Medium Pressure - Double Window - Flanged

Plain
- No indicator. For direct visual inspection of liquid. Mounts in any direction.

Model   Body Material
  050     Carbon Steel

  270     316 Stainless
  280     Iron (3" and 4" only)


For Higher Pressure Models add HP to Model Number. Example: 050HP

Rotator -
Paddlewheel indicator used for clear media to enhance flow indication. Any direction.
Model   Body Material
  051     Carbon Steel
  
271     316 Stainless
  281     Iron (3" and 4" only)


For Higher Pressure Models add HP to Model Number. Example: 051HP Maximum unit size for Rotator is 4".

Mid-Flapper
- Mid-flapper to indicate flow in either direction. Not for vertical flows down.
Model   Body Material
  052     Carbon Steel

  272     316 Stainless
  282     Iron (3" and 4" only)
  
For Higher Pressure Models add HP to Model Number. Example: 052HP

Drip Tube
- Designed for very low flows so fluid drips off tube insert.
Mainly vertical mounts.
Model   Body Material
  053     Carbon Steel

  273     316 Stainless
  283     Iron (3" and 4" only)

For High Pressure Models add HP to Model Number. Example: 053HP

Features
• Sizes 3/4" to 12" Flanged
• Bolt-On Body Design
• Radial Sealing
• Multiple Lengths on some s
izes

Ratings*
• Medium Pressure Rated
    3/4"-4": 200 psi @ 150F
                150 psi @ 225F
     6"-12": 150 psi @ 150F
• Higher Pressure Rated (HP)
    All Sizes: 275 psi @ 100F
                   205 psi @ 350F

 Materials (Wetted)
• Medium Pressure Rated
   Glass: Temp Soda Lime1
   Seals: Neoprene
              Viton
®* in 316SS
   Rotator/Flapper: Delrin
®*
   Bridge/Pin: 316SS

• Higher Pressure Rated (HP)
   Glass: Tempered Boro
   Seals: Neoprene
              Viton
®* in 316SS
   Rotator/Flapper: Ryton
   Bridge/Pin: 316SS


 1Annealed Boro for 3" and 4"
*Temperature ratings are dependent on Seal  material.


Note: Not applicable for steam service. See page 6.


D" Dimension is the outside viewing depth of the unit.

All sizes above 2" do not have a bridge and pin assembly that positions the glass in place.

Unit Size Dimensions in Inches & (cm)
A* B D Wt. lbs
3/4 4-5/8
(11.8)
- 1-1/2
(3.8)
3-1/4
(8.3)
6
1 5
(12.7)
- 1-1/2
(3.8)
3-1/4
(8.3)
7
1-1/2 6-1/2
(16.5)
- 2
(5.1)
4-5/16
(11.0)
12
2 7
(17.8)
7-7/8 (20.0) 2
(5.1)
4-5/16
(11.0)
14
3 8
(20.3)
9-3/8 (23.8) 3
(7.6)
7-9/16
(19.2)
28
4 9
(22.9)
11 (27.9) 3
(7.6)
7-9/16
(19.2)
42
6 14-1/4
(36.2)
- 4
(10.2)
13-1/4
(33.7)
85
*Some sizes have two lengths available

*Viton®
is a registered trademark of DuPont Dow Elastomers
*Delrin® is a registered trademark of DuPont
Catalog  Page 8

 

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John C. Ernst Co., Inc.
Sparta, NJTel: 973-940-1600Fax: 973-940-1620
Toll Free: 1-888-463-7678

Email: info@johnernst.com

Mailing Address
21 Gail Court
Sparta, NJ 07871
Physical Address
21 Gail Court
Sparta, NJ 07871