Evco EVDRIVE03 User Manual
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Evco EVDRIVE03 User Manual

Evco EVDRIVE03 User Manual

Electronic expansion valves drivers
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EVCO S.p.A.
EVDRIVE03 | User manual ver. 3.7 | Code 144EPDE374
EVDRIVE03
Electronic expansion valves drivers
ENGLISH
USER MANUAL ver. 3.7
CODE 144EPDE371
4
Page 1 of 76

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  • Page 1 EVCO S.p.A. EVDRIVE03 | User manual ver. 3.7 | Code 144EPDE374 EVDRIVE03 Electronic expansion valves drivers ENGLISH USER MANUAL ver. 3.7 CODE 144EPDE371 Page 1 of 76...
  • Page 2 EVCO S.p.A. EVDRIVE03 | User manual ver. 3.7 | Code 144EPDE374 Important Important Read this document carefully before installing and using the device and follow all the additional information; keep this document close to the device for future consultations. The following symbols support the reading of the document: it indicates a suggestion it indicates an additional information.

  • Page 3: Table Of Contents

    EVCO S.p.A. EVDRIVE03 | User manual ver. 3.7 | Code 144EPDE374 Index INTRODUCTION ........................... 5 Introduction ............................5 Summarizing table of the main features and available models ..............6 DESCRIPTION ............................8 Description ............................8 SIZE AND INSTALLATION ........................9 Size ..............................
  • Page 4 EVCO S.p.A. EVDRIVE03 | User manual ver. 3.7 | Code 144EPDE374 Power failure and backup battery error ....................58 Algorithm status ..........................59 Algorithm protection functions ......................59 9.8.1 LoSH ............................59 9.8.2 HiSH ............................59 9.8.3 LOP ............................59 9.8.4...

  • Page 5: Introduction

    EVDRIVE03 | User manual ver. 3.7 | Code 144EPDE374 INTRODUCTION Introduction The drivers of the EVDRIVE03 series are devices studied for the management of bipolar stepper electronic expansion valves. They are available in built-in and blind version (according to the model).

  • Page 6: Summarizing Table Of The Main Features And Available Models

    EVCO S.p.A. EVDRIVE03 | User manual ver. 3.7 | Code 144EPDE374 Summarizing table of the main features and available models The following table shows the main features of the devices and the available models. The character “ / “ means the feature can be set through a configuration parameter.
  • Page 7 • protocol programming port with MODBUS • • • • communication protocol Codes codes EPD4BX3 EPD4BC3 EPD4BF3 EPD4DF3 For further information look at chapter 11 “TECHNICAL DATA”; for further models please contact the EVCO sales network. Page 7 of 76...

  • Page 8: Description

    EVDRIVE03 | User manual ver. 3.7 | Code 144EPDE374 DESCRIPTION Description The following drawing shows the aspect of EVDRIVE03. The following table shows the meaning of the parts of EVDRIVE03. Part Meaning digital output analog inputs and free of voltage digital inputs...

  • Page 9: Size And Installation

    EVCO S.p.A. EVDRIVE03 | User manual ver. 3.7 | Code 144EPDE374 SIZE AND INSTALLATION Size The following drawing shows the size of EVDRIVE03 (4 DIN modules); size in mm (in). Page 9 of 76...

  • Page 10: Installation

    EVCO S.p.A. EVDRIVE03 | User manual ver. 3.7 | Code 144EPDE374 Installation On DIN rail 35.0 x 7.5 mm (1.377 x 0.295 in) or 35.0 x 15.0 mm (1.377 x 0.590 in). To install the device operate as shown in the following drawing.

  • Page 11: Electrical Connection

    EVCO S.p.A. EVDRIVE03 | User manual ver. 3.7 | Code 144EPDE374 ELECTRICAL CONNECTION Meaning of the connectors The following drawing shows the connectors of EVDRIVE03. The following tables show the meaning of the connectors; for further information look at chapter 11 “TECHNICAL DATA”.
  • Page 12 EVCO S.p.A. EVDRIVE03 | User manual ver. 3.7 | Code 144EPDE374 common analog inputs and free of voltage digital inputs analog input 1 (which can be set via configuration parameter for NTC/Pt 1000 probes and for 0-20 mA/4-20 mA/0-5 V ratiometric transducers)
  • Page 13 SO 2A bipolar stepper motor coil 2 SO 2B bipolar stepper motor coil 2 With reference to the previous table, the following one shows how to connect to EVDRIVE03 the most common electronic expansion valves Sporlan and Alco. Wire (color) Terminal...
  • Page 14 EVCO S.p.A. EVDRIVE03 | User manual ver. 3.7 | Code 144EPDE374 Power supply Terminal Meaning power supply device (not isolated; 24 VAC +10% -15%, 50/60 Hz ±3 Hz, 40 VA max. or V≅+ 24... 37 VDC, 22 W max.) power supply device (not isolated; 24 VAC +10% -15%, 50/60 Hz ±3 Hz, 40 VA max. or V≅-...

  • Page 15: Example Of Electrical Connection

    The following drawing shows an example of electrical connection of EVDRIVE03. Please note the power supply of EVDRIVE03 and that of EPS4B are not isolated one another: it is important to wire correctly the devices as indicated in the drawing.

  • Page 16: Additional Information For Electrical Connection

    11 “TECHNICAL DATA” disconnect the power supply of the device before servicing it do not use the device as safety device for the repairs and for information about the device please contact the EVCO sales network. Page 16 of 76...

  • Page 17: User Interface

    USER INTERFACE Preliminary information EVDRIVE03 is available in built-in and blind version (according to the model). The built-in versions can be programmed through the user interface, the blind ones must be used with a remote user interface (for example Vgraph): both the versions can be programmed through the set-up software system Parameters Manager or through the plants monitoring and supervision one RICS;...
  • Page 18 EVCO S.p.A. EVDRIVE03 | User manual ver. 3.7 | Code 144EPDE374 LED auxiliary if parameter Ph80 = 0, LED status if it is lit, the device will be working in superheating algorithm modality if it flashes slowly, the device will be working in manual or in debugger modality...

  • Page 19: Operation

    EVCO S.p.A. EVDRIVE03 | User manual ver. 3.7 | Code 144EPDE374 OPERATION Switch on and resynchronization At switch-on and after a resynchronization, the fundamental parameters for moving the motor are acquired. The parameters of pressure and temperature units of measure are loaded at switch-on, and, if necessary, is performed the conversion of all the parameters of pressure and temperature.
  • Page 20 EVCO S.p.A. EVDRIVE03 | User manual ver. 3.7 | Code 144EPDE374 The Driver type (parameter DrTy) used depends on the hardware, while the Stepper type (parameter StTy) depends on the motor to be utilised; currently, can be used only bipolar stepper motors.

  • Page 21: Operating Mode

    6.2.1 Preliminary information EVDRIVE03 implements a stepper motor control according to the state machine presented in the table here below (hereinafter the document will make reference to these status). The state in which the algorithm is in may be readable in the FSM status (Finite State Machine, parameter Stat).

  • Page 22: Enabling Evdrive03

    EVDRIVE03. Selecting values from 6 to 9, it is possible to operate the EVDRIVE03 in standalone mode if a communications fault occurs, in this case the DI1 or DI2 inputs must be configured as enable (parameter Ph11 = 1 or Ph21 = 1).

  • Page 23: Algorithm Start-Up

    EVCO S.p.A. EVDRIVE03 | User manual ver. 3.7 | Code 144EPDE374 The other three analog input are configured according to their respective Ai probe usage (parameter Pia). Algorithm start-up To enter algorithm mode, from the Stand-by off (10), set the Main control type (parameter Pcty) with a value greater or equal to 6, and enable the valve.

  • Page 24: Debugging Mode

    EVCO S.p.A. EVDRIVE03 | User manual ver. 3.7 | Code 144EPDE374 Debugging mode The debugger feature is enabled when Pr02 = 2: the valve will move from a Debug minimum position (parameter Prd1) to a Debug maximum position (parameter Prd2) with the step rate defined by Debug step rate (parameter Prd0).
  • Page 25 EVCO S.p.A. EVDRIVE03 | User manual ver. 3.7 | Code 144EPDE374 function (Ph31) setting to 2), the parameter sets for the PID control are determined by the digital input status: set 1 is selected if the input is low, set 2 is selected if the input is high. If no DI is configured for parameter set modification, the data is taken directly from SH parameters set selection (SetP).

  • Page 26: Configuration

    EVCO S.p.A. EVDRIVE03 | User manual ver. 3.7 | Code 144EPDE374 CONFIGURATION Unit of measurements Units of measurement used in the internal algorithm are Celsius (ºC) and Kelvin (K) degrees in tenths for temperatures, and barG in hundreds for pressure.
  • Page 27 9/11 page 10/12 The first five pages are dedicated to the end user and permit display of major features of the EVDRIVE03, any alarm messages, or whether it is necessary to resynchronise or reset the machine after changing parameters.
  • Page 28 EVCO S.p.A. EVDRIVE03 | User manual ver. 3.7 | Code 144EPDE374 Press and release button ENTER. Press and release button UP or button DOWN to modify the value. Press and release button ENTER to confirm the value. Press and release button ESC over and over again to go back to the previous pages.
  • Page 29 EVCO S.p.A. EVDRIVE03 | User manual ver. 3.7 | Code 144EPDE374 In the “Main control parameters” the user can change the control type (analog positioner or SH algorithm), the algorithm sample time, the algorithm parameters set to be used and the parameters for each set, valve start-up position, valve position in case of probe or communication error, valve stand-by position, etc.
  • Page 30 EVCO S.p.A. EVDRIVE03 | User manual ver. 3.7 | Code 144EPDE374 page 23 page 23 page 23 page 27 page 28 page 29/30/31/32 - - - - - - - page 23 page 23 page 33 page 34 page 35...

  • Page 31: Configuring A Blind Version

    The backup and restore functionalities are active only in Stand-by off (10). They are protected by the Level 5 password and permit to download a copy of the EVDRIVE03 application's parameters and/or the driver's parameters (communication settings, etc.) in the memory or in the parameters key.

  • Page 32: Configuring The Device Through The Programming Key Evkey10

    EVCO S.p.A. EVDRIVE03 | User manual ver. 3.7 | Code 144EPDE374 According to the factory setting the address of the CAN node of an electronic expansion valve driver has value 11 (therefore operate on the interface to set parameter NW Node to [ 1 ] 11).

  • Page 33: Connecting The Device Through The Set-Up Software System Parameters Manager

    EVCO S.p.A. EVDRIVE03 | User manual ver. 3.7 | Code 144EPDE374 To quit the procedure operate as follows: Press and release button ESC over and over again: possible modifications will not be saved. Connecting the device through the set-up software system Parameters Manager The following procedure shows how to connect the device to the set-up software system Parameters Manager.

  • Page 34: Backup And Restore

    Backup and restore If the version of the driver EVdrive03 is appropriate, it is possible to connect a V-graph keyboard that displays the backup / restore pages w hich permit to save a copy of the memory areas of the parameters. The copy can be done in another area of the EEPROM or in an external memory (parameters key) connected to the communication programming port.

  • Page 35: List Of Configuration Parameters

    EVCO S.p.A. EVDRIVE03 | User manual ver. 3.7 | Code 144EPDE374 List of configuration parameters The following is a complete list of parameters managed by the application, each with a short code, the ModBus address (Adr), brief description, default values and limits, measurement units (U), the menu in which they are accessed (M) and the notes.
  • Page 36 EVCO S.p.A. EVDRIVE03 | User manual ver. 3.7 | Code 144EPDE374 Pc13 100.0 40.0 User PID proportional band Pc14 User PID integral time Pc15 User PID derivative time Pc20 Installer start-up delay Pc21 0.00 100.00 50.00 Installer start-uo position Par.
  • Page 37 EVCO S.p.A. EVDRIVE03 | User manual ver. 3.7 | Code 144EPDE374 Pa02 Installer communication alarm delay enable LoSH alarm Pa10 - - - - Installer = yes Pa11 25.0 Installer LoSH alarm hysteresis Pa12 Installer LoSH alarm delay enable HiSH alarm...
  • Page 38 EVCO S.p.A. EVDRIVE03 | User manual ver. 3.7 | Code 144EPDE374 enable main power supply alarm Pa70 - - - - Installer = yes Pa71 Installer main power supply alarm delay enable backup battery alarm Pa75 - - - -...
  • Page 39 EVCO S.p.A. EVDRIVE03 | User manual ver. 3.7 | Code 144EPDE374 valve selection (values of parameter Pi07 not related here below are reserved) = generic valve = Sporlan CO2 = Sporlan SER AA-D = Sporlan SERI F-L = Sporlan SER 1.5-20 = Sporlan SEI 0.5-11...
  • Page 40 EVCO S.p.A. EVDRIVE03 | User manual ver. 3.7 | Code 144EPDE374 enabling mode = from digital input DI1 or DI2 (stand alone) = from digital input DIHV (stand alone) = from CANBUS = reserved = from serial MS RS-485 Pr06 - - - - Manufact.
  • Page 41 EVCO S.p.A. EVDRIVE03 | User manual ver. 3.7 | Code 144EPDE374 Par. Min. Mas. Unità Default Menu Valve and driver: debug Prd0 1000 step/s User debug step rate Prd1 0.00 Prd2 0.00 User debug minimum position Prd2 Prd1 100.00 100.00...
  • Page 42 EVCO S.p.A. EVDRIVE03 | User manual ver. 3.7 | Code 144EPDE374 free of voltage digital input DI2 function = none = enable/disable valve Ph21 - - - - Manufact. = change parameters set = resynchronization request = backup battery status...
  • Page 43 EVCO S.p.A. EVDRIVE03 | User manual ver. 3.7 | Code 144EPDE374 analog input AI1 probe type (used if Piu1 = 1 or 2) = NTC probe = Pt 1000 probe 10 = 4÷20 mA transducer (0÷10 Barg) 11 = 4÷20 mA transducer (0÷16 Barg) 12 = 4÷20 mA transducer (0÷30 Barg)
  • Page 44 EVCO S.p.A. EVDRIVE03 | User manual ver. 3.7 | Code 144EPDE374 Par. Min. Mas. Unità Default Menu Probe settings: analog input AI2 analog input AI2 function = not used Piu2 - - - - Manufact. = suction temperature backup probe...
  • Page 45 EVCO S.p.A. EVDRIVE03 | User manual ver. 3.7 | Code 144EPDE374 P2YM P2Ym 300.00 barG/barA 1.00 Manufact. Y max value P2Ym P2YM barG/barA 0.00 Manufact. Y min value 300.00 Par. Min. Mas. Unità Default Menu Probe settings: analog input AI3...
  • Page 46 EVCO S.p.A. EVDRIVE03 | User manual ver. 3.7 | Code 144EPDE374 0:0.00 1:4.00 P4Xm P4XM - - - - 0.00 Manufact. X min value 2:0.00 3:0.00 Y type P4Yty - - - - Manufact. = barG = barA P4YM P4Ym 300.00...
  • Page 47 EVCO S.p.A. EVDRIVE03 | User manual ver. 3.7 | Code 144EPDE374 MODBUS prog port baud rate = 1,200 = 2,400 Mb1b - - - - Manufact. = 4,800 = 9,600 = 19,200 MODBUS prog port stop bit Mb1s - - - - Manufact.
  • Page 48 EVCO S.p.A. EVDRIVE03 | User manual ver. 3.7 | Code 144EPDE374 driving mode = full step 2 ph on = full step 1 ph on DrvM - - - - - - - - User = half step = microstepping 4...
  • Page 49 EVCO S.p.A. EVDRIVE03 | User manual ver. 3.7 | Code 144EPDE374 SH algorithm status measure not acquired algorithm halted bypass algorithm (manual) LoSH algorithm is running LoSH alarm HiSH algorithm is running AlgS - - - - - - - -...
  • Page 50 EVCO S.p.A. EVDRIVE03 | User manual ver. 3.7 | Code 144EPDE374 0.00 100.00 - - - - User target position enable valve status EnaS - - - - - - - - User = valve not enabled = valve enabled...
  • Page 51 EVCO S.p.A. EVDRIVE03 | User manual ver. 3.7 | Code 144EPDE374 Ts prymary probe 0: AI1 TsPr - - - - - - - - - - - - - - - - User 0: AI2 0: AI3 0: AI4...
  • Page 52 EVCO S.p.A. EVDRIVE03 | User manual ver. 3.7 | Code 144EPDE374 - - - - - - - - - - - - - - - - User AI2 value - - - - - - - - - - - -...

  • Page 53: Serial Communication

    See the “Errore. L'origine riferimento non è stata trovata.” section. The EVDrive03 behaves as an expansion to read the analog inputs AI1 and AI2, read digital inputs and write the relay. (Note that driving the relay by the controller completely bypasses its function set by parameter.) CANBUS serial communication The EVCO controllers primarily use a protocol based on CANbus for communication with controllable systems.
  • Page 54 EVCO S.p.A. EVDRIVE03 | User manual ver. 3.7 | Code 144EPDE374 FW project FW version FW variation FW revision The control variables are: AI1 type DI2 function selection (Ph21) AI2 type DI2polarity (Ph20) Ai error timeout DI1HV function selection (Ph31)

  • Page 55: Modbus Serial Communication

    EVCO S.p.A. EVDRIVE03 | User manual ver. 3.6 | Code 144EPDE364 For the variables that need an immediate refresh, commands are implemented. The CommandOut allows to write commands on the device. The device performs the new values as soon as possible.

  • Page 56: Alarms And Errors

    EVCO S.p.A. EVDRIVE03 | User manual ver. 3.6 | Code 144EPDE364 ALARMS AND ERRORS Alarms and errors The system supports a series of alarms related to both the system (memory, probes, communication, configuration, etc.), and the regulation algorithm (LoSH, HiSH, LOP, MOP, LowPressure).

  • Page 57: Communication Error

    EVCO S.p.A. EVDRIVE03 | User manual ver. 3.6 | Code 144EPDE364 Invalid value for parameter PIA3 Invalid value for parameter PIA4 PIu1 configured as another Piux Parameters Piu1, Piu2, Piu3 and Piu4 must each PIu2 configured as another PIux have different values, or null.

  • Page 58: Probe Error

    Stand-by off. Power failure and backup battery error The EVDRIVE03 supports connection to a backup battery in order to allow a complete closure of the valve in the case of power supply failure. There are two alarms: one for the power supply failure (bit 8), the other for a malfunction of the backup battery (bit 9).
  • Page 59 EVCO S.p.A. EVDRIVE03 | User manual ver. 3.6 | Code 144EPDE364 An alternative to the backup battery, a solenoid valve connected to the relay may be used to block the flow of the refrigerant. Algorithm status Bit 10 of Alarm status (AlSt) is raised for LOP, MOP, LoSH, HiSH, LowPressure or if the measures needed by the algorithm are not valid.
  • Page 60 Ph61. If this alarm occurs, the user should check and correct all the parameters of temperature and pressure, cancel the alarm leading to 1 bit 0 of the variable Command (Cmd), and then reset the EVDRIVE03. page 60 of 76...
  • Page 61 EVCO S.p.A. EVDRIVE03 | User manual ver. 3.6 | Code 144EPDE364 ACCESSORIES 10.1 Programming key EVKEY10 10.1.1 Introduction EVKEY10 is a programming key. Through the key it is possible to make the upload and the download of the application software parameters and / or of the configuration ones.
  • Page 62 EVCO S.p.A. EVDRIVE03 | User manual ver. 3.6 | Code 144EPDE364 10.2 Programming kit EVIF20TUXI 10.2.1 Introduction EVIF20TUXI is a programming kit. Through the kit it is possible to connect the driver to the set-up software system Parameters Manager (using the programming port).
  • Page 63 EVCO S.p.A. EVDRIVE03 | User manual ver. 3.6 | Code 144EPDE364 10.2.3 Size Size is in mm (in). 10.2.4 Connection to the Personal Computer Operate as follows: Plug in an end of the TTL cable into the TTL port of the serial interface.
  • Page 64 EVCO S.p.A. EVDRIVE03 | User manual ver. 3.6 | Code 144EPDE364 10.3.2 Description The following drawing shows the aspect of the interface EVIF20SUXI. The following table shows the meaning of the parts of the kit. Part Meaning USB cable 2 m (6 ft) long RS-485 cable 2.5 m (8 ft) long...
  • Page 65 EVCO S.p.A. EVDRIVE03 | User manual ver. 3.6 | Code 144EPDE364 10.3.3 Size Size is in mm (in). 10.3.4 Connection to the Personal Computer Operate as follows: Connect the RS-485 port on screw terminal block of the interface to the RS-485 port of the device using three...
  • Page 66 EVCO S.p.A. EVDRIVE03 | User manual ver. 3.6 | Code 144EPDE364 10.4 Backup module EPS4B 10.4.1 Introduction EPS4B is a backup module. Through the module it is possible to close the valve in case of lack of power supply of the driver.
  • Page 67 Connection to the device Look at chapter 4 “ELECTRICAL CONNECTION”Operate as follows: Please note the power supply of EVDRIVE03 and that of EPS4B are not isolated: it is important to wire correctly the devices as indicated in chapter 4. page 67 of 76...
  • Page 68 EVCO S.p.A. EVDRIVE03 | User manual ver. 3.6 | Code 144EPDE364 TECHNICAL DATA 11.1 Technical data Purpose of the device: electronic expansion valves driver. Box: self-extinguishing grey. 71.0 x 128.0 x 60.0 mm (2.795 x 5.039 x 2.362 in; W x H x D);...
  • Page 69 EVCO S.p.A. EVDRIVE03 | User manual ver. 3.6 | Code 144EPDE364 The maximum lengths of the connecting cables are the following: power supply device: 30 m (98 ft) analog inputs: 100 m (328 ft) power supply 0-20 mA/4-20 mA/0-5 V ratiometric/0-10 V...
  • Page 70 EVCO S.p.A. EVDRIVE03 | User manual ver. 3.6 | Code 144EPDE364 4 inputs of which 2 inputs (non optoisolated, which can be set via configuration parameter for NTC/Pt 1000 probes and for 0-20 mA/4-20 mA/0-5 V ratiometric transducers) which can be set via...
  • Page 71 EVCO S.p.A. EVDRIVE03 | User manual ver. 3.6 | Code 144EPDE364 0-5 V ratiometric analog inputs Input resistance: ≥ to 10K Ω. Accuracy: ±1% of the full scale. Resolution: 0.01 V. Conversion time: 100 ms. Protection: against the reversal of polarity.
  • Page 72 EVCO S.p.A. EVDRIVE03 | User manual ver. 3.6 | Code 144EPDE364 128 x 64 pixel single colour (black with rearlighting through white signalling LEDs. LEDs) graphic display, signalling LEDs. 1 SPST 5 res. A @ 250 VAC (5 res. A @ 30 VDC) output (electromechanical relay) which can be set via configuration parameter as alarm output/solenoid valve/resynchronization valve.
  • Page 73 EVCO S.p.A. EVDRIVE03 | User manual ver. 3.6 | Code 144EPDE364 optoisolated ports of which non optoisolated ports of port which 1 CAN port with CANBUS optoisolated with CANBUS communication protocol, programming communication RS-485 port with MODBUS port with protocol and 1...
  • Page 74 EVCO S.p.A. EVDRIVE03 | User manual ver. 3.6 | Code 144EPDE364 Notes ______________________________________________________________________________________________ ______________________________________________________________________________________________ ______________________________________________________________________________________________ ______________________________________________________________________________________________ ______________________________________________________________________________________________ ______________________________________________________________________________________________ ______________________________________________________________________________________________ ______________________________________________________________________________________________ ______________________________________________________________________________________________ ______________________________________________________________________________________________ ______________________________________________________________________________________________ ______________________________________________________________________________________________ ______________________________________________________________________________________________ ______________________________________________________________________________________________ ______________________________________________________________________________________________ ______________________________________________________________________________________________ ______________________________________________________________________________________________ ______________________________________________________________________________________________ ______________________________________________________________________________________________ ______________________________________________________________________________________________ ______________________________________________________________________________________________ ______________________________________________________________________________________________ ______________________________________________________________________________________________ page 74 of 76...
  • Page 75 This document is exclusive property of EVCO; reproduction and disclosure are prohibited without express authorisation from EVCO. EVCO is not liable for any features, technical data and possible errors stated in this document or deriving from use of the same.
  • Page 76 EVCO S.p.A. EVDRIVE03 | User manual ver. 3.6 | Code 144EPDE364 EVCO S.p.A. Via Feltre 81, 32036 Sedico (BL) ITALY phone +39 0437 8422 | fax +39 0437 83648 email info@evco.it | web www.evco.it page 76 of 76...

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