Emerson oxymitterdr hazardous area in-siu oxygen probe, ib-106-340cdr instruction manual G02 G04

Hazardous Area Oxymitter DR

Instruction Manual

IB-106-340CDR Original Issue January, 2002

c.WESTINGHOUSE MODEL 218A ELEC- TRONICS SETUP

Before beginning operation, it is important that the probe heater setpoint of the existing electronics be changed to support the Haz- ardous Area Oxymitter DR probe. To con- vert the Model 218A Digital Electronics Package for use with the DR probe, an EPROM change is necessary. Remove Main PCB and check back of board to iden- tify unit as G02 or G04. The replacement EPROM needed is as identified below:

NOTE

The replacement EPROM when using a multiprobe averager unit is

1M02982G10.2

To replace the EPROM, proceed as follows:

1.Shut off and lock out power to the electronics package.

2.Open electronics enclosure.

3.On the Main PCB, Figure 2-10,locate and remove old EPROM.

4.Replace with new EPROM.

5.Close electronics enclosure and power up system.