9

SWITCH TYPE

ASME B31.3

Standard

ASME B31.3

NACE

& NACE

Process Connection Material

12

Not

Not

Carbon Steel Flange and cladding with

applicable

applicable

316/316L SS float holder & trim

A

EJ

N

Carbon Steel Flange with

316/316L SS process wetted face

BF

K

P

All 316/316L Stainless Steel

PROCESS CONNECTION MATERIAL/DESIGN CODE

M O D E L

N U M B E R

ΠMaximum process temperature is based on an ambient temperature between

0° and +100° F. If ambient is outside this range, consult factory.

 See Switch temperature ranges on page 2 for minimum process temperatures

HOUSING MATERIAL/APPROVAL

FM

CSA

ATEX EP ATEX IS

AC

1

M

Cast Aluminum,

BD

2

N

Cast Iron,

3P

Cast Aluminum, M20 X 1.5 Conduit Entry

4R

Cast Iron, M20 X 1.5 Conduit Entry

N/A

Electric Switch Rating

Maximum Process

VAC

VDC

Temperature

Œ

Cast Iron

Cast Alum

Code

Contact Type & Material

120

240

24

120

Housing

Housing

0

SPDT w/silver contacts

10.0

10.0

6.0

0.6

+750° F (+399° C)

+650° F (+343° C)

1

DPDT (dual SPDT) w/silver contacts

10.0

10.0

6.0

0.6

+750° F (+399° C)

+650° F (+343° C)

2

SPDT w/gold plated contacts

0.1

—

0.1

—

+375° F (+190° C)

+325° F (+162° C)

3

DPDT (dual SPDT) w/gold plated contacts

0.1

—

0.1

—

+375° F (+190° C)

+325° F (+162° C)

4

HS SPDT w/silver contacts

1.0

1.0

3.0

0.5

+750° F (+399° C)

+650° F (+343° C)

6

HS SPDT w/gold plated contacts

0.5

0.5

0.5

0.5

+750° F (+399° C)

+650° F (+343° C)