W.E.S.T. Elektronik PAM-199-P Скачать руководство пользователя страница 1 | Manualshive

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Technical Documentation

PAM-199-P

Power amplifier for all typical proportional valves

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Содержание PAM-199-P

Страница 1: ...Technical Documentation PAM 199 P Power amplifier for all typical proportional valves...

Страница 2: ...3 Input and output signals 18 4 4 4 Circuit diagram 19 4 4 5 Typical wiring 20 4 4 6 Parameter list 21 4 5 Control of proportional valves by preprogrammed values and ramp times 197 22 4 5 1 Typical sy...

Страница 3: ...earization channel B 39 5 24 CC Characteristics linearization 40 5 25 MIN Overlap compensation 41 5 26 MAX output scaling 41 5 27 TRIGGER threshold value of MIN function 41 5 28 MIN Overlap compensati...

Страница 4: ...plifier in plug housing with 0 10 V or 4 20 mA command signal input PAM 190 P IO Power amplifier in plug housing with IO Link interface PAM 140 P Mobile amplifier in IP65 housing with 0 10 V or 4 20 m...

Страница 5: ...e data and characteristics described herein serve only to describe the product The user is required to evaluate this data and to check suitability for the particular application General suitability ca...

Страница 6: ...by trained specialist staff The in struction manual must be read with care The installation instructions and the commissioning instructions must be followed Guarantee and liability claims are invalid...

Страница 7: ...m the power supply and the solenoid resistance The output stage is monitored for cable breakdown is short circuit proof and disables the power stage in case of an error RAMP MIN and MAX the DITHER fre...

Страница 8: ...2 3 4 5 6 7 8 9 10 11 12 14 15 16 13 D 41372 Niederkr chten Homepage http www w e st de W E ST Elektronik 13 14 15 9 10 11 12 16 A B Klemmbl cke steckbar Terminals removable LEDs USB Interface Typens...

Страница 9: ...terference sources frequency converters power contactors and cable lengths 3m Inexpensive SMD ferrites can be used with high frequency radiation The screening should be connected to PE PE terminal as...

Страница 10: ...supported by the operating software Pre parameterization Now set up the following parameters with reference to the system design and circuit diagrams The nominal output CURRENT and the typical valve...

Страница 11: ...ll works regularly To acknowledge the error the module has to be cycle powered YELLOW YELLOW Both yellow LEDs flash oppositely every 1 s The nonvolatile stored parameters are inconsistent To acknowled...

Страница 12: ...ivates the module and the READY output indicates this if no internal or ex ternal error was detected The integrated standard functions will be configured via different parameters In case of a fault th...

Страница 13: ...e input signals PIN 9 10 Command signal W range 100 100 corresponds with 10 10 V or 4 20 mA scalable PIN 11 0 V reference for the signal inputs potential from PIN 8 Connection Digital inputs and outpu...

Страница 14: ...ON 195 6 12 11 7 8DC DC GND Ub Power supply Reference voltage 10 Input Scaling Demand Lineari zation U Valve adaption 3 4 IA to solenoid A Power stage USB Typ B Control program PE via DIN rail digital...

Страница 15: ...e 15 of 48 PAM 199 P 05 06 2020 4 3 5 Typical wiring Enable 8 7 6 5 16 15 14 13 12 11 10 9 Analogue command signal 10 10V Solenoid A 4 3 2 1 0V Shield PE Power supply GND Ub Solenoid B V ref PE S1 Rea...

Страница 16: ...res of joy sticks POL Changing output polarity AINA V Simple input switchover between current 4 20 mA and voltage 10 V AIN A A 1000 B 1000 C 0 X V Free scaling of the analogue input signal AA 1 AA 2 A...

Страница 17: ...E signals typically 24V activate the power stages and the READY output indicates this if no internal or external error was detected The integrated standard functions will be configured via different p...

Страница 18: ...0 Command input signal A 0 100 corresponds with 0 10 V or 4 20 mA scalable PIN 13 14 Command input signal B 0 100 corresponds with 0 10 V or 4 20 mA scalable PIN 11 0 V reference for the signal inputs...

Страница 19: ...9 P FUNCTION 196 6 13 Valve adaption Digital input ua Control program Ramp Function Linearization Power stage ia ib to solenoid A ca cb ub wa wb 12 GND Ub 8 7 DC DC to solenoid B Power supply Ramp Fun...

Страница 20: ...5 06 2020 4 4 5 Typical wiring Enable A 8 7 6 5 16 15 14 13 12 11 10 9 Analogue command signal A Solenoid A 4 3 2 1 0V Shield PE Power Supply GND Ub Solenoid B Analogue command signal B Reference volt...

Страница 21: ...d is active if MODE STD AIN A AIN B A 1000 B 1000 C 0 X V 0 01 Free scaling of the analogue input signal AA UP AA DOWN 100 100 ms ms Two quadrant ramp Channel A AB UP AB DOWN 100 100 ms ms Two quadran...

Страница 22: ...from the SPS PLC An ENABLE signal typically 24 V activates the module and the READY output indicates this if no internal or external error was detected The integrated standard functions will be confi...

Страница 23: ...rent controlled PWM outputs for solenoid B Connection Analogue input signals PIN 6 9 14 Digital gate inputs for selecting the command value PIN 6 S1 PIN 9 S2 PIN 14 S4 The whole range of set points ca...

Страница 24: ...ady digital output USB Type B 9 Output adaptation digital input digital input u Control program Ramp generator w Power stage ia ib 2 to solenoid A to solenoid B c 11 15 14 6 digital input digital inpu...

Страница 25: ...199 P 05 06 2020 4 5 5 Typical wiring Enable 8 7 6 5 16 15 14 13 12 11 10 9 Digital inputs for command value selection Solenoid A 4 3 2 1 Shield PE Power Supply GND Ub Solenoid B Reference voltage PE...

Страница 26: ...S 0 7 0 0 01 Command values selectable by switching inputs RA 0 7 100 ms Ramp times AA 1 AA 2 AA 3 AA 4 100 100 100 100 ms ms ms ms Four quadrant ramp time MIN A MIN B 0 0 0 01 0 01 Compensation of th...

Страница 27: ...V 10 V 8V PIN 12 GND PIN 11 In PIN 9 In PIN 10 Joystick 4 20 mA input In PIN 9 13 In PIN 10 14 GND PIN 11 AIN W 2000 1600 2000 C for 0 100 AIN W 2000 800 6000 C for 100 AIN W 1000 1000 0 V for 100 AIN...

Страница 28: ...utput Max output current Frequency A Hz Wire break and short circuit monitored 2 6 61 2604 selectable in defined steps Controller cycle times Solenoid current control Signal processing s ms 125 1 Seri...

Страница 29: ...nput signals 197 Functionality for directional pressure and throttle valves with pre programmed values selectable by digital inputs CAUTION After changing this parameter the ID button has to be presse...

Страница 30: ...mA sensors output current sig nal range and internal failures of the module ON All monitoring functions are active Detected failures can be reset by deactivating the ENABLE input This mode should be...

Страница 31: ...n is possible 5 6 SOLENOIDS One or two solenoids Command Parameters Unit Group FUNCTION SOLENOIDS X x 1 2 STD 197 This parameter allows you to adapt the amplifier to valves with one solenoid e g press...

Страница 32: ...IN 6 is set to USCALE and the digital input S1 PIN 6 is off this parameter scales the out put current The default setting is 10000 100 which does not change the output If USCALE is set to 10000 the po...

Страница 33: ...READY output if the input signal leaves the per mitted range after scaling This function makes it possible to detect a short circuit or cable break of a joystick or potentiometer Example LIM 500 5 lo...

Страница 34: ...al 0 100 nominal output current 0 100 POL A Input signal 0 100 nominal output current 100 0 Directional valves This command allows a switch over of the output polarity 5 13 AINA Current Voltage input...

Страница 35: ...ample of FUNCTION 196 below Typical settings examples FUNCTION 195 Input signal Description AIN I 20 20 0 V OR AIN I 1000 1000 0 V 10 10 V Voltages input Usable 10 10V 20V for a working range of 100 1...

Страница 36: ...ndo Parameters Unit Group FUNCTION AA I X AB I X i UP DOWN x 1 120000 x 1 120000 ms ms STD 196 Two quadrant ramp function The first quadrant means the ramp up and the second quadrant means the ramp do...

Страница 37: ...for solenoid B so that the fourth quadrant remains for the deceleration ramp for solenoid B 5 19 RMODE Choosing ramp function Command Parameters Unit Group FUNCTION RMODE X x SD 4Q STD 197 Choosing t...

Страница 38: ...d Parameters Unit Group FUNCTION RA I X i 0 7 x 1 120000 ms STD 197 Presetting of the ramp times Functionality depends on command RMODE RMODE SD In this mode every command value has its own ramp time...

Страница 39: ...parameter CCMODE has to be switched to ON In case of using single solenoid valves only the first quadrant is active The curve is calculated according to the equation of the linear interpolation y x x...

Страница 40: ...N The positive indexes stand for the solenoid A the negative ones represent the solenoid B The curve is calcu lated according to the equation of the linear interpolation y x x1 y1 y0 x1 x0 y1 The infl...

Страница 41: ...signal the maxi mum valve current will be defined With the MIN value the overlap dead band of the valve will be compen sated Via the TRIGGER command the activation point of the MIN function is set and...

Страница 42: ...be defined With the MIN value the overlap dead band of the valve will be compen sated Via the TRIGGER the activation point of the MIN function is set and so a non sensitive range around the zero poin...

Страница 43: ...and Different amplitudes or frequencies may be required de pending on the respective valve The dither amplitude is defined in of the nominal current see CURRENT command CAUTION The PPWM and IPWM param...

Страница 44: ...and 2604 Hz The optimum frequency depends on the valve Attention The PPWM and IPWM parameters should be adapted when using low PWM frequencies because of the longer dead times which forces a reduced...

Страница 45: ...roller for the solenoids is parameterized with these commands CAUTION These parameters should not be changed without adequate measurement facilities and experiences Attention if the parameter ACC is s...

Страница 46: ...linearization channel A Command value to current controller channel A Command value after input scaling channel B Command value after linearization channel B Command value to current controller channe...

Страница 47: ...the RC Remote Control mode all safety aspects have to be checked solidly In this mode the module is actuated directly and the machine control has no influence on the module FAULT CAUSE SOLUTION ENABL...

Страница 48: ...Page 48 of 48 PAM 199 P 05 06 2020 7 Notes...

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