PILOT CONTROL VALVE (Electro-Proportional Pilot Relief)

Transcription

1 PRB-8A--- PILOT COTROL VALVE (Electro-Proportional Pilot Relief) Coil EC-9A P= bar. Hex. (7/8 inch) M6.5 Outlet Inlet Constant Command Varying Flow Locating Shoulder. Rated flow: l/min Cavity-Tooling: 8A- Installation torque: 7-33 Weight: m.6 kg (Without Coil) Coils must be ordered separately Maximum Valve Leakage at Reseat: 5 c.c./min Back pressure on the tank port (port ) is directly additive at a : ratio to valve setting Hysteresis with DC input < 8% Hysteresis with dither < 4% Linearity with dither < % Dither should be adjustable between 8-3Hz (Recommended dither freguency 4Hz) Reseat exceeds 85% of cracking pressure. 5 Pressure v.s Command Flow.37 P= bar 5 D Ports Watt. Coil 9 mm tube Command(%) A B SPRIGS ADJUSTMET RAGES to bar.5 to 5 bar P on-adjustable Push Style D 3.5 to 5 bar W Rev.9 35 to 35 bar B.7.

2 PFA-A--- COTROL VALVE (Electro-Proportional, 3-way Flow Control Meter In Throttle) Coil EC-9A 3 Regulated Flow ( ) P=4 bar 4 3 Rev If you need more information Please contact our sales department M.5 =34 =3 =5 =6 ote: Flow in the to3direction is limited to about 5 L/pm Flow 3 5 Pressure- P(bar) Flow-Q(l/min) 8 Rated flow: 34 l/min Cavity-Tooling: A-3 Installation torque: 4-5 Linearity (with dither) <% Repeatibility (with dither) <% Hysteresis (with dither) <4% Hysteresis with DC input <8% Deadband, nominal (as a percentage of input) 3D Ports Watt. Coil 9 mm tube OMIAL CAPACIT.4~6..4~34 on-adjustable m 3% The transition between positions is closed. Weight:(with Coil).57 kg (without Coil).34 kg 5 3.4~5.4~3 B.35.

3 PFC-7E--- COTROL VALVE (Electro-Proportional, ormally Closed Throttle) Coil EC-3C G 3/4" Rated flow: 7 l/min Cavity-Tooling: 7E- Installation torque: m Weight:(with Coil).7 kg (without Coil).35 kg Flow vs Command at 4 bar Differential 4 :7 6 8 :35 G Ports 3 Watt. Coil OTE:Coil must be ordered separately. Use V DC or 4V DC (Series EC-3C) coils only. 35 OMIAL CAPACIT 35 M (Standard) 7 7 Rev.38 B.35.

4 COTROL VALVE (Electro-Proportional Flow Control Valve, ormally Closed Throttle) PFC-3A--- Coil EC-9A 5 Regulated Flow ( ) P=4 bar Outlet =6 = If you need more information Please contact our sales department Inlet 9 Mx.5 =4 =8 =4 Rated flow: 4 l/min Cavity-Tooling: 3A- Installation torque: 4-5 m Linearity (with dither) <% Repeatibility (with dither) <% Hysteresis (with dither) <4% Hysteresis with DC input <8% Deadband, nominal (as a percentage of input) Weight:(with Coil).53 kg (without Coil).3 kg D Ports Watt. Coil 9 mm tube 5% OMIAL CAPACIT on-adjustable 3.3~3 6.4~6 4.6~4 P Push Style 8.8~8 (Standard) 4 ~4 Rev.46 B.35.

5 COTROL VALVE (Electro-Proportional Flow Control Valve, ormally Open Throttle) PFH-3A--- Coil EC-9A =8 =4 =6 Outlet Inlet Mx If you need more information Please contact our sales department Regulated Flow ( ) P=4 bar Rated flow: 8 l/min Cavity-Tooling: 3A- Installation torque: 4-5 m Linearity (with dither) <% Repeatibility (with dither) <% Hysteresis (with dither) <4% Hysteresis with DC input <8% Deadband, nominal (as a percentage of input) Weight:(with Coil).53 kg (without Coil).3 kg D Ports Watt. Coil 9 mm tube 5% OMIAL CAPACIT 6.4~6 4.6~4 8.8~8 (Standard) P on-adjustable Push Style Rev.46 B.35.

6 COTROL VALVE (Electro-Proportional Flow Control Valve, ormally Open Throttle) PFH-M--- Coil EC-9A =8 =4 = Outlet Inlet If you need more information Please contact our sales department Mx Regulated Flow ( ) P=4 bar Rated flow: 8 l/min Cavity-Tooling: M- Installation torque: 6-7 m Linearity (with dither) <% Repeatibility (with dither) <% Hysteresis (with dither) <4% Hysteresis with DC input <8% Deadband, nominal (as a percentage of input) 5% Weight:(with Coil).73 kg (without Coil).5 kg D Ports Watt. Coil 9 mm tube 6 4 OMIAL CAPACIT.4~6.6~4 8.8~8 (Standard) P on-adjustable Push Style Rev. B.35.

7 EC-9A----B SOLEOID OPERATED VALVES Continuous Duty Coils-ED % B CIRCUIT WITH VDR Weight:.4 kg 3..5 Encapsulating material: PA6.6 9 HEAT ISULATIO CLASS H: 356 (8 ) Ambient temperature range: -86+ (-3+5 ) Available on request: Different Voltages - Different connectors. Inlet voltage fluctuations must not exceed ± % of nominal voltage to obtain correct operation and long life of coils. Recommend : For proportional valve application. Please use the coil without VDR Connector Environment Rating: IP65 Watt. Power (W) H DI4365-ISO44 Connections E D Voltage (V) ominal V DC 4V DC Resistance (Ω) ~5 C 6.4±8 % 6.±5 % Maximum Current 5 ma 59 ma Rev. H..33

8 EC-3C--- SOLEOID OPERATED VALVES Continuous Duty Coils-ED % Weight:.35 kg 9.3 Encapsulating material: PPS 3 HEAT ISULATIO CLASS H: 356 (8 ) Ambient temperature range: (-3+6 ) Available on request: Different Voltages - Different connectors. Inlet voltage fluctuations must not exceed ± % of nominal voltage to obtain correct operation and long life of coils. Connector Environment Rating: IP65 Rating Power (W) 3 3 Watt. H DI4365-ISO44 Connections Voltage (V) Resistance (Ω) ominal ~5 C Maximum Current E V DC.5±7 % 6 ma D 4V DC 9.±7 % 94 ma Rev.8 H..3