Metex 2200R ORP Analyzer/Controller User Manual
Page 28
Model 2200R
Page 26
• The cycling parameters if so equipped – See Section 5.14
h) After all the above operations are performed the STATUS will turn green and
status 0 should be obtained.
i)
Bring the unit on-line for measurement and control by pressing RUN.
j)
The unit may be tested now, using the TEST menu item (see Section 5.12), or
the built-in self-testing feature (see Section 9.2.5).
9.4
Printed
Circuit
Board
Replacement
9.4.1
a) To replace printed circuit boards or relays shut off all power to the 2200R,
including any independent power to the relay contacts. Make a record of the
external wiring, then disconnect the wires. Unplug the ribbon cable connector.
b) The power supply circuit board is fastened to the back of the enclosure by four
screws, remove the screws and the board is free. Reverse the procedure to
mount
a
replacement
board.
c) The microprocessor circuit board is located on the swing-out assembly behind
the door. Swing the assembly out, lift it up to unseat the lower hinge pin (the
upper hinge pin is spring loaded.) The assembly is now free. The circuit board
is fastened to the front panel by five screws. Remove the screws to release the
circuit
board.
9.5
Customer
Service
9.6.1
If a problem has not been resolved with the above procedures, a telephone
consultation with your AquaMetrix representative, or directly with AquaMetrix will
provide
the
answer.
AquaMetrix Inc.
Tel: (800) 742-1413
1245 Maple Hill Court, Unit 7
(905) 954-0841
Newmarket, Ontario
Fax: (905) 954-0415
L3Y
9E8
Canada
Email: