Emerson oxymitterdr hazardous area in-siu oxygen probe, ib-106-340cdr Upgrade Procedure

Hazardous Area Oxymitter DR

Instruction Manual

Appendix A

January, 2002

A

APPENDIX A

UPGRADING HAZARDOUS AREA OXYMITTER DR TO

FULL HAZARDOUS AREA OXYMITTER

A-1 UPGRADE PROCEDURE

Perform the following procedure to upgrade the Hazardous Area Oxymitter DR to a full Hazard- ous Area Oxymitter.

a. Remove power from the Oxymitter DR.
b. Remove the left and right covers from the
Oxymitter termination housing.
c. Remove and discard the two cable assem-	2
blies (1 and 2, Figure A-1)from the right	1
side of the termination housing.

d.Place the new Oxymitter electronic assem- bly (3) near the right side of the termination housing.

D
	IAG
C	ANOSTIC			TER
	LARMS
	ALIBRAT		C	HEA	T
				02
		ION		HEA T/C
					ER
				ALIBRACELLT
	OINTS RECOMMENDED2
	P T				ION
	EST			0
	I			02CELL		mv
				HEACELLT
				H		mV +
	NC			EATER T			-
	H	I			ER	/C	+
	GIGH	NC				T/C	-
	AS	LOW
	D	GAS		CAL
	EC	DEC
				T
				EST
				PR	O GAS		+
					CESS		-
					% 02

3

e.Plug the white connector with the two black wires into the white socket on the bottom power supply card.

f.Insert the electronics assembly into the ter- mination housing. Ensure the black 4-wire connector remains outside the housing and in the slot provided in the top card of the electronics assembly. The electronics as- sembly should seat on the bulkhead pins easily. Do not force the assembly into place.

g.Plug the black 4-wire connector into the black socket on the microprocessor card.

h.Tighten three screws (4) securing the elec- tronics assembly into the termination hous- ing.

4

36210017

1.Signal connecting cable

2.Heater connecting cable

3.Electronic assembly

4.Screw

Figure A-1. Component Replacement

Rosemount Analytical Inc. A Division of Emerson Process Management Appendices A-1