wwwatoscom Table F7-/E Proportional directional valves tpe DPZO-T* two stage, with position transducer, ISO 0 sizes 0, 6 and 5 DPZO-T* are two stage proportional valves with position transducer on the main spool which provide both directional and non compensated flow control according to electronic reference signal Valve bod Main stage Spool Pilot valve Main stage position transducer MODEL CODE DPZO Piloted proportional directional valve T = with position transducer TE= as T plus integral analog electronics TES= as L plus integral digital electronics Communication interfaces (onl for TES) PS = RS serial BC = CANbus BP = PROFIBUS-DP Valve size: = 0; = 6; = 5 A B Spool overlapping in central position, see section = P, A, B, T with positive overlapping () = P positive overlapping (); A, B, T, negative overlapping Spool size:, 5, 9 see section Pressure reducing valve Integral electronics Communication connector Main connector DPZO-TE-5 DPZO-TES-PS-7 (dotted line) TES PS 7 L 5 / * / ** / * Configuration, see section 5 = external plus central position, spring centered 7 = position, spring centered Spool tpe (regulating characteristics): L = linear; S = progressive; D = differential-progressive (as S, but with P-A = Q, P-B = Q/) DL = differential-linear (as L, but with P-A = Q, P-B = Q/) V = differential - linear () Series number Snthetic fluids WG = water-glcol PE =phosphate ester draulic options, see section : B =solenoid, integral electronics and position transducer at side of port A of the main stage E =external pilot (through port X) D =internal drain Electronic options for -TE execution see section 7: F =fault signal I =current reference input and monitor ( 0 ma) Q =enable signal Z =enable, fault and monitor signal Electronic options for -TES execution see section 9: I =current reference input and monitor ( 0 ma) Z =double power suppl, enable, fault and monitor Special options for -TES execution see section 9: SF = additional closed loop force control, with two remote pressure transducers SL = additional closed loop force control with one remote load cell SP = additional closed loop pressure control with one remote pressure transducer C = current feedback interface for transducer(s) onl for options /SF, /SL, /SP Notes: () Overlapping = 0% of spool stroke for tpe S; 5% of spool stroke for tpe L () The spool tpe V is available onl in size 9 for additional closed loop pressure controls, see section The operate in association with electronic drivers, see section, which suppl the proportional valves with proper current to align valve regulation to the reference signal supplied to the electronic driver The are available in different executions: -T, with position transducers ; -TE, -TES as -T plus analog (TE) or digital (TES) integral electronics The -wa spool, sliding into a 5-chambers bod, is piloted b a proportional directional valve tpe DZO (see tab F60) and it is controlled in closed loop position b means of the LVDT transducer The pressure reducing valve with fixed setting ensures a costant piloting pressure The integral electronics ensures factor presetting, fine functionalit plus valve-to-valve interchangeabilit and simplified wiring and installation The electronic main connector is full interchangeable for TE and TES executions Standard 7 pin main connector is used for power suppl, analog input reference and monitor signals pin connector is used for options /Z and /S* The special /S* options add a closed loop control of pressure (/SP) or force (/SF and /SL) to the basic closed loop spool position one Following communication interfaces are available for the digital -TES execution: -PS, Serial communication interface The valve reference signal is provided with analogue commands -BC, CANopen interface -BP, PROFIBUS DP interface The valves with -BC and -BP interfaces can be integrated into a fieldbus communication network and thus digitall operated b the machine control unit The coils are full plastic encapsulated (insulation class ) and the valves have antivibration, antishock and weather-proof features Mounting surface: ISO 0 sizes 0, 6 and 5 Max flow respectivel up to 60 l/min, 0 l/min and 680 l/min with valve differential pressure Δp = 0 bar, see table Max pressure: 50 bar ELECTRONIC DRIVERS Valve model -T -TE -TES Drivers model Data sheet E-ME-T G0 E-RI-TE G00 E-RI-TES G0 Note: For power suppl and communication connector see section 6 F7
YDRAULIC CARACTERISTICS OF STANDARD SPOOL (based on mineral oil ISO VG 6 at 50 C) Standard spools - hdraulic smbols *7 *7 *5 *5 *5/B *5/B Valve model Spool overlapping Spool tpe and size Max flow: at Δp = 0 bar at Δp = 0 bar [l/min] DPZO-T*-, L5 S5 D5 DL5 00 60 00:60 60:00 L 0 5 DPZO-T*-, S D L5 S5 D5 DL5 L5 0:80 5:0 00 0 80 0 80:0 00:5 0:5 0:50 90 680 DPZO-T*-, S5 D5 DL5 60 60 60:0 90:0 60:80 680:0 Specific spools - hdraulic smbols *7-V9 *7-D9 *7-D9 *7-L9 *7-L9 Valve model Spool overlapping Spool tpe and size Max flow: at Δp = 0 bar at Δp = 0 bar [l/min] DPZO-T*- DPZO-T*- DPZO-T*-,,, D9 V9 D9 L9 V9 D9 V9 00:60 60:00 00 60 00:50 0:50 00 0 90:0 680:0 90 680 Pressure limits [bar] ports P, A, B, X = 50; T = 50; Y = 0 Response time [ms] < 60 < 75 < 80 steresis [%] % Repeatabilit Thermal drift ±0,5% zero point displacement < % at ΔT = 0 C Notes: Above performance data refer to valves coupled with Atos electronic drivers, see section In case of long time shutdown of the hdraulic suppl to the pilot valve, the driver has to be switched off to avoid its overheating YDRAULIC OPTIONS Option /B Solenoid, integral electronics and position transducer at side of port A of the main stage Pilot and drain configuration -The pilot / drain configuration can be modified as shown in the table E080 section The valve s standard configuration provides internal pilot and external drain For different pilot / drain configuration select: Option /E External pilot (through port X) Option /D Internal drain 5 GENERAL NOTES DPZO-T* proportional valves are CE marked according to the applicable Directives (eg Immunit/Emission EMC Directive and Low Voltage Directive) Installation, wirings and start-up procedures must be performed according to the general prescriptions shown in table F00 and in the installation notes supplied with relevant components The electrical signals of the valve (eg monitor signals) must not be directl used to activate safet functions, like to switch-on/off the machine s safet components, as prescribed b the European standards (Safet requirements of fluid technolog sstems and components-hdraulics, EN-89) 6 CONNECTIONS FOR -T EXECUTION SOLENOID POWER SUPPLY CONNECTOR PIN Signal description SUPPLY SUPPLY GND PIN POSITION TRANSDUCER CONNECTOR Signal description OUTPUT SIGNAL SUPPLY -5 VDC SUPPLY +5 VDC GND 7 ANALOG INTEGRAL DRIVERS -TE - OPTIONS Standard driver execution provides on the 7 pin main connector: Power suppl - VDC must be appropriatel stabilized or rectified and filtered; a,5 A safet fuse is required in series to the driver power suppl Appl at least a 0000 μf/0 V capacitance to single phase rectifiers or a 700 μf/0 V capacitance to three phase rectifiers Reference input signal - analogue differential input with ±0 VDC nominal range (pin D,E), proportional to desired valve spool position Monitor output signal - analog output signal proportional to the actual valve s spool position with ±0 VDC nominal range Following options are available to adapt standard execution to special application requirements: 7 Option /F It provides a Fault output signal in place of the Monitor output signal, to indicate fault conditions of the driver (cable interruption of spool transducers or reference signal - for /I option): Fault presence corresponds to 0 VDC, normal working corresponds to VDC 7 Option /I It provides the 0 ma current reference and monitor signals instead of the standard ±0 VDC It is normall used in case of long distance between the machine control unit and the valve or where the reference signal can be affected b electrical noise; the valve functioning is disabled in case of reference signal cable breakage 7 Option /Q It provides the possibilit to enable or disable the valve functioning without cutting the power suppl (the valve functioning is disabled but the driver current output stage is still active) To enable the driver suppl a VDC on the enable input signal 7 Option /Z This option includes /F and /Q features, plus the Monitor output signal When the driver is disabled (0 VDC on Enable signal) Fault output is forced to 0 VDC 75 Possible combined options: /FI and /IZ
8 ANALOG INTEGRAL DRIVERS -TE - MAIN FUNCTIONS AND ELECTRONIC CONNECTIONS MAIN CONNECTOR 7 PIN - STANDARD REGULATIONS AND LED (remove the rear cover) PIN - OPTION /Z SCALE BIAS DIAGNOSTIC B: positive bias adjust B: negative bias adjust (onl for single solenoid valves) S: positive scale adjust S: negative scale adjust (onl for double solenoid valves) LED: OFF normal working; ON fault presence SPOOL POSITION SIGNAL (main stage) B B S S LED 8 ELECTRONIC CONNECTIONS - 7 & PIN MAIN CONNECTORS Standard 7pin /Z option pin SIGNAL TECNICAL SPECIFICATIONS NOTES A V+ Power suppl VDC for solenoid power stage and driver logic Input - power suppl B V0 Power suppl 0 VDC for solenoid power stage and driver logic Gnd - power suppl C () 7 AGND Ground - signal zero for MONITOR signal (for standard, /Z option) Input - analog signal ENABLE Enable ( VDC) or disable (0 VDC) the driver (for /Q and /Z options) Input - on/off signal D INPUT+ Reference analog differential input: ±0 VDC maximum range ( 0 ma for /I option) For single solenoid valves the reference input is 0 +0 VDC ( 0 ma for /I option) E 5 INPUT - For double solenoid valves the reference input is ±0 VDC ( 0 ma for /I option) Input - analog signal F () 6 MONITOR Monitor analog output: ±0 VDC maximum range ( 0 ma for /I option) Output - analog signal FAULT Fault (0V) or normal working (V) (for /F and /Z option) Output - on/off signal - 8 R_ENABLE Repeat Enable - output repetition of Enable input Output - on/off signal - 9 NC do not connect Output - on/off signal - 0 NC do not connect Output - on/off signal G PE EART Internall connected to the driver housing Notes: () with /Q option ENABLE signal replaces AGND on pin C; MONITOR signal is reffered to pin B () with /F option FAULT signal replaces MONITOR on pin F A minimum time of 50ms to 00ms have be considered between the driver energizing with the VDC power suppl and when the valve is read to operate During this time the current to the valve coils is switched to zero 9 DIGITAL INTEGRAL DRIVERS -TES - OPTIONS Standard driver execution provides on the 7 pin main connector: Power suppl - VDC must be appropriatel stabilized or rectified and filtered; a,5 A safet fuse is required in series to each driver power suppl Appl at least a 0000 μf/0 V capacitance to single phase rectifiers or a 700 μf/0 V capacitance to three phase rectifiers Reference input signal - analogue differential input with ±0VDC nominal range (pin D,E), proportional to desired valve spool position Monitor output signal - analog output signal proportional to the actual valve s spool position with ±0VDC nominal range Following options are available to adapt standard execution to application requirements: 9 Option /I It provides 0 ma current reference and monitor signals instead of the standard ±0 V It is normall used in case of long distance between the machine control unit and the valve or where the reference signal can be affected b electrical noise; the valve functioning is disabled in case of reference signal cable breakage 9 Option /Z It provides on a pin main connector the above standard features plus: Logic power suppl Option /Z provides separate power suppl for the solenoid (pin, ) and for the digital electronic circuits (pin 9, 0) Cutting solenoid power suppl allows to interrupt the valve functioning but keeping energized the digital electronics thus avoiding fault conditions of the machine fieldbus controller (eg for emergenc, as provided b the European Norms EN95- for components with safet class ) Enable Input Signal To enable the driver, suppl a VDC on pin referred to pin : when the Enable signal is set to zero the valve functioning is disabled (zero current to the solenoid) but the driver current output stage is still active This condition does not compl with European Norms EN95- Fault Output Signal Fault output signal indicates fault conditions of the driver (solenoid short circuits/not connected, reference signal cable broken for 0mA input, etc) Fault presence corresponds to 0 VDC, normal working corresponds to VDC (pin referred to pin ): Fault status is not affected b the Enable input signal 9 Options /SP, /SF and /SL These options add the closed loop control of pressure (/SP) or force (/SF and /SL) to the basic functions of proportional directional valves: a dedicated software alternates pressure (force) and valve s spool position controls depending on the actual hdraulic sstem conditions A dedicated connector is available for the additional transducers that are required to be interfaced to the valve s driver ( pressure transducer for /SP, pressure transducers for /SF or load cell for /SL) Main pin connector is the same as /Z option plus two analog signals specific for the pressure (force) control: one for reference (pin 7) and one for monitor (pin 8) For futher details please refer to the driver technical table G0, section 9 Options /C Options /CSP, /CSF and /CSL are available to connect pressure (force) transducers with 0mA current output signal 95 Possible combined options: /CSP, /CSF, /CSL, /CISP, /CISF, /CISL and /IZ F7
0 DIGITAL INTEGRAL DRIVERS -TES - MAIN FUNCTIONS AND ELECTRONIC CONNECTIONS MAIN CONNECTOR 7 PIN - STANDARD COMMUNICATION CONNECTOR SCALE BIAS RAMPS 5 PIN Serial (-PS) or CANopen (-BC) PIN - OPTION /Z, /SP, /SF and /SL CONNECTOR FOR REMOTE PRESSURE (FORCE) TRANDUCER (for /SP, /SF and /SL) LINEARIZATION FIELDBUS REFERENCE ENANCED DIAGNOSTIC SPOOL POSITION SIGNAL (main stage) 5 PIN reverse ke PROFIBUS DP (-BP) 0 ELECTRONIC CONNECTIONS - 7 & PIN MAIN CONNECTORS Standard 7pin Note: /Z option pin SIGNAL TECNICAL SPECIFICATIONS NOTES A V+ Power suppl VDC for solenoid power stage (and for driver logic on 7 pin connection) Input - power suppl B V0 Power suppl 0 VDC for solenoid power stage (and for driver logic on 7 pin connection) Gnd - power suppl - ENABLE Enable ( VDC) or disable (0 VDC) the driver Input - on/off signal D INPUT+ Reference analog input: ±0 VDC maximum range ( 0 ma for /I option) For single solenoid valves the reference input is 0 +0 VDC ( 0 ma for /I option) E - INPUT - For double solenoid valves the reference input is ±0 VDC ( 0 ma for /I option) standard: differential input; /Z option: common mode INPUT+ referred to AGND Input - analog signal C 5 AGND Ground - signal zero for MONITOR signal signal zero for INPUT+ signal (onl for /Z option) Gnd - analog signal F 6 MONITOR Monitor analog output: ±0 VDC maximum range ( 0 ma for /I option) Output - analog signal - 7 NC do not connect (pressure/force input for /SP, /SF and /SL options, see 9) - 8 NC do not connect (pressure/force monitor for /SP, /SF and /SL options, see 9) - 9 VL+ Power suppl VDC for driver logic Input - power suppl - 0 VL0 Power suppl 0 VDC for driver logic Gnd - power suppl - FAULT Fault (0V) or normal working (V) Output - on/off signal G PE EART Internall connected to the driver housing A minimum time of 00 to 500 ms have be considered between the driver energizing with the VDC power suppl and when the valve is read to operate During this time the current to the valve coils is switched to zero 0 ELECTRONIC CONNECTIONS - 5 PIN COMMUNICATION CONNECTORS -PS Serial -BC CANopen -BP PROFIBUS DP PIN SIGNAL TECNICAL SPECIFICATION SIGNAL TECNICAL SPECIFICATION SIGNAL TECNICAL SPECIFICATION NC do not connect CAN_SLD Shield +5V for termination NC do not connect NC do not connect LINE-A Bus line (high) RS_GND Signal zero data line CAN_GND Signal zero data line DGND data line and termination Signal zero RS_RX Valves receiving data line CAN_ Bus line (high) LINE-B Bus line (low) 5 RS_TX Valves transmitting data line CAN_L Bus line (low) SIELD SOFTWARE TOOLS The functional parameters of the digital valves, as the bias, scale, ramp and linearization of the regulation characteristic, can be easil set and optimized with graphic interface b using the Atos E-SW software and the relevant USB adapters, cable and terminators, see tab G500 Valves with fieldbus communication interface (-BC and -BP) can be completel managed b the machine control unit; it is required to implement in the machine control the standard communication as described in the user manuals supplied with the relevant programming software For detailed description of availabile fieldbus features, see tab G50 MAIN CARACTERISTICS OF PROPORTIONAL DIRECTIONAL VALVES Assembl position An position Subplate surface finishing Roughness index, flatness ratio 0,0/00 (ISO 0) Ambient temperature -0 C +70 C for -T execution; -0 C +60 C for -TE and -TES executions Fluid draulic oil as per DIN 55 55 for other fluids see section Recommended viscosit 5 00 mm /s at 0 C (ISO VG 5 00) Fluid contamination class ISO 8/5 achieved with in line filters of 0 μm and β0 _>75 (recommended) Fluid temperature -0 C +60 C (standard and /WG seals) -0 C +80 C (/PE seals) Coil resistance R at 0 C, Ω Max solenoid current,6 A Max power 5 Watt Insulation class (80 ) Due to the occuring surface temperatures of the solenoid coils, the European standards ISO 7- and EN98 must be taken into account Protection degree (CEI EN-6059) IP65 for -T execution; IP65 67 for -TE and -TES executions, depending to the connector tpe (see sect 6 ) Dut factor Continuous rating (ED=00%)
DIAGRAMS (based on mineral oil ISO VG 6 at 50 C) Regulation diagrams DPZO-: = L5, DL5, L5, DL5 = S5, D5, S5, D5 DPZO-: = L5, DL5, L5, DL5 = S5, D5, S5, D5 5 = L, L 6 = S, D, S, D DPZO-: 7 = L5, DL5, L5, DL5 8 = S5, D5, S5, D5 Max flow [l/min] at Δp = 0 bar Max flow [l/min] at Δp = 0 bar 5 6 Reference signal [V] Reference signal [V] X = Threshold for bias activation depending to the valve tpe and amplifier tpe Note: draulic configuration vs reference signal: Reference signal 0 +0 V 0 ma P n A / B n T Reference signal 0-0 V ma P n B / A n T Max flow [l/min] at Δp = 0 bar 7 8 9 = differential - regenerative spool D9 D9 spool tpe with a fourth position specific to regenerative circuit, performed b means of an additional external check valve Application example Reference signal [V] X = Threshold for bias activation depending to the valve tpe and amplifier tpe 9 Flow rate [% of max] 0 = linear - internal regenerative spool L9 L9 spool tpe with a fourth position specific to regenerative circuit internal to the valve = P - B = A - T = P - A = B - T 5 = P - B (regenerative) Max flow [l/min] at Δp = 0 bar 00 60 0 80 0 0 5 F7
= differential - linear spool V9 V9 spool tpe specific for alternate P/Q controls in combination with option /SP of digital integral drivers, see tab G0 section Flow rate [% of max] Operating diagrams Flow /Δp diagram stated at 00% of spool stroke DPZO-: = spools L5, S5, D5, DL5, D9, V9 DPZO-: = spools L5, S5, D5, DL5, D9, L9, V9 = spool L, S, D DPZO-: = spools L5, S5, D5, DL5, D9, V9 Flow rate [l/min] Flow rate [l/min] Valve pressure drop Δp [bar] Valve pressure drop Δp [bar] 5 Dnamic response The response times in section have to be considered as average values For the valves with digital electronics the dnamics performances can be optimized b setting the internal software parameters 6 Operation as throttle valve Single solenoid valves (*5) can be used as simple throttle valves: Pmax = 50 bar DPZO-*- Max flow [l/min] 5-L5 5-L5 5-L5 00 650 00 Δp [bar] 50 55 50
9 INSTALLATION DIMENSIONS FOR DPZO- AND DPZO- [mm] DPZO-T(*)- (dotted line = double solenoid version) ISO 0: 005 DPZO-T- SP-666 Mounting surface: 0-05-05-0-05 (see table P005) Fastening bolts: socket head screws M6x0 class 9 Tightening torque = 5 Nm Seals: 5 OR 050; OR 08 Diameter of ports A, B, P, T: Ø = mm; SP-5 Diameter of ports X, Y: Ø = 5 mm; Mass [kg] T TE, TES DPZO-*-5* 7,7 8, DPZO-*-7* 8,6 9, DPZO-TE- SP-Z-7P or SP-ZM-7P DPZO-TES-*- SP-Z-5P/BP (for -BP) SP-Z-5P (for -PS and -BC) SP-Z-7P or SP-ZM-7P SP-5 SP-5 x SP-5 SP-5 -TE EXECUTION = pin connector SP-Z-P for option /Z -TES EXECUTION x = pin connector SP-Z-P for options /SF, /SL, /SP, /Z = M8 connector SP-Z-P-M8/5 moulded on cable 5 mt lenght for pressure or force transducer (options /SL, /SP) M8 connector SP-Z-P-M8/- moulded with cables, mt lenght for pressure transducers (options /SF) NOTE: For option /B the proportional solenoid, the position transducer and the electronics (in case of execution -TE and -TES) are at side of port A of the main stage DPZO-T(*)- (dotted line = double solenoid version) ISO 0: 005 Mounting surface: 0-07-07-0-05 (see table P005) DPZO-T- SP-666 Fastening bolts: socket head screws M0x50 class 9 Tightening torque = 70 Nm socket head screws M6x0 class 9 Tightening torque = 5 Nm Seals: OR 0; OR 09/70 Diameter of ports A, B, P, T: Ø = 0 mm; SP-5 Diameter of ports X, Y: Ø = 7 mm; Mass [kg] T TE, TES DPZO-*-5*,9, DPZO-*-7*,8, DPZO-TE- SP-Z-7P or SP-ZM-7P DPZO-TES-*- SP-Z-7P or SP-ZM-7P SP-Z-5P/BP (for -BP) SP-Z-5P (for -PS and -BC) SP-5 SP-5 x SP-5 SP-5 -TE EXECUTION = pin connector SP-Z-P for option /Z -TES EXECUTION = pin connector SP-Z-P for options /SF, /SL, /SP, /Z x = M8 connector SP-Z-P-M8/5 moulded on cable 5 mt lenght for pressure or force transducer (options /SL, /SP) M8 connector SP-Z-P-M8/- moulded with cables, mt lenght for pressure transducers (options /SF) NOTE: For option /B the proportional solenoid, the position transducer and the electronics (in case of execution -TE and -TES) are at side of port A of the main stage F7
0 INSTALLATION DIMENSIONS FOR DPZO- [mm] DPZO-T(*)- (dotted line = double solenoid version) DPZO-T- SP-666 SP-5 DPZO-TE- SP-Z-7P or SP-ZM-7P SP-5 SP-5 ISO 0: 005 Mounting surface: 0-08-08-0-05 (see table P005) Fastening bolts: 6 socket head screws Mx50 class 9 Tightening torque = 5 Nm Seals: OR ; OR 056 Diameter of ports A, B, P, T: Ø = mm; Diameter of ports X, Y: Ø = 7 mm; -TE EXECUTION = pin connector SP-Z-P for option /Z DPZO-TES-*- SP-Z-7P or SP-ZM-7P SP-Z-5P/BP (for -BP) SP-Z-5P (for -PS and -BC) x SP-5 SP-5 Mass [kg] T DPZO-*-5* 7, DPZO-*-7* 8 -TES EXECUTION = pin connector SP-Z-P for options /SF, /SL, /SP, /Z x = M8 connector SP-Z-P-M8/5 moulded on cable 5 mt lenght for pressure or force transducer (options /SL, /SP) M8 connector SP-Z-P-M8/- moulded with cables, mt lenght for pressure transducers (options /SF) TE, TES NOTE: For option /B the proportional solenoid, the position transducer and the electronics (in case of execution -TE and -TES) are at side of port A of the main stage 7,5 8, 6 MODEL CODES OF POWER SUPPLY AND COMMUNICATION CONNECTORS (to be ordered separatel) VALVE VERSION CONNECTOR CODE SP-666 SP-5 SP-Z-7P SP-ZM-7P SP-Z-P SP-Z-5P SP-Z-5P/BP PROTECTION DEGREE Power suppl Transducer IP65 connectors supplied with the valve -T -TE, -TES -TE/Z -TES /Z, /SF, /SL, /SP TES -PS, -BC TES -BP IP65 IP67 IP67 IP65 IP67 IP67 DATA SEET K500 G00, G0, K500 G0, K500 () M8 connector SP-Z-P-M8/5 moulded on cable 5 mt lenght for pressure or force transducer (options /SL, /SP) M8 connector SP-Z-P-M8/- moulded with cables, mt lenght for pressure transducers (options /SF) TES /SF, /SL, /SP SP-Z-P-M8/* () IP67 0/08