
When the environmental conditions are such that a higher degree of ingress protection is
required, this shall be taken into account.
WARNING
Part Number KOP Number
64062179 64063330
22009012 N/A
WARNING
64063214 | 07 | 02/2018