M O D E L

N U M B E R

C O A X I A L

P R O B E

7 * R

GWR probe for overall level

ε

r

≥ 1.4 - WHG approved

7 * M

GWR probe for level w/ flushing connection

ε

r

≥ 1.4 - WHG approved

7 * T

GWR probe for interface level

upper liq:

ε

r

≥ 1.4 and ≤ 5 / lower liq: ≥ 15 - WHG aprvd.

7 * N

GWR probe for interface level w/ flushing connection

upper liq:

ε

r

≥ 1.4 and ≤ 5 / lower liq: ≥ 15 - WHG aprvd.

BASIC MODEL NUMBER – GWR probe suited for external cage and/or in-tank mounting

A

B

Hastelloy C (2.4819)

C

Monel (2.4360)

J

316/316L SS NACE Construction

MATERIAL OF CONSTRUCTION – wetted parts (including process connection flange when applicable)

1 1

2 2

1" BSP (G1) thread

Threaded

2 3

1"

150# ANSI RF

2 4

1"

300# ANSI RF

2 5

1"

600# ANSI RF

3 3

1

150# ANSI RF

3 4

1

300# ANSI RF

3 5

1

600# ANSI RF

4 3

2"

150# ANSI RF

4 4

2"

300# ANSI RF

4 5

2"

600 lbs. ANSI RF

5 3

3"

150 lbs. ANSI RF

5 4

3"

300 lbs. ANSI RF

5 5

3"

600 lbs. ANSI RF

6 3

4"

150 lbs. ANSI RF

6 4

4"

300 lbs. ANSI RF

6 5

4"

600 lbs. ANSI RF

ANSI Flanges

B B

DN 25, PN 16/25/40

EN 1092-1 Type A

B C

DN 25, PN 63/100

EN 1092-1 Type B2

C B

DN 40, PN 16/25/40

EN 1092-1 Type A

C C

DN 40, PN 63/100

EN 1092-1 Type B2

D A

DN 50, PN 16

EN 1092-1 Type A

D B

DN 50, PN 25/40

EN 1092-1 Type A

D D

DN 50, PN 63

EN 1092-1 Type B2

D E

DN 50,

PN 100

EN 1092-1 Type B2

E A

DN 80, PN 16

EN 1092-1 Type A

E B

DN 80, PN 25/40

EN 1092-1 Type A

E D

DN 80,

PN 63

EN 1092-1 Type B2

E E

DN 80,

PN 100

EN 1092-1 Type B2

F A

DN 100, PN 16

EN 1092-1 Type A

F B

DN 100, PN 25/40 EN 1092-1 Type A

F D

DN 100, PN 63

EN 1092-1 Type B2

F E

DN 100, PN 100

EN 1092-1 Type B2

EN/DIN Flanges

PROCESS CONNECTION – SIZE/TYPE

(consult factory for other process connections)

Refer to Bulletin 57-102 for Enlarged Coaxial Probe

T T

600# Fisher (249B/259B) in carbon steel –

as per dimensions of Figure 1 on page 11

T U

600# Fisher (249C) in stainless steel –

as per dimensions of Figure 2 on page 11

U T

600# Masoneilan flange in carbon steel –

as per dimensions of Figure 3 on page 11

U U

600# Masoneilan flange in stainless steel –

as per dimensions of Figure 3 on page 11

Torque Tube Mating Flanges

Œ

0

Viton GFLT seal – for universal use

-40° F (-40° C) / +400° F (+200° C)

2

Kalrez 4079 seal – for aggressive media

Ž

-40° F (-40° C) / +400° F (+200° C)

8

Aegis PF 128 seal – for steam



and NACE apps

-4° F (-20° C) / +400° F (+200° C)

PROCESS SEAL – O-RING MATERIAL



Œ

Always check dimensions if ANSI/DIN flanges are not used.



Consult factory for alternative o-ring materials.

Ž

For ammonia/chlorine applications use the 7xD GWR probe.

Consult factory for HF acid applications.



Max +400° F (+200° C) for use on steam.



Consult factory for insertion lengths < 24" (60 cm)

16

7

Models available for quick shipment, usually within one week after factory

receipt of a complete purchase order, through the Expedite Ship Plan (ESP).

INSERTION LENGTH



24 to 240 inches (60 to 610 cm)

(unit of measure is determined by second digit of Model Number)

Examples: 24 inches = 024; 60 centimeters = 060