Maximum

Maximum

Bleed

Models with

Supply

Process

Orifice

Material of Construction

Switch

Pressure

Temperature

Diameter

Code 1

Code 2

Description

psig

bar

° F

° C

inches

mm

NEMA 1

NEMA 1

Series J

100

7

+400

+204

.063

1.6

JDG

JDE

Bleed Type

60

4

+400

+204

.094

2.3

JEG

JEE

Series K

100

7

+400

+204

——

KOE

KOE

Non-Bleed

40

3

+400

+204

——

KOG

—

Connection

Connection Size

Type

1"

2"

Threaded

B20

C20

D20

Side/Bottom

Socket Weld

B30

C30

D30

Side/Bottom

Cage Mounting Flange Rating (lbs.)

150

300

600

150

300

600

150

300

600

Flanged Upper

N30

N40

N50

P30

P40

P50

Q30

Q40

Q50

Side/Bottom

Flanged

S30

S40

S50

T30

T40

T50

V30

V40

V50

Side/Side

1

Carbon steel chamber, 316 stainless steel float, 400 stainless steel sleeve

2

Carbon steel chamber, 316 stainless steel float, 316 stainless steel sleeve

6

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

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

MODEL NUMBER CODE

MATERIALS OF CONSTRUCTION

TANK CONNECTION TYPE AND SIZE

PNEUMATIC SWITCH MECHANISM AND ENCLOSURE

Connection flanges are ASME B16.5 raised face.

M O D E L N U M B E R

Electric switch mechanism and enclosure codes on next page

ΠModels are limited to maximum temperature rating of selected

switch mechanisms.

 For single stage models only. Consult factory for multiple stages.

Ž Model D30 recommended for Dowtherm applications.

 Float cage rated 600 psig @ +100° F (41 bar @ +38° C) and

340 psig @ +750° F (23 bar @ +399° C).

 Process temperature based on +100° F (+38° C) ambient.

‘ Consult factory for NEMA 4X//9 cast iron housing codes.

’ On condensing applications, temperature down-rated to

+400° F (+209° C) process at +100° F (+38° C) ambient.

Minimum Specific Gravity



Œ

for Models with

Pressure Rating

Model

Material of Construction Code

psig @ ° F

bar @ ° C

No.

12

100

750

900

1000

38

399

482

538

C29

0.76

0.81

500

403

388

383

34

28

27

26

D30

Ž

0.65

0.69

250

201

194

191

17

14

13

13

J30

0.48

0.51

400



322



310

167

28



22



21

12

L30

0.40

0.42

300



242



233

167

21



17



16

12

B60

0.68

0.71

900

725

496

182

62

50

34

13

C60

0.55

0.59

500

403

388

182

34

28

27

13