45-610 Displacer Type Liquid Level Switches and Proof-er
®
Switches
A
1
4.5
Model Numbers
4.5.1 A10 & A15 Single Switch Models
TANK CONNECTION
Tank Connection
Code
2
1
⁄
2
" NPT Threaded
➂
E2
3" 125 lb. Cast Iron Flange
➃➄
G2
3" 150 lb. Steel Flange
➅
G3
4" 125 lb. Cast Iron Flange
➃➄
H2
4" 150 lb. Steel Flange
➅
H3
4" 300 lb. Steel Flange
➅
H4
6" 125 lb. Cast Iron Flange
➃➄
K2
6" 150 lb. Steel Flange
➅
K3
6" 300 lb. Steel Flange
➅
K4
MATErIALS OF CONSTrUCTION
DISPLACEr MATErIAL AND PrOOF-Er OPTION
* Specific gravity limits do not apply to floating roof top units
not to be used in liquid.
**Proof-er option constructed of carbon steel material.
34
Liquid
Part Number
Temp.
Series A thru E, J and K Switches
Code
Description
°F
°C
Porcelain
Stainless Steel
Karbate
100
38
0.60 to 1.20
0.60 to 1.20
0.60 to 1.20
200
93
0.70 to 1.20
0.70 to 1.20
0.70 to 1.20
A10
➀
Wide Differential, 1 switch
300
149
0.80 to 1.20
0.80 to 1.20
0.80 to 1.20
400
204
1.00 to 1.20
0.90 to 1.20
—
500
260
1.10 to 1.20
1.00 to 1.20
—
100
38
0.60 to 2.40
0.40 to 1.65
0.40 to 1.65
200
93
0.62 to 2.40
0.40 to 1.65
0.45 to 1.65
A15
Narrow Differential, 1 switch
300
149
0.65 to 2.40
0.50 to 1.65
0.50 to 1.65
400
204
0.70 to 2.40
0.55 to 1.65
—
500
260
0.75 to 2.40
0.60 to 1.65
—
PArT NUMBEr CODE AND SPECIFIC GrAvITy LIMITS*
Support
E-Tube
Displacer Clamps/
Magnetic
Process
Code
Spring
Trim
Mtg. Nut
Susp. Cable
Sleeve
Connection
1
Inconel 600 300 Series SS
Carbon Steel
316 SS
400 Series SS
Carbon Steel
2
Inconel 600
316 SS
316 SS
316 SS
316 SS
Carbon Steel
4
316 SS
5
Inconel 600 300 Series SS
Carbon Steel
Monel
400 Series SS
Carbon Steel
6
Hastelloy
M
NACE Const.
Inconel X750
316 SS
316 SS
316 SS
316 SS
316 SS
N
NACE Const.
Inconel X750 300 Series SS
316 SS
316 SS
316 SS
Carbon Steel
➀➁
➀
➀
➀
➀
➀➁
Proof-er**
Type
Displacer
Floating roof Weight
Liquid & Floating
roof Displacer
Porcelain 316 SS
Karbate
Brass
Hollow Brass
Without
Proof-er
A
B
C
P
➃
R
➃
Low
Pressure
➂
D
➃
E
➃
F
➃
Q
➃
T
➃
Medium
Pressure
➂
G
➃
H
➃
J
➃
—
—
13
13
13
14
15