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Specifications: 25~100
Pressure: to 350 bar
Flow: up to 8000 L/min
Pilot operated 2-way high-response valve in block installation design
Suitable for closed-loop controlling of position, pressure, force and velocity
Pilot control valve (pilot):
Directly actuated controlled directional valve, with control spool and sleeve in servo quality
Main stage: closed-loop position controlled
Integrated open and closed-loop control electronics (OBE)
Typical applications:
·Plastic injection machines
·Die-casting machines
·Ceramics machines
General | |||||||||
Size | 25 | 32 | 40 | 50 | 63 | 80 | 100 | ||
Weight | Without shut-off valve ...../...K or .../...L | kg | 8.5 | 11.2 | 17.3 | 24.6 | 47 | 74 | 110 |
With shut-off valve ...../...WK or .../...WL... | kg | 9.8 | 12.5 | 18.6 | 25.9 | 60 | 87 | 123 | |
Size of the pilot control valve (pilot) | NG | 6 | |||||||
Installation position | Any, preferably horizontal | ||||||||
Storage temperature range | ℃ | –20 to +80 | |||||||
Ambient temperature range | ℃ | –20 to +50 | |||||||
Hydraulic (measured with HLP32, ϑoil =40℃ ±5℃ ) | |||||||||
Maximum operating pressures | – Main stage ports A, B | bar | 350 | ||||||
– Pilot control valve port X | bar | 315 | |||||||
– Pilot control valve port Y | bar | 35 | |||||||
Rated flow at Δp = 5 bar | – Design ...S...L (linear) | L/min | 500 | 800 | 1200 | 2000 | 3600 | 4500 | 8000 |
– Design ...S...R (linear with progressive fine control range) | - | 600 | 850 | 1400 | 3200 | 3900 | 6800 | ||
Nominal flow of pilot valve at Δp=70 bar | L/min | 12 | 12 | 40 | 40 | 100 | 100 | 100 | |
Leakage of pilot valve at P = 100 bar | L/min | 0.3 | 0.3 | 0.7 | 0.7 | 1 | 1 | 1 | |
Hydraulic fluid | Mineral oil (HL, HLP) to DIN 51524 | ||||||||
Hydraulic fluid temperature range | ℃ | –20 to +80; preferably +40 to +50 | |||||||
Viscosity range | mm2/s | 20 to 380; preferably 30 to 45 | |||||||
Max. admissible degree of contamination of the hydraulic fluid, cleanliness class according to ISO 4406 (c) | Class 20/18/15 | ||||||||
Hysteresis | % | ≤ 0.2 | |||||||
Range of inversion | % | ≤ 0.1 | |||||||
Response sensitivity | % | ≤ 0.1 | |||||||
Response time 0 ~ 100% step signal | ms | 25 | 28 | 30 | 30 | 35 | 40 | 50 |
Electrical | |||
Cyclic duration factor | % | 100 ED | |
Degree of protection | IP 65 to DIN 40050 and IEC 14434/5 | ||
Solenoid connection | Plug-in connector to DIN 43650/ISO 4400, M16X1.5 (2P+PE) | ||
Valve with solenoid type | 0.8A | 2.5A | |
Max. solenoid current | Imax | 0.8A | 2.5A |
Coil resistance R20 | Ω | 22 | 3 |
Max. power consumption at 100% load and operating temperature | VA | 25 | 30 |
Static/Dynamic | |||
Hysteresis | % | ≤ 4 | |
Range of inversion | % | ≤ 3 | |
Manufacturing tolerance for Pmax | % | ≤ 10 | |
Response time 100% signal change | ms | On 200 / Off <250 |