Medium Pressure - Double Window - Threaded


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

Model   Body Material
  100     Carbon Steel
  140     Bronze

  
160     316 Stainless
  
190     Iron


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

Model   Body Material
  101     Carbon Steel
  141     Bronze

  
161     316 Stainless
  
191     Iron


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

Model   Body Material
  102     Carbon Steel
  142     Bronze

  
162     316 Stainless
  
192     Iron


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

Model   Body Material
  103     Carbon Steel
  143     Bronze

  
163     316 Stainless
  193     Iron

Features
• Sizes 1/8" to 2" NPT
• 150# ANSI Bodies
• Independent Windows
• Single Piece Cast Body
• Brass Bezel Retaining Rings

Ratings
• With Annealed Glass (Std)
      
150 psi @ 300F
• With Tempered Glass (Opt)
     Carbon Steel:
        285 psi @ 100F
        230 psi @ 300F
     Bronze:
        225 psi @ 150F
        190 psi @ 300F
     Stainless Steel:
        275 psi @ 100F
        215 psi @ 300F
      Iron:
        175 psi @ 150F
        140 psi @ 300F

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

Temperature ratings are dependent on seal material

Note: Steam service requires Mica Shields, Tempered Glass, and suitable gaskets.
 

Unit
Size

Dimensions in Inches & (cm)

A

B

C

D

Wt.lbs

1/8, 1/4, 3/8

3
(7.6)

13/16
(2.1)

1
(2.5)

2-1/8
(5.4)

2

1/2, 3/4

3-3/4
(9.5)

1-3/16
(3.0)

1-1/2
(3.8)

2-7/8
(7.3)

3

1

4-1/4
(10.8)

1-7/16
(3.7)

2
(5.1)

3-3/4
(9.5)

5

1-1/4,
1-1/2

5-1/2
(14.0)

2-1/4
(5.7)

2-1/2
(6.4)

4-1/2
(11.4)

9

2

6-1/4
(15.9)

2-7/8
(7.3)

3-1/4
(8.3)

6
(15.2)

16

*Teflon® is a registered trademark of DuPont
Catalog  Page 4

 

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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