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p 0.01%
响应(相频NG10)：
100 %： 26 Hz 25 %： 60 Hz 5 %： 120 Hz
14th – 15th January 2004, Bosch Rexroth in China
4
Valves with torque motor
4WRDE…10~32/5X…
精度很高, 响应很快
5 %： 40 Hz
伺服级的参数
14th – 15th January 2004, Bosch Rexroth in China
1
4WRV(E)H-10,16,25…2X…(HRV2…)
– 精度很高, 响应很快, – 滞环: 0.1 % ; Scarcely measurable ! – Zero-Adjustment: 1 % – Manufacure tolerance for Qmax: 10% – Termal drift: Zero point displacement
响应(相频NG10)：
100 %： 36 Hz
25 %： 100 Hz
14th – 15th January 2004, Bosch Rexroth in China
5 %： 150 Hz
5
14th – 15th January 2004, Bosch Rexroth in China
6
3-way servo solenoid valve cartridge type
4WRGE…10~25/1X…
精度很高, 响应很快 滞环： 0.05 % ； 灵敏度: 0.02% Zero-point: 2 % Zero-ponit drift with change in:
– Temp: 0.2%/10k – Pressure 0.02%/100 bar
– Return flow pressure 0 to 10% from
1% , at T=400C – 响应 Time : 33, 28, 60 ms
(A-X, px=100bar, pA=50bar,0~100% ) – 相频(NG10)： 100 %：30 Hz
5 %： 45 Hz
伺服级的参数
14th – 15th January 2004, Bosch Rexroth in China
滞环： 0.2 % ；
灵敏度: 0. 1%
Zero-point: 2 %
Zero-ponit drift with change in:
Temp: 0.7%/20k
Pressure 0.5%/100 bar
Return flow pressure 0 to 10%
from p 0.2%
4WRL(E)-6…3X…(RV2-PL2…)
– 精度很高, 响应很快, – 滞 环 : 0 . 1 % ; Scarcely
measurable ! – Zero-Adjustment: 1 % – Manufacure tolerance for Qmax:
10% – Termal drift: Zero point
100%
Sicherheit bei Montage
u. Betrieb
50%
Ansprechempfindlichkeit
0%
GehäusematerialGGG40 / ALU-Leg.
Umkehrspanne
90°Phasendrehung bei 100%
Temperaturdrift
90°Phasendrehung bei10%Soll
displacement < 1% , at T=400C – 响应 Time : 25, 26, 32, 90 ms
( X=100bar, 100% ) – Switch off behaviour: Pilot valve in
fail safe, Main stage to spring centred off set position:1~6% PB/TA! – 相频(NG10)： 100 %：18 Hz
90°Phasendrehung bei 5%Soll
7
14th – 15th January 2004, Bosch Rexroth in China
8
14th – 15th January 2004, Bosch Rexroth in China
9
Servoventil 4WS2EM6-2X/...Merkmale
14th – 15th January 2004, Bosch Rexroth in China
< 1% , at T=400C – 响应 Time : 12, 15, 23 ms
(X=100bar,100%) – Switch off behaviour: Pilot valve undefinde,
Main stage PA/TB or PB/TA! – 相频(NG10)： 100 %：40 Hz
– 精度很高, 响应很快, – 滞环: 0.1 % ; Scarcely measurable ! – Zero-Adjustment: 5 % – Manufacure tolerance for Qmax: 10% – Termal drift: Zero point displacement <
10
Technischer Vergleich 2-stufige Servoventile
100% =BRI -Ventil >100% ist besser <100% ist schlechter
Düse-Prallplatte
Nennvolumenstrom
150%
Hysterese
4WS2EM10-5X MOOG D760 Std. MOOG D760-HR
5 %： 80 Hz 1 %： 100 Hz 伺服级的参数
14th – 15th January 2004, Bosch Rexroth in China
2百度文库
14th – 15th January 2004, Bosch Rexroth in China
HI
3
Valves with torque motor
响应(相频NG10)：
100 %： 26 Hz 25 %： 60 Hz 5 %： 120 Hz
14th – 15th January 2004, Bosch Rexroth in China
4
Valves with torque motor
4WRDE…10~32/5X…
精度很高, 响应很快
5 %： 40 Hz
伺服级的参数
14th – 15th January 2004, Bosch Rexroth in China
1
4WRV(E)H-10,16,25…2X…(HRV2…)
– 精度很高, 响应很快, – 滞环: 0.1 % ; Scarcely measurable ! – Zero-Adjustment: 1 % – Manufacure tolerance for Qmax: 10% – Termal drift: Zero point displacement
响应(相频NG10)：
100 %： 36 Hz
25 %： 100 Hz
14th – 15th January 2004, Bosch Rexroth in China
5 %： 150 Hz
5
14th – 15th January 2004, Bosch Rexroth in China
6
3-way servo solenoid valve cartridge type
4WRGE…10~25/1X…
精度很高, 响应很快 滞环： 0.05 % ； 灵敏度: 0.02% Zero-point: 2 % Zero-ponit drift with change in:
– Temp: 0.2%/10k – Pressure 0.02%/100 bar
– Return flow pressure 0 to 10% from
1% , at T=400C – 响应 Time : 33, 28, 60 ms
(A-X, px=100bar, pA=50bar,0~100% ) – 相频(NG10)： 100 %：30 Hz
5 %： 45 Hz
伺服级的参数
14th – 15th January 2004, Bosch Rexroth in China
滞环： 0.2 % ；
灵敏度: 0. 1%
Zero-point: 2 %
Zero-ponit drift with change in:
Temp: 0.7%/20k
Pressure 0.5%/100 bar
Return flow pressure 0 to 10%
from p 0.2%
4WRL(E)-6…3X…(RV2-PL2…)
– 精度很高, 响应很快, – 滞 环 : 0 . 1 % ; Scarcely
measurable ! – Zero-Adjustment: 1 % – Manufacure tolerance for Qmax:
10% – Termal drift: Zero point
100%
Sicherheit bei Montage
u. Betrieb
50%
Ansprechempfindlichkeit
0%
GehäusematerialGGG40 / ALU-Leg.
Umkehrspanne
90°Phasendrehung bei 100%
Temperaturdrift
90°Phasendrehung bei10%Soll
displacement < 1% , at T=400C – 响应 Time : 25, 26, 32, 90 ms
( X=100bar, 100% ) – Switch off behaviour: Pilot valve in
fail safe, Main stage to spring centred off set position:1~6% PB/TA! – 相频(NG10)： 100 %：18 Hz
90°Phasendrehung bei 5%Soll
7
14th – 15th January 2004, Bosch Rexroth in China
8
14th – 15th January 2004, Bosch Rexroth in China
9
Servoventil 4WS2EM6-2X/...Merkmale
14th – 15th January 2004, Bosch Rexroth in China
< 1% , at T=400C – 响应 Time : 12, 15, 23 ms
(X=100bar,100%) – Switch off behaviour: Pilot valve undefinde,
Main stage PA/TB or PB/TA! – 相频(NG10)： 100 %：40 Hz
– 精度很高, 响应很快, – 滞环: 0.1 % ; Scarcely measurable ! – Zero-Adjustment: 5 % – Manufacure tolerance for Qmax: 10% – Termal drift: Zero point displacement <
10
Technischer Vergleich 2-stufige Servoventile
100% =BRI -Ventil >100% ist besser <100% ist schlechter
Düse-Prallplatte
Nennvolumenstrom
150%
Hysterese
4WS2EM10-5X MOOG D760 Std. MOOG D760-HR
5 %： 80 Hz 1 %： 100 Hz 伺服级的参数
14th – 15th January 2004, Bosch Rexroth in China
2百度文库
14th – 15th January 2004, Bosch Rexroth in China
HI
3
Valves with torque motor