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GE Analytical Instruments, Inc. ©2005H Page 3 of 16 DIN 30001 Rev. E
TOC,FLOW SWITCH UPGRADE 2.12CBI
60 MICRON FILTER
FLOW SWITCH
REGULATOR
SAMPLING BLOCK
SWITCH
OUTLET
SWITCH
BLOCK
INLET
INLET
OUTLET
FLOW
SAMPLE
REGULATOR
FLOW
REGULATOR
INLET
MODULE
BINARY
INPUT
P2
FIGURE TWO: Installed Flow Switch on the Model 800 TOC Analyzer
5. Firmware installation
5.1. Print the current constants.
Any IBM compatible dot matrix printer with a parallel printer cable equipped with
a 25pin connection may be used. It is very advantageous to have a printout of the
constant values.
If a printer is not available, go to Step 5.2.
5.1.1. From the RUN-TIME Menu, press STOP TOC.
5.1.2. The MAIN Menu will be displayed select SETUP, press Enter.
5.1.3. Select PRINTER, press Enter.
5.1.4. Select PRINT CONSTANTS, press Enter.
5.2. If a printer is not available, access the FACTORY ACCESS Menu to scroll through and
record constant values on the Constants Record Form within this procedure.
Constant values for C1THERM A, C2THERM A, C1THERM B, AND C2THERM B will be
rounded values. The displayed constant value will differ from the printed constant
value. This should not impact the analyzer’s performance. Contact GE Analytical
Instruments for the last printed Constant Value list, if desired.
5.2.1. From the MAIN menu select CALIBRATE, press Enter.
5.2.2. Select TC ZERO OFFSET, press Enter.