UE 120 Series User Manual

Internal Set Point Adjustment
Types J120, J120K
Dimension A
Models Inches mm NPT
Pressure
126-164 8.50 215,9 1/4
S126B-S164B 8.84 244,5 1/2
270-376 7.81 198,4 1/4
450, 452 9.69 246,1 1/4
451, 453, 454 8.94 227,0 1/4
550, 552 9.75 247,7 1/4
551, 553-555 9.31 236,5 1/4
612, 614 8.75 222,3 1/4
701-705 8.31 211,1 1/4
Differential Pressure
147-157 8.44 214,4 1/4
S147B-S157B 8.44 214,4 1/2
456-559 9.31 236,5 1/4
External Set Point
Adjustment
Types H121, H122,
H121K, H122K, H122P
Dimensions
J120 Models 50-55,
S50B-S55B
Models 126-164
Models S126B-
S164B
Models 171-174,
471-474
Models 188-194,
488-494
Models 183-186,
483-486
Pressure
Mounting Bracket
M449, Models 520-535
50-55, 1/4 NPT
S50B-S55B,1/2NPT
Dimension A
Models Inches mm NPT
Pressure
126-164 8.50 215,9 1/4
S126B-S164B 8.84 244,5 1/2
270-376 7.81 198,4 1/4
450, 452 9.69 246,1 1/4
451, 453, 454 8.94 227,0 1/4
520-525 9.06 230,2 1/2
530-535 8.56 217,4 1/2
550, 552 9.75 247,7 1/4
551, 553-555 9.31 236,5 1/4
560-564 7.25 181.4 2” Sanitary
565-567 7.25 181.4 1 1/2” Sanitary
612, 614 8.75 222,3 1/4
701-705 8.31 211,1 1/4
Differential Pressure
147-157 8.44 214,4 1/4
S147B-S157B 8.44 214,4 1/2
456-559 9.31 236,5 1/4
540-543 9.20 232,7 1/8
544-548 9.25 234,4 1/8
4-1/4
MIN. R. (TYP)
6-1/4
1”
MIN. R. (TYP)
2-7/16
1/2 RAD. TYP .
3-9/16
G-1/62
1-11/38
25/64
45/64
4-13/32
3-6/8
3”
1-1/4 2-1/2 2-3/4 3
5-1/4
7/32 DIA (2) HOLES
9/32 DIA (12) HOLES

UE 120 Series Specifications

General

Brand	UE
Model	120 Series
Category	Switch
Language	English