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Section 5 Model 288A Differential Pressure Indicating Switch
S ection 5—Dimensional Drawings
IMPORTANT: For DPU dimensional information, refer to DPU Dimensional Drawings,
page A-19.
Figure 5.1—Model 288A, rear view
Pressure
Rating
PSI
(MPa)
Housing
Material
Dim. A
inches
(mm)
Dim. B
inches
(mm)
Dim. C
inches
(mm)
Dim. D
inches
(mm)
Pressure Connection
(Note 1)
Top Bottom
500 to
1500
(3.4 to
10.3)
ALL
6 1/4
(158.8)
2 15/16
(74.6)
6 15/16
(176.2)
5 5/8
(142.9)
1/2" NPT
1/2" NPT
1/4" NPT
1/4" NPT
1/4" NPT
1/2" NPT
1/4" NPT
1/2" NPT
3000 to
6000
(20.7 to
68.9)
ALL
6 3/8
(161.9)
3 1/4
(82.5)
7 5/16
(185.7)
6
(152.4)
1/2" NPT
1/2" NPT
1/4" NPT
1/4" NPT
1/4" NPT
1/2" NPT
1/4" NPT
1/2" NPT
1. Can be rotated 180º in the fi eld.
2. All Standard pipe fi ttings furnished by customer.
3. Metric conversions are approximate.