Bacharach Fyrite Tech 50 Instructions Manual page 31

4. Do one of the following:
a. End this procedure and save the new zero value by holding down
the ENTER button for 2 seconds; after which, the analyzer enters
the Run Mode.
b. Continue with Step 5 to span the CO sensor to a known concen-
tration of carbon monoxide.
5. Set up the Calibration Kit with 100 or 500 ppm CO as de scribed in
the in struc tions supplied with the kit.
6. Connect the tubing of the Calibration Kit to the inlet of the an a -
lyz er; then adjust the regulator for ap prox i mate ly 2 SCFH of excess
fl ow (see Figure 5.1).
7. After the analyzer has stabilized (2 to 3 min utes), use the L and M
buttons to set the displayed value to match the CO con cen tra tion
stamped on the gas cylinder.
8. Press ENTER to store the new calibration values and move to the
next calibration screen, or hold down ENTER for 2 seconds to store
the new calibration values and enter the Run Mode, or press the
I/O button to exit the Calibration Mode and turn OFF the analyzer
without saving the changes.
9. Disconnect tubing from analyzer and turn off gas fl ow.
2
1
Parts Shown:
1. Gas Cylinder
2. Regulator*
3. Tubing*
4. Tee*
5. Flowmeter*
6. Fitting, Gas
* Contained in Calibration Kit
Figure 5-1. Calibration Kit Hookup
Instruction 24-9435
Fyrite Tech
LEAVE TOP
PORT OPEN
3
3 4 5
LIGHT
ENTER
HOLD I/O
Fyrite ®
Tech
Analyzer
6
25