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Индастриал Технолоджис www.ind-techno.com.ua +38 044 596 04 29Proportional, high-response and servo-valves80 Hydraulics Bosch Rexroth AGProportional directional valve, pilot operated, without electricalposition feedback, with position indicationDetailed information:RE 29117(in preparation)• Sizes NG10 to 25• Porting pattern according to ISO 4401• Control of the direction and magnitude of a flow• In connection with contacted switch-off, meets the requirements for safety-relevant parts ofa controller according to category 1, EN ISO 13849-1:2006• Suitable for use in safety-relevant parts of controls of category 4, EN ISO 13849-1:2006• Integral electronics (OBE) for type 4WRZEMType 4WRHM, 4WRZM, 4WRZEMSize 10 16 25Operating pressure Port P p maxbar 315 350 350Nominal flow Δp = 10 bar q V noml/min 25, 50, 85 100, 150 220, 325Maximum hysteresis% 6 6 6Operating voltage OBE U V 24 24 24Comm. value signal OBE U V ±10 ±10 ±10I mA 4 to 20 4 to 20 4 to 20Control electronics Type 4WRZM Card, analog VT-VSPA2-1Card, digitalVT-VSPD-1Module, analog VT 11118Proportional directional valve, pilot operated, without electricalposition feedback, with position indication• Size NG32• Porting pattern according to ISO 4401• Control of the direction and magnitude of a flow• Suitable for use in safety-relevant parts of controls of category 4, EN ISO 13849-1:2006• Integral electronics (OBE) for type 4WRZE...402Type 4WRH...402, 4WRZ...402, 4WRZE...402Industrial TechnologiesDetailed information:RE 29118(in preparation)Size 32Operating pressure Port P p maxbar 350Nominal flow Δp = 10 bar q V noml/min 360, 520Maximum hysteresis% 6Operating voltage OBE U V 24Comm. value signal OBE U V ±10I mA 4 to 20Control electronics Type 4WRZ...402 Card, analog VT-VSPA2-1Card, digitalVT-VSPD-1Module, analog VT 11118
Индастриал Технолоджис www.ind-techno.com.ua +38 044 596 04 29Bosch Rexroth AG Hydraulics81 Proportional, high-response and servo-valvesProportional directional valves, pilot operated, with integralelectronics (OBE) and electrical position feedback• Sizes NG10 to 35• Porting pattern according to ISO 4401• Control of the direction and magnitude of a flow• Pilot control via 3-way proportional directional valve without position feedback• Spring-centering of the main spoolType 4WRKESize 10 16 25 27 32 35Operating pressure p maxbar 315 350 350 210 350 350Nominal flow Δp = 10 bar q V noml/min 25, 50,100125,200220,350500 400,600Maximum hysteresis% 1 1 1 1 1 1Step response 0 to 90 % T u+T gms 20 30 50 50 80 120Operating voltage OBE U V 24 24 24 24 24 24Comm. value signal U V ±10 ±10 ±10 ±10 ±10 ±10I mA 4 to 20, ± 101000Detailed information:RE 29075Industrial Technologies
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