ADCS-601-AF™ OPERATION AND MAINTENANCE MANUAL
© 2005 - 2007 DH Instruments, a Fluke Company
Page 12
2.1.1
REFERENCE BENCH
The ADCS-601-AF Reference Bench is a wooden topped laboratory work bench onto which
are installed the PG7601 and FPG8601 pressure standards. Also included on the bench is a
pneumatic interconnections box (see Figure 8), the system connections to the device under
test (DUT) and the pumping system for the reference vacuum against which absolute
pressure is defined.
1. Pneumatic interconnections box
2. PG7601 piston gauge
3. FPG8601 force balanced piston gauge
4. FPG
Terminal
5. FPG reference vacuum CDG
6. Reference vacuum manifold
7. PG
Terminal
8. Reference turbo pump and controller,
reference roughing vacuum pump, utility
vacuum
pump
9. AMH-38 automated mass handler
10. Reference vacuum vent valve
11. PG reference vacuum CDG
12. Pressure Connection,
TEST (+)
(connect
absolute pressure tests and “high” side of
differential pressure tests)
13. Pressure Connection,
TEST (-)
(connect
low side of differential pressure tests)
14. Reference connection to atmosphere for
gauge mode operation
Figure 7
.
Reference Bench, top view
