Dimensions & Orientations | Metering Orifice
ORIENTATIONS
orientation 1 (as shipped)
orientation 3 (optional field adjustment)
orientation 2 (optional field adjustment)
CONSTRUCTION Orifice plates are accurately manufactured with a square edge orifice. Plate is etched with its number, which is its capacity in cfh of 0.6 s.g. gas at 3.5"w.c. (8.72 mbar) pressure drop, and orifice bore sizes.
DIMENSIONS
D
Ø C
B
A-8694A fpt inlet and outlet M8694A - Iso 7-rp inlet and outlet
Orifi ce Holder
wt in
dimensions in inches (mm)
designation
A
B
C
D
lb (kg)
8694A-1/M8694A-1 8694A-2/M8694A-2 8694A-3/M8694A-3
1
3 1⁄8 (79) 3.46 (88) 3 1⁄8 (79) 3.96 (101) 3 1⁄8 (79) 3.96 (101)
5 (127)
2¼ (1.0)
1 ¼ 1 ½
5 3⁄16 (113) 5 3⁄16 (113)
4 (1.8) 4 (1.8)
Bulletin 8694A Page 7
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