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EVCO S.p.A.

EVDRIVE04 | User manual ver. 4.1 | Code 144EPDE114

page 69 of 78

10.2

Backup module EPS4B

10.2.1

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.

For further information consult the data sheet of EPS4B.

10.2.2

Description

The following drawing shows the aspect of the module EPS4B.

The following table shows the meaning of the parts of the module.

Part

Meaning

backup power supply output

power supply

signal LEDs

Содержание 144EPD4E114

Страница 1: ...EVCO S p A EVDRIVE04 User manual ver 1 1 Code 144EPD4E114 Page 1 of 78 EVDRIVE04 Electronic expansion valves drivers ENGLISH USER MANUAL ver 1 1 CODE 144EPD4E114...

Страница 2: ...ce 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 indi...

Страница 3: ...zation 19 6 1 1 Refrigerant selection 19 6 1 2 Valve selection 20 6 1 3 Operation 21 6 2 Operating mode 22 6 2 1 Preliminary information 22 6 3 Stand by and operation mode selection 23 6 4 Enabling EV...

Страница 4: ...nication error 62 9 5 Probe error 63 9 6 Power failure and backup battery error 64 9 7 Algorithm status 64 9 8 Superheat algorithm protection functions 65 9 8 1 LoSH 65 9 8 2 HiSH 65 9 8 3 LOP 65 9 8...

Страница 5: ...e status etc and a 5 res A 250 VAC digital output electromechanical relay configurable as alarm output solenoid valve or resynchronization valve Through the USB port it is possible to make the upload...

Страница 6: ...mber of buttons 6 index of protection IP20 IP40 the front IP20 IP40 the front IP20 IP40 the front IP20 IP40 the front Main connections extractable screw terminal blocks Power supply 24 VAC or 24 37 VD...

Страница 7: ...eters set resynchronization command backup module status High voltage digital inputs on off switching enable the operation change parameters set resynchronization command backup module status Digital...

Страница 8: ...rt not available in model EPD4BX4 4 CAN port line termination not available in model EPD4BX4 5 display and keyboard not available in models EPD4BX4 EPD4BC4 and EPD4BF4 6 reserved 7 bipolar stepper mot...

Страница 9: ...EVCO S p A EVDRIVE04 User manual ver 1 1 Code 144EPD4I114 Page 9 of 78 3 SIZE AND INSTALLATION 3 1 Size The following drawing shows the size of EVDRIVE04 4 DIN modules size in mm in...

Страница 10: ...d first 3 3 Additional information for the installation make sure the working conditions of the device operating temperature operating humidity etc are in the limits indicated look at chapter 11 TECHN...

Страница 11: ...minal Meaning CO1 common digital output NO1 normally open contact digital output Analog inputs and free of voltage digital inputs Part Meaning 12V power supply 0 20 mA 4 20 mA 0 10 V transducers 12 VD...

Страница 12: ...er for 0 20 mA 4 20 mA 0 5 V ratiometric 0 10 V transducers CAN port not available in model EPD4BX4 Non optoisolated CAN port with CANBUS communication protocol Terminal Meaning CAN signal CAN signal...

Страница 13: ...r shielded cable SO 1A bipolar stepper motor coil 1 SO 1B bipolar stepper motor coil 1 SO 2A bipolar stepper motor coil 2 SO 2B bipolar stepper motor coil 2 With reference to the previous table the fo...

Страница 14: ...MODBUS communication protocol Terminal Meaning GND ground RS485 D1 A terminal 1 of the transceiver RS485 D0 B terminal 0 of the transceiver connect the RS 485 MODBUS port using a twisted pair For the...

Страница 15: ...2 Example of electrical connection The following drawing shows an example of electrical connection of EVDRIVE04 Please note the power supply of EVDRIVE04 and that of EPS4B are not isolated one another...

Страница 16: ...to a warm one the humidity could condense on the inside wait about an hour before supplying it make sure the power supply voltage the electrical frequency and the electrical power of the device corres...

Страница 17: ...ng table shows the meaning of the keyboard Button Preset function cancel hereinafter also called button ESC move to left hereinafter also called button LEFT increase hereinafter also called button UP...

Страница 18: ...heating alarm will be running if it is out no high superheating low superheating alarm will be running LED alarm if it is On an alarm will be running if it flashes slowly it is necessary to disable th...

Страница 19: ...application Pi00 Gas Min pressure BarA Min temperature C Max pressure BarA Max temperature C 0 R22 0 00 75 9 49 88 96 1 1 R134A 0 00 98 0 40 57 101 0 2 R402A 0 00 80 8 40 66 74 1 3 R404A 0 00 79 4 36...

Страница 20: ...0 400 160 0 Full step 2ph 6 Sporlan SEI 30 0 3193 6500 400 160 0 Full step 2ph 7 Sporlan SEI 50 0 6386 7500 400 160 0 Full step 2ph 8 Sporlan SEH 100 0 6386 7500 400 160 0 Full step 2ph 9 Sporlan SEHI...

Страница 21: ...physical position defined by Minimum regulation steps and that the 100 position corresponds to the physical position defined by Maximum regulation steps A resynchronization request can be signalled u...

Страница 22: ...arm Positioning to Pr05 4 grid alarm Awaiting resolution of power supply alarm Safe shutdown requested if backup battery is operative 5 communication alarm Awaiting positioning to communication alarm...

Страница 23: ...s to be used in standalone mode an enable from digital input mode must be chosen parameter Pr06 0 or Pr06 1 The selection must be made based on the type of input to be used A typical application of th...

Страница 24: ...ure probe measuring the suction temperature Ts necessary for calculating the Superheat must be connected to one of the three analog inputs AI1 AI2 or AI3 while the pressure probe for measuring the eva...

Страница 25: ...r in Stand by on 11 and then in the Analog positioner 30 To exit the analog positioner mode it is necessary to disable the valve which will cause a positioning movement to the value specified in Stand...

Страница 26: ...02 defines the algorithm s operation mode while Main control type Pr01 defines which algorithm can be used Specifically Pr02 0 enables control SH algorithm defined by Main control type Pr01 Pr02 1 ena...

Страница 27: ...d ensure that the compressor is protected by entrance of liquid The SH is usually controlled by a PID After selecting the control algorithm it is necessary to set the various regulation parameters SH...

Страница 28: ...cted the regulator uses the related SH set point parameter This is a fundamental parameter for the proper functioning of the control algorithm A low set point ensures a higher evaporator performance l...

Страница 29: ...Pp13 PID integral time Pc14 Pp14 PID derivative time Pc15 Pp15 Start up delay Pc20 Pp20 Start up position Pc21 Pp21 Neutral zone high threshold Pr10 Smart band zone threshold Pr11 SH parameters set se...

Страница 30: ...behavior is as follows the relay remains in the excited state solenoid valve open while the valve is enabled and is unexcited solenoid valve closed if the valve is disabled or a power failure is detec...

Страница 31: ...orrect all the parameters of temperature and pressure cancel the alarm leading to 1 bit 0 of the variable Command Cmd and then reset the EVDRIVE04 if parameters alarm is cleared check ParS variable an...

Страница 32: ...mple here below using the buttons or to scroll through the menu pages Page User 1 or to select and to enter ALARM STATUS page Page User 1 a or to scroll the page ESC to return to Page 1 Page User 2 Pa...

Страница 33: ...n the Alarm Status page all the warnings and alarms are displayed 7 2 2 Installer menu Enter the Installer menu pressing in Page User 1 or pressing in Page User 6 The default level 1 password is 10 Pa...

Страница 34: ...nufacturer 1 f Page Manufacturer 1 f 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 EVDRIVE04...

Страница 35: ...lease button UP or button DOWN to select CAN Network 7 Press and release button ENTER 8 Press and release button ENTER again to set the password value 9 Press and release button DOWN over and over aga...

Страница 36: ...n DOWN to select the submenu 4 Press and release button ENTER To gain access a protected submenu operate as follows 5 From step 2 press and release button UP or button DOWN to select the submenu 6 Pre...

Страница 37: ...device to the set up software system Parameters Manager For further information please consult the application manual of Parameters Manager Operate as follows 1 To connect the device to the set up so...

Страница 38: ...ess button UP or button DOWN to select key to copy the parameters in the flash drive or memory to copy the parameters in the internal memory of the device belonging to the field Application param to c...

Страница 39: ...ve in which the work ucjb and work ucje files have been copied Once the USB flash drive is inserted the files are copied in the device which restarts if the downloaded program is suitable the device i...

Страница 40: ...dths of mA if configured as a current probe hundredths of V if configured as a live probe Min Max Simulation Ps01 1700 RW 0 1 0 U Enable simulation mode 0 normal mode 1 simulation mode Ps02 1704 RW 0...

Страница 41: ...the acquisition it is necessary to reset or disable the valve If the variable is set to 0 it means that the new parameters are already active The correct procedure for changing Installer and Manufactu...

Страница 42: ...r time constant Pr20 1604 RW 0 00 100 00 0 00 Installer Stand by position If Pr20 0 the valve closed to 0 steps instead Minimum regulation step Pr30 1605 RW 50 00 100 00 100 00 Manufact Limit valve op...

Страница 43: ...RW 1 0 100 0 K 40 0 User PID proportional band Pc14 1682 RW 0 999 s 120 User PID integral time Pc15 1687 RW 0 999 s 30 User PID derivative time Pc20 1690 RW 1 255 s 5 Installer start up delay Pc21 169...

Страница 44: ...50 s 180 Installer low pressure alarm bypass Pa40 1582 RW 0 1 0 Installer enable LOP alarm 1 yes Pa41 1583 RW 0 0 10 0 K 1 0 Installer LOP alarm hysteresis Pa42 1584 RW 0 250 min 3 Installer LOP alarm...

Страница 45: ...R 438A 13 R 401B 14 R 290 15 R 717 16 R 1270 17 R 32 18 R 407F 19 R 1234ZE 20 R 1234YF 21 R 723 22 R 452A 23 R 513A 24 R 454B 25 R 448A 26 R 449A 27 R 23 Pi01 1596 RW 0 6 1 Manufact driving mode sele...

Страница 46: ...250 400 44 Danfoss ETS 6 UNI 50 Sanhua VPF 12 5 50 51 Sanhua VPF 100 52 Sanhua VPF 150 400 55 Carel ExV Par Add Acc Min Mas Unit Default Menu Valve and driver digital I O settings and various Ph01 16...

Страница 47: ...RW 0 1 0 Manufact high voltage digital input logic 0 normally open 1 normally closed Ph31 1627 RW 0 4 0 Manufact high voltage digital input DIHW function 0 none 1 enable disable valve 2 change parame...

Страница 48: ...20 mA 4 4 20 mA 5 reserved 6 reserved 7 Pt 1000 Par Add Acc Min Mas Unit Default Menu Probe settings analog input AI1 scaling P1Xty 1648 RW 0 1 0 Manufact X type 0 0 20 mA 1 4 20 mA P1XM 1649 RW P1Xm...

Страница 49: ...ucer 0 50 Barg 20 0 5 V ratiometric transducer 0 7 Barg 21 0 5 V ratiometric transducer 0 25 Barg 22 0 5 V ratiometric transducer 0 60 Barg 30 scaling AI2T 518 RW 2 7 5 User AI1 type used if Piu2 0 2...

Страница 50: ...t Menu Probe settings analog input AI4 Piu4 1670 RW 4 4 4 Manufact analog input AI4 function 4 suction pressure probe Pia4 1671 RW 10 30 20 Installer analog input AI4 probe type 10 4 20 mA transducer...

Страница 51: ...tion pressure converted into temperature offset Par Add Acc Min Mas Unit Default Menu Communication settings Mb0a 1729 RW 1 247 1 Manufact MODBUS RS 485 port address Mb0p 1730 RW 0 2 2 Manufact MODBUS...

Страница 52: ...lation value tenths of a degree if configured as a temperature probe hundredths of mA if configured as a current probe Ps08 1706 RW 32768 32767 0 User Probe 4 Simulation value hundredths of mA if conf...

Страница 53: ...in progress or halted DrvM 1792 RO 0 5 User driving mode 0 full step 2 ph on 1 full step 1 ph on 2 half step 3 microstepping 4 4 microstepping 8 5 microstepping 16 Stat 1793 RO 0 61 User FSM status 0...

Страница 54: ...ter Pia1 3 invalid value for parameter Pia2 4 invalid value for parameter Pia3 5 invalid value for parameter Pia4 6 Piu1 configuration matches other Piux 7 Piu2 configuration matches other Piux 8 Piu3...

Страница 55: ...olding phase current Te 1803 RO C User Te evaporation temperature Pe 1804 RO barG User Pe evaporation pressure Ts 1805 RO C User Ts suction temperature SH 1806 RO K User SH SpSH 1807 RO K User SH setp...

Страница 56: ...255 no probe PoF 1790 RW User power failure counter PoFc 1791 RW User power failure complete closure counter DI1 257 RO User DI1 status 0 OFF 1 ON DI2 258 RO User DI2 status 0 OFF 1 ON DI1HV 259 RO U...

Страница 57: ...manual ver 1 1 Code 144EPD4I114 Page 57 of 78 Pver 65330 RO User project version Prev 65331 RO User project revision FoLo 1822 RO User compilation date Lo seconds to 2000 FoHi 1822 RO User compilatio...

Страница 58: ...oposed by SW development according to their own needs The protocol performs one send request every second and one receive request every second which does not occur simultaneously Each send receive req...

Страница 59: ...integral time Pp14 set 1 PID derivative time Pc15 set 2 PID derivative time Pp15 set 1 start up delay Pc20 set 2 start up delay Pp20 set 1 start up position Pc21 set 2 start up position Pp21 Fast acti...

Страница 60: ...Receive EVCM Current Pos EVDrive to Controller Current valve position Current position 5 41 Receive EVCM Status EVDrive to Controller bit 0 7 FSM status bit 8 Enable valve status bit 9 Resynchro requ...

Страница 61: ...1 Pa22 Pa30 Pa31 Pa32 Pa33 Pa40 Pa41 Pa42 Pa50 Pa51 Pa52 Bit 12 Epar Parameters error 9 2 Memory error A memory error occurs when it is not possible to access data stored in the EEPROM memory it is no...

Страница 62: ...icated to the primary temperature probe and another to the primary pressure probe Checked only if Pr01 6 22 Error when copying the selected valve parameters Try copyng again to the generic valve 23 A...

Страница 63: ...ms is thus active after the first entry into the Stand by off In states where it is really necessary that the values from analog inputs are reliable i e in analog positioner and SH algorithm mode a mo...

Страница 64: ...and in manual mode The Algorithm status AlgS variable holds the specific state that generated the alarm according to this table Algorithm status Description Value 0 Value 1 bit 0 Measures acquired Da...

Страница 65: ...effectively low It is possible to optimise this phase by setting a correct value in the valve opening on start up parameter parameters Pc21 Pp21 When the Te temperature returns within its limits param...

Страница 66: ...rature and or pressure and it is possible that not all parameters have been successfully converted The automatic conversion of the parameters is performed only at the reset after a change in parameter...

Страница 67: ...non optoisolated serial interface USB cable to connect the serial interface to the Personal Computer RS 485 cable this cable is not necessary because the connection serial interface driver uses a thr...

Страница 68: ...operating as follows terminal 1 of the interface must be connected to terminal RS485 of the device terminal 2 of the interface must be connected to terminal RS485 of the device terminal 3 of the inte...

Страница 69: ...dule it is possible to close the valve in case of lack of power supply of the driver For further information consult the data sheet of EPS4B 10 2 2 Description The following drawing shows the aspect o...

Страница 70: ...10 2 3 Size Size is in mm in 10 2 4 Connection to the device Look at chapter 4 ELECTRICAL CONNECTION Operate as follows Please note the power supply of EVDRIVE04 and that of EPS4B are not isolated it...

Страница 71: ...xtractable screw terminal blocks with pitch 5 0 mm 0 196 in power supply and outputs with pitch 3 5 mm for analog inputs and free of voltage digital inputs for conductors up to 2 5 mm 0 0038 in type A...

Страница 72: ...rate 500 000 baud power supply remote user interface 30 m 98 ft RS 485 port 1 000 m 3 280 ft also look at the MODBUS specifications and implementation guides manual One suggests using the connecting...

Страница 73: ...as suction pressure probe NTC analog inputs 10K 25 C 77 F Kind of sensor 3435 Working range from 40 to 110 C from 40 to 230 F for standard NTC probes from 50 to 150 C from 58 to 302 F for high temper...

Страница 74: ...of voltage contacts which can be set via configuration parameter as normally open normally closed contact which can be set via configuration parameter as enable the operation change parameters set res...

Страница 75: ...itching power 1 250 VA 150 W Mechanical life to 5 000 000 operations Electrical life to 100 000 operations Protection none The device ensure a reinforced isolation among each terminal of the digital o...

Страница 76: ...t 1 non optoisolated CAN port with CANBUS communication protocol and 1 USB port 1 non optoisolated CAN port with CANBUS communication protocol 1 non optoisolated RS 485 port with MODBUS communication...

Страница 77: ...sclosure 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 EVCO can...

Страница 78: ...EVCO S p A EVDRIVE04 User manual ver 4 1 Code 144EPDE114 page 78 of 78 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...

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