Medium Pressure - Double Window - Flanged


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

Model   Body Material
  200     Carbon Steel

  240     Bronze
  260     316 Stainless
  290     Iron


Rotator -
Paddlewheel indicator used for clear media to enhance flow indication. Any direction.

Model   Body Material
  201     Carbon Steel
  241     Bronze
  
261     316 Stainless
  291     Iron


Flapper
- Side flapper to indicate flow in one direction. Not for vertical down flows.

Model   Body Material
  202     Carbon Steel

  242     Bronze
  262     316 Stainless
  292     Iron


Drip Tube
- Designed for very low flows so fluid drips off tube insert. Mainly vertical mounts.

Model   Body Material
  203     Carbon Steel

  243     Bronze
  263     316 Stainless
  293     Iron

Features
• Sizes 1/4" to 16" Flanged
• 150# ANSI Rated
• Single Piece Cast Body
• Other Materials Available
• Teflon Lining Available

Ratings
• Carbon Steel:
    285 psi @ 100F
    230 psi @ 300F
 • Bronze:
    225 psi @ 150F
    180 psi @ 300F
 • Stainless Steel:
    275 psi @ 100F
    195 psi @ 400F
• Iron:
    175 psi @ 150F
    145 psi @ 300F

Materials (Wetted)
• Glass: Temp Borosilicate
• Seals: Neoprene
               Teflon
®* in Stainless
• Rotator: Teflon
®*
• Flapper: 316 SS
• Drip Tube: 316SS

 For Iron and Bronze units subtract 1/8" from  "A" due to flat face Flanges. *Temperature ratings are dependent  on Seal material.

Note: Steam service requires mica shields, graphoil gaskets, and belleville washers.
Unit
Size
Dimensions in Inches & (cm)

A

B

D

Wt.lbs

1/2, 3/4

4-5/8
(11.7)

1-1/4
(3.2)

3-15/16
(10.0)

4

1

5-5/8
(14.3)

1-1/2
(3.8)

4-1/2
(11.4)

7

1-1/4,
1-1/2

6-1/2
(16.5)

2-3/8
(6.0)

5-3/4
(14.6)

15

2

7-7/8
(20.0)

2-7/8
(7.3)

7-3/8
(18.7)

26

2-1/2, 3

9-3/8
(23.9)

3-3/4
(9.5)

8-15/16
(22.7)

52

4

11
(27.9)

4-3/4
(12.1)

9-1/2
(24.1)

70

6

14-1/4
(36.2)

7
(17.8)

13-9/16
(34.5)

125

 

Teflon®  is a registered trademark of DuPont
Catalog  Page 6

 

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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