2
VALVES
VAL-272
For further information www.norgren.com
W
X
4 2
513
P
Symbol
Power supply requirements
Supply voltage U
B
[VDC] 18 to 32
Current consumption with max. stroke 50 Hz (A) 2.0 at 24 VDC
Current consumpton in steady state [A] 0.1 at 24 VDC
Microprocessor control electronics
High dynamic regulation
On-board diagnostics
CE conformance
Technical data
Medium
Filtered unlubricated air.
Note: Using lubricated air may affect
dynamic response and lifespan of the
valve.
Filtration
Recommended 5µ
Operation
Moving coil
Connection
¼ NPT and G¼"
Flow rate
40 scfm (1200 l/min)
for p1: 90 psi and p2: 75 psi
Mounting position
Any, preferred solenoid on top
Flow direction
14+23; 12+45
Operating temperature:
32°F to 140°F (0°C to 60°C)
No condensation permissible
Materials
Electronic housing: plastic (PAA)
valve housing: aluminum alloy
seals: NBR
solenoid surface: steel
Degree of protection
IP65
Operating pressure [p1]
0 to 175 psi
Leakage
For center position 35 scfh with
p1: 145 psi
Reaction time
At p1 = 90 psi and 100% stroke
free exhausting:
Dead time: 3 ms
Rise time (10% - 90%): 5ms
Electromagnetic compatibility
The valve conforms to the
EC requirements EN50081-
2 (emission) and EN50082-2
(disturbance noise). For this
specification shielded cables have
to be used.
Electrical information
Analog (single ended types)
Voltage signal UE [V] 0 to 10
Input resistance
R
I
[k∆ ]
110
Current signal I
E
[mA] (0) 4 to 20
Load resistance
[∆ ]
500
Analog (differential types)
Voltage signal U
E
[V] 0 to 10, -5 to +5
Input resistance
R
I
[k∆ ]
110
max. Input voltage range [V] -10 to 40
Input signal
Spool position feedback (voltage)
Voltage signal slide position U
A
[V] 0...10 V = min....max. stroke
Max. output current I
A
[mA] 1
Spool position feedback (current)
Current signal slide position I
A
[mA] 0 to 20 mA = min....max. stroke
Load resistance
R
L
[∆ ]
recommended 500
Output signal
VP60
5/3 Proportional flow control valve (nominal dia. 8 mm)
Directly operated spool valve with μP-electronics
