Pulsafeeder MPC Vector Manual de usuario Pagina 1

Automatic Flow Control for Chemical Feed Pumps Installation, Operation & Maintenance Manual BULLETIN No. IOM-MPCV-0206

4 3. Equipment Inspection When you receive your order, check all equipment for: • Completeness against the shipping document / purchase order • F

5 5. Installation and Wiring 5.1 Location Review the Safety section (Section 2) prior to installing the MPC VECTOR. It contains information requi

6 5.2 Installation Notes The MPC VECTOR is a microprocessor-based controller that uses electro-static sensitive CMOS components. Do not make any (h

7 Figure 2 – Controller Layout and Dimensions

8 5.3.2 Power Wiring Information • Verify the correct supply voltage (230VAC single-phase or three-phase) with the nameplate affixed to your MPC VEC

9 secure the conductor, making certain that the terminal grips the wire, not the insulation. Ensure that all wiring meets applicable local and na

10 5.3.4 Input/Output Signal Wiring Signal wiring is routed through the two unused conduit openings at the base of the MPC VECTOR. All input/output

11 Digital output signals can drive devices such as relays or indicator lamps. 5 to 24 VDC power must be supplied from an external source. Each ou

12 6. Start Up and Operation 6.1 Overview Once all electrical connections have been made, your MPC VECTOR is ready for setup and operation. The fo

13 6.3 Keypad/Lamp Operation Key Function Description Motor On/Off Press to start pump, press again to stop pump Auto/Manual Press to toggle

ii MPC VECTOR™ FACTORY SERVICE POLICY Your MPC VECTOR is a state of the art microprocessor based motor speed control for use with Pulsafeeder Eclips

14 The revision numbers should be identical for both units. Unpredictable or unstable operation may result from mismatched software revisions. Pleas

15 Setting Max Flow 1) Begin at the main screen displaying the current flow/speed setpoint S E T P T 0 . 0 0 G P M F L O W 0 . 0 0 G P M

16 6.7 Flow Display The MPC VECTOR will display calibrated pump flow in GPH, LPH, GPM, or LPM on the digital display when configured for flow contro

17 6.9 Factory Re-Initialization Factory Re-initialization is typically not required. When re-initializing your MPC VECTOR, all of the system setti

18 7. Input/Output Setup Use the “DIGITAL I/O” and “ANALOG I/O” menus to activate the functions required for the intended application. Users may al

19 7.3 Analog Output Setup No setup is required for the analog output. Analog output is always available at the corresponding terminals (see wiring

20 8. Calibrations As a convention in this manual: “WET” calibrations will refer to those that require normal operating conditions, for example th

21 5. Using the UP and/or DOWN arrow keys adjust the motor speed to approximate setpoint. This speed is just a reference point for the MPC MPC VECT

22 8.1.2 DRY Flow Calibration The DRY Flow Calibration routine does not require the pump to run. Instead, the user may input known flow meter feedba

23 9. Press the UP and/or DOWN arrow keys to adjust the Max Current setpoint. M A X S E T P T 2 0 . 0 M A F L O W : 4 . 0 0 G P M 10.

iiiTable of Contents 1. INTRODUCTION...

24 8.2 Analog Input Calibration If you are not using the 4-20mA input to the MPC VECTOR for control, skip this section. To calibrate the Input Curr

25 10. Press the ENTER key once more to accept the calibration value A P P L Y M A X M A E N T E R T O S T A R T 11. Apply your desired ma

26 8.2.2 “DRY” Analog Input Calibration (keypad only, no signal present) 1. The starting display will be: S E T P T X X . X X X F L O W X

27 11. Press the UP and/or DOWN arrow keys to adjust the Max Current setpoint. M A X S E T P T 2 0 . 0 M A F L O W : 4 . 0 0 G P M 12.

28 8.3 Analog Output Calibration The analog output calibration routine maps the motor speed of the MPC VECTOR to a 4-20mA output signal. The output

29 9. Press the ENTER key once more to accept the calibration value A N A L O G O U T P U T C A L I B R A T E D 10. Analog output signal calibr

30 8.4 PulsaGuard Pump Protection PulsaGuard is designed to turn your pump off when running in dangerous conditions. These conditions are user confi

31 7. Press the ENTER key to complete the PulsaGuard Calibration. P U L S A G U A R D C A L I B R A T E D 8.4.2 PulsaGuard Calibrations, no Flo

32 7. Press the ENTER key M I N S E T P O I N T S E T P T : 0 . 0 A 8. Use the UP and DOWN keys to adjust the current setpoint M I

33 8.6 Tuning the Control Algorithm This option should only be used by control systems engineers who are familiar with tuning PID loops. This is no

iv 8.2.1 “WET” Analog Input Calibration (with a field signal) ... 24 8.2.2 “DRY” Analog Input Cal

34 8. Press the UP and/or DOWN keys to adjust the denominator, kp' P R O P O R T I O N A L X . 1 0 0 9. Press the ENTER key I N T E G R A

35 Modifying the Sampling Interval, when Flow Meter feedback is used 1. The starting display will be: S E T P T X X . X X X F L O W X X .

36 9. Flow Meter Input The MPC VECTOR accepts flow meter process feedback from an analog (4-20mA) flow metering device. The manufacturer of the flo

37 6. Press the ENTER key S Y S T E M S E T U P S T A T U S 7. Press the DOWN key five (5) times S Y S T E M S E T U P F L O W S E N S O

38 10. Motor Parameter Setup and Tuning The MPC VECTOR controller must know several motor characteristics before the motor can be calibrated. Thi

39 Param. Name Description Range Typical Note 85 Motor Rated Speed Nameplate RPM Rating 300 – 65,000 RPM 1800 RPM 86 Motor Rated Amps N

40 Setup Process 1. Navigate to the CALIBRATION menu, and scroll to the MOTOR PARAM option. The starting display will be: C A L I B R A T I O N M

41 11. Alarm and Error Messages If a fatal error has occurred while in Operational Mode, the error will flash on the screen and the Red LED lamp w

42 11.1.2 Clearing Error Log Entries Any of the entries in the Error Log may be cleared while viewing by pressing the ENTER key. If the problem is

43 NON-FATAL ERRORS: The pump and controller can still be run while these conditions exist. The Red LED will flash and the error will flash on th

v Conventions For the remainder of this bulletin, the following Conventions are in effect. A WARNING DEFINES A CONDITION THAT COULD CAUSE DAMAGE

44 12. Specifications Operation mode: AC motor speed control with sensorless speed feedback Flow control with Flow Meter feedback Recommende

45 Control Outputs Wiring Specification / Description Analog Out #1 J23 pins 5-6 4-20mA output for pump flow indication Max voltage out 12 Volts;

46 Motor Selection and Requirements General Specifications All motors used with the MPC VECTOR controller must meet these minimum specifications:

47 13. Model Identification Position Sample Specifies Options 1 and 2 EP EP – MPC VECTOR 3 C Enclosure Type C – meets NEMA 4X s

48 14. Menu Maps

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51 15. Factory Default Values Parameter Factory Set Value Digital Input #1 INACTIVE, normally closed Digital Input #2 INACTIVE, normally closed

52 18. Troubleshooting Guide Problem Potential Cause Solution DISPLAY No Display No power supplied. Chec

53 19. Spare Parts User replaceable parts for the MPC VECTOR. Pulsafeeder P/N Description NP530091-000 ½” wiring liquidtight connector NP530137

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54 20. Appendix 1, Handheld Wiring The hand-held controller for your MPC can be placed as far as 1000 feet from the main control unit. It is recom

55 20.2 Removal and Connection of the Cable from the Base Unit: Wait a minimum of 5 minutes after disconnecting power before servicing the MPC or

56 AN00446-002BLACK/GREEN - GREENREDBLACK/REDGREENBLACK/GREENWHITEBLACK/WHITEBLACK/WHITEWHITESHIELDBLACK/REDREDDRIVEACJ20J11J14J23REMOTEMAY DAMAGE U

57 Figure 8 – Handheld Remote

58 21. Appendix 2, PID Theory and Adjustment The PID control method allows the MPC Vector to accurately maintain a specific desired setpoint for

59 Basic MPC Vector Control Loop The function we are controlling is liquid flow from the pump, and the variable being controlled by the MPC Vecto

60 21.2 Three Control Components: The PID controller has three adjustable internal components, all of which contribute to the final output value,

61 21.3 PID Basic Summary, what happens when I… When the proportional control is increased: Initial rise time to setpoint gets faster Overshoot on

62 21.4 Putting it all together to run the MPC Vector The proportional, integral, and differential components are all added together into a comman

63 Once you see the oscillation, back the integral gain down by 0.05 – 0.1. Start the pump again and make sure that the flow rate does not overshoot

1 1. Introduction The MPC VECTOR is a microprocessor based motor speed control device, for use with Pulsafeeder pumps. It has been designed for si

BULLETIN No. IOM-MPCV-0206 Rv J Engineered Pump Operations 2

2 The motor used with the MPC VECTOR is a three-phase motor; however the three-phase power is generated internally by the MPC VECTOR itself. Do not

3 2. Safety Considerations • Read and understand all related instructions and documentation before attempting to install or maintain this equipmen