F2.4
© 2016,
ROSS
CONTROLS
®
.
All Rights Reserved.
IMPORTANT NOTE:
Please read carefully and thoroughly all of the
CAUTIONS, WARNINGS
on the inside back cover.
Online Version
Rev. 11/14/16
PV
2
1
3
12
Sensing Valves, Air Dump/Release
SV27 Series
3-Way 2-Position Valve, Solenoid Pilot Controlled
Port Size
Body
Size
Valve Model
Number
*
C
V
Weight
lb (kg)
1, 2
3
1-2
2-3
1/2
1
3/4
SV27
N
C305407PSAA
**
6.3 9.2
4.5 (2.0)
3/4
1
3/4
SV27
N
C305507PSAA
**
7.7
11
4.5 (2.0)
1
1
3/4
SV27
N
C305607PSAA
**
8.0
12
4.5 (2.0)
1
1
1/2
1
1/4
SV27
N
C307607PSAA
**
23
34
7.8 (3.5)
1
1/4
1
1/2
1
1/4
SV27
N
C307707PSAA
**
30
32
7.8 (3.5)
1
1/2
1
1/2
1
1/4
SV27
N
C307807PSAA
**
30
31
7.8 (3.5)
1
1/2
2
1/2
2
SV27
N
C309807PSAA
**
68
70
18.1 (8.2)
2
2
1/2
2
SV27
N
C309907PSAA
**
70
70
18.1 (8.2)
2
1/2
2
1/2
2
SV27
N
C309957PSAA
**
70
71
18.1 (8.2)
Construction:
Poppet.
Mounting Type:
In-Line.
Solenoid Pilot:
AC or DC power. Rated for continuous duty.
Standard Voltages:
24 volts DC; 110-120 volts AC, 50/60 Hz.
Power Consumption:
87 VA inrush, 30 VA holding on 50 or 60 Hz; 14
watts on DC.
Ambient Temperature:
40° to 120°F (4° to 50°C).
Media Temperature:
40° to 175°F (4° to 80°C).
Flow Media:
Filtered air.
Inlet Pressure:
40 to 150 psig (2.8 to 10.3 bar).
Pilot Pressure:
Must be equal to or greater than inlet pressure.
Switch Current/Voltage Max.:
2.5 A/120 volts AC.
Switch Current/Voltage Min.:
50 mA/24 volts DC.
NOTE:
Electrical life of switch varies with conditions and voltage; rated
in excess of 15 million cycles.
Functional Safety Data:
Category 2 PL d; B10d: Valve - 20,000,000, Switch – 2,000,000; PFHd:
2.35x10
-7
; MTTFd: 98.15 (n
op
: 7360); DC (obtained by monitoring safety
switch status): 99%, ; ROSS recommends testing the switch function and
sealing for load holding valves every 8 hours.
Vibration/Impact Resistance:
Calculated to BS EN 60068-2-27.
STANDARD SPECIFICATIONS
(for valves on this page)
:
*
NPT port threads. For BSPP threads, replace “
N
” in the model number with a “
D
”, e.g., SV27
D
C305407PSAA1A.
**
Insert voltage code: “
1A
”=110-120 volts, 50/60 Hz; “
1D
”= 24 volts DC; .e.g., SV27NC305407PSAA
1A
. For other voltages, consult ROSS.
F
F2
Port 1(inlet)
[Port 2 (outlet
on opposite site]
4.9 (123)
Port Y-3
(pilot exhaust)
12.0
(303)
6.8 (173)
Port 3
(exhaust)
Port PV
(pressure
verification)
3-pin Mini
connector
2X O 0.34 (8.0)
Port X-1
(1/8 external
pilot supply)
5-pin M12
connector
3-pin Mini
connector
8.7 (219)
2X
Ø 0.53 (13.5)
Port PV
(pressure
verification)
Port 3
(exhaust)
Port X-1
(1/8 external
pilot supply)
Port 1(inlet)
[Port 2 (outlet
on opposite site]
5-pin
M12
connector
11.8
(300)
6.4 (161)
Port 1(inlet)
[Port 2 (outlet
on opposite site]
3.1 (77)
Port Y-3
(pilot exhaust)
9.6
(244)
5.7 (145)
Port 3
(exhaust)
Port PV
(pressure
verification)
3-pin Mini
connector
2X O 0.34 (8.0)
Port X-1
(1/8 external
pilot supply)
5-pin M12
connector
Body Size 3/4
Body Size
1
1/4
Body Size 2
Valve Dimensions –
inches (mm)
