General information: KU series pressure switches are housed in pressed steel powder coated enclosure and are recommended for panel mounting or indoor service. The repeat accuracy is better than +/-1.5 % FSR, Pressure port is 1/4” BSPM standard. Features: Compact SS316 & Teflon as standard wetted parts Electrical Rating : 15A, 125/250 VAC Pressure port : 1/4” BSPM Range Selection Table Model + Range Bar (psi) 0.5 - 7.0 (7.25 - 101.50) 1.0 - 15.0 (14.5 - 217.5) 5.0 - 25.0 (72.5 - 362.5) *Adjustable Differential bar (psi) 1.2 –

1. 12
2317.5
(0.47)
(0.90)(0.68)
Cable Entry
24
(0.94)
1/4" BSP(M)
Pressure Port
12.5
(0.49)60.5
(2.38)
9
(0.35)
83
(3.26)
56
(2.20)
Set Screw
44.5
(1.75)
21
(0.82)
Differential Screw
97.5
(3.83)
Description
Disc
Plunger
®
Diaphragm (Teflon )
®
'O' ring (Teflon )
Pressure Housing (SS316)
No.
1.
2.
3.
4.
5.
1
2
3
4
5
OEM HIGH RANGE PRESSURE SWITCHESKU
PRESSURE CAPSULE DETAILS
Note : wetted parts are mentioned in italics.
INSTALLATION DRAWING
APPROX. DIMENSIONS IN
mm
inches
7 1
Bulletin No. KA180214

2. General information:
KU series pressure switches are housed in pressed steel
powder coated enclosure and are recommended for
panel mounting or indoor service. The repeat accuracy is
better than +/-1.5 % FSR, Pressure port is 1/4” BSPM
standard.
Features:
! Compact
! SS316 & Teflon as standard wetted parts
! Electrical Rating : 15A, 125/250 VAC
! Pressure port : 1/4” BSPM
Range Selection Table
Model + Range Bar (psi)
0.5 - 7.0
(7.25 - 101.50)
1.0 - 15.0
(14.5 - 217.5)
5.0 - 25.0
(72.5 - 362.5)
*Adjustable Differential
bar (psi)
1.2 – 4.0
(17.40 – 58.00)
2.0 – 8.0
(29.0 – 116.0)
3.0 – 10.0
(43.5 – 145.0)
Maximum Working
Pressure bar (psi)
12
(174.00)
25
(362.5)
35
(507.5)
Minimum Differential increases with Setpoint
HOW TO ORDER KU OEM HIGH RANGE PRESSURE SWITCHES
Please specify model number as per range selection table above.
OEM HIGH RANGE PRESSURE SWITCHES KU
7
7
AN ISO9001:2015 COMPANY
Website : http://www.orion-instruments.com
Kaustubha Udyog
S. No. 36/1/1, Sinhgad Road, Vadgaon Khurd,
Near Lokmat Press, Pune 411 041 INDIA
Tel.: +91-(0) 20-24393577 / 24393877
Telefax : +91-(0) 20-25460486 / 24393577
Email : pressure@vsnl.com
Certificate No.: FM 72815
KU7
KU30
KU15
Graph of Set Point Vs Differential:
Set Point (Bar)
(Cut in point)
KU7
Differential(Bar)
MinimumDifferential
4.5
4
3.5
3
2.5
2
1.5
1
0.5
0 1 2 3 4 5 6 7 8
Note : Cut out = Cut in + Differential
Differential(Bar)
MinimumDifferential
0
2
4
6
8
10
12
5 10 15 20 25 30
KU30
Set Point (Bar)
(Cut in point)
KU15
Differential(Bar)
MinimumDifferential
9
8
7
6
5
4
3
2
1
0 2 4 6 8 10 12 14 16
Set Point (Bar)
(Cut in point)