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Revision history
ADU PC-Boards
Release 1
A-AEV1 Flow sensor board.
884227
Only A-EV1 manufactured before
September 1998.
A-EV1 Flow sensor board
8500952
including zeroing valve.
O
and AIR sensor board.
890413
2
Bottle sensor board.
893301
Monitor/Circuit sensor
890421
board.
A-FGC1 CPU board.
889396
A-FGC1 DC/DC board.
881344
A-FGC1 connection board.
890185
Cassette pressure measuring
893150
board.
Sidegas and O
measuring
893152
2
board.
Bypass measuring board.
893151
Counter pressure measuring
893153
board.
8-4
Release 2
898639, February 2001
(change due to discontinuation of 890413.
Ref. Technical bulletin ADV STO 01 003.
896513, Jan. 1999.
Current limits for the four 12 V outputs is
increased.
896323 , Change: See above
894814, June 1998
Change: New layout,
surface mounted.
Release 3
8501336, March 2000
New type of pressure sensor (Mandatory
upgrade).
Document No. 8502852
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Table of Contents
Troubleshooting
