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Contents

Contents ..........................................................................................................................................................................3
Introduction .....................................................................................................................................................................4

Product Description .....................................................................................................................................................4
Intended Use ...............................................................................................................................................................4
Applicability of this Manual ..........................................................................................................................................4

Nordson EFD Product Safety Statement ........................................................................................................................5
Specifications ..................................................................................................................................................................6
Standards ........................................................................................................................................................................7
Operating Features ..........................................................................................................................................................8

Front Panel Components .............................................................................................................................................8
Back Panel Components .............................................................................................................................................9

Installation .....................................................................................................................................................................10

Unpack and Inspect ...................................................................................................................................................10
Make the System Connections ..................................................................................................................................10
Connector Pin Assignments and Signal Levels .........................................................................................................11

Power Supply Socket Pins .....................................................................................................................................11
CAN Interface D-Subconnector Pins .....................................................................................................................11
Channels 1–4 D-Subconnector Pins ......................................................................................................................11

Installation Example ...................................................................................................................................................13

Setup .............................................................................................................................................................................14

Design and Interfaces ................................................................................................................................................14
Signal Level Sources .................................................................................................................................................15

Device-Internal Potential ........................................................................................................................................16
External Potential ...................................................................................................................................................16

Output Impulses ........................................................................................................................................................17
Data Communication via CAN Bus ............................................................................................................................19

The CAN Data Telegram ........................................................................................................................................20
Structure of the Identifier, Data Field, and CAN Commands .................................................................................21
Example of a CAN Telegram ..................................................................................................................................24

PICO Controller Menu Structure ................................................................................................................................25
PICO Controller Operating Controls ..........................................................................................................................26
Parameters and Value Ranges ..................................................................................................................................27
PICO Controller Menu Schematic .............................................................................................................................29
Control Programs ......................................................................................................................................................33

Program Cycles, Program Files, and Factory Settings ..........................................................................................33
Characteristics of a Control Program ....................................................................................................................36
Program Examples .................................................................................................................................................37

Operation .......................................................................................................................................................................40

Checklist for Initial Operation ....................................................................................................................................40
Purging a Valve ..........................................................................................................................................................41
Changing a Container ................................................................................................................................................41
EMERGENCY OFF Functionality ...............................................................................................................................43

Service ...........................................................................................................................................................................44

Maintenance ..............................................................................................................................................................44
Cleaning .....................................................................................................................................................................44
Replacing the Battery ................................................................................................................................................45

Part Numbers ................................................................................................................................................................45
Replacement Parts ........................................................................................................................................................45
Troubleshooting ............................................................................................................................................................46
Technical Data ...............................................................................................................................................................48

Circuit Diagram (Device-Internal Potential) ................................................................................................................48
Circuit Diagram (External Potential) ...........................................................................................................................49
PICO Controller Dimensions ......................................................................................................................................50

PICO Controller 2+2-XCH-V2

3

www.nordsonefd.com   [email protected]

   +1-401-431-7000    Sales and service of Nordson EFD dispensing systems are available worldwide.

Summary of Contents for 7015899

Page 1: ...esses involving small amounts of variously viscous fluid media Please read this operating manual thoroughly prior to the initial operation of this dispensing system PICO Controller 2 2 XCH V2 Operatin...

Page 2: ...horized EFD distributor Detailed contact information is provided on the last page of this document The Nordson EFD Pledge Thank You You have just purchased the world s finest precision dispensing equi...

Page 3: ...of the Identifier Data Field and CAN Commands 21 Example of a CAN Telegram 24 PICO Controller Menu Structure 25 PICO Controller Operating Controls 26 Parameters and Value Ranges 27 PICO Controller Men...

Page 4: ...e logic controller PLC The controller is designed as a plug in cassette for a 48 3 cm 19 in chassis Pulse pause signals are emitted via two optionally four channels that work independently of one anot...

Page 5: ...alled such that the electrical interfaces are easily accessible and the operating and display elements clearly visible The PICO controller has been designed with state of the art technology and is rel...

Page 6: ...orage EEPROM and flash storage SD card Signals Pulse height Approx 24 VDC Time ranges Individually assigned by line and channel Dispensing time Pulse duration 0 ms 0 05 to 9999 99 ms 5 s per pulse inc...

Page 7: ...To ch controller Analog output Temperature 0 5 V or 0 10 V can be configured setpoint for the fluid Output load Per pulse output max 2 W 80 mA Per analog output max 10 mA Per other output max 0 5 W 20...

Page 8: ...tegral Enter key POWER switch supply voltage ON 0 OFF Four outer M3 hexagon screws for mounting the front plate to the housing Display Four captive screws for mounting the PICO controller on an electr...

Page 9: ...n EFD use only Back Panel Components Dimensions W x H approx 138 x 106 mm 5 4 x 4 2 in Rating plate Connector Nordson EFD use only Socket for power supply cable Refer to Connector Pin Assignments and...

Page 10: ...N 1 Turn off devices systems processes to avoid interrupting running processes 2 Refer to the PICO To ch controller operating manual to connect the valve s to the To ch controller 3 Create a hardwire...

Page 11: ...ing table refer to the connections on the Y connection cable P Ns 7028222 and 7012975 Pin Signal Comment 1 24V Operating voltage 24 VDC 2 No assignment 3 No assignment 4 GND Reference potential of the...

Page 12: ...0 V 24 V Internal use IN_FAULT_PLC bin PICO To ch controller input Dispensing sequence fault reference DGND 18 IN_ANALOG 0 10 V To control the pause time assigned between 0 12 ms and the delay time re...

Page 13: ...ons below provide two examples of how cable P Ns 7012975 7028222 can be configured 4x P N 7028222 or 7012975 Cable P N 7012975 Cable P N 7028222 PICO To ch controllers and P lse valves PICO Controller...

Page 14: ...efer to the circuit diagrams under Technical Data on page 48 The PICO controller works on the basis of a microprocessor Parameters are set using an ASCII text file and SD card Parameters can also be a...

Page 15: ...t 24 V process normal Output signal 0 V no dispensing sequence 24 V dispensing sequence active channels 1 4 The signal levels potentials of the binary input and output signals can be provided by the i...

Page 16: ...used for example as optical or acoustic indications to the operator The maximum load capacity of the outputs must be complied with refer to Specifications on page 6 External Potential Use Separate po...

Page 17: ...sing can be programmed when the pause time is 0 ms This enables an uninterrupted line or a bead to be applied The general course of a pulse pause line is shown in the following illustration The variab...

Page 18: ...specified in the line program The following momentum diagram shows an example of a pulse pause block consisting of three linked lines The block shown in Example 1 consists of three lines with differe...

Page 19: ...can be selected by the operator The address and the transmission rate must be set for each PICO controller under the System Data menu option Value ranges for addresses and transmission rates parameter...

Page 20: ...2 and pin 7 of the CAN cable See the following diagram Terminator 120 1 4 W Terminator 120 1 4 W Node N submaster n Node 1 submaster 1 Sender sends a recessive level in ACK slot receiver sends by erro...

Page 21: ...4 digit Slave address 6 digit Bit 10 informs of the sender of the telegram Master Request bit 10 0 Slave Response bit 10 1 Bits 9 to 6 contain the command code as a 4 digit binary number Example Comm...

Page 22: ...e procedure for entering the reference data in the CAN master can be found in the manual for the master used Commands for CAN Communication If a master sends a slave a command request the slave checks...

Page 23: ...ispensing already active 3 Stop activated Start valve command code Request from master to slave Identifier 11 bits binary Sender 0 Command code 6 Slave address 6 decimal 0110 binary Data field Data by...

Page 24: ...the slave sends a response The response also contains the identifier whereby the value 1 is now assigned to bit 10 The status of the slave is indicated with error bytes in the data field If the selec...

Page 25: ...u of CAN fieldbus The inputs for starting the dispensing processes remain unchanged in the process Level Control Container Limit Remaining 2 Purge Valve 1 Valve 2 Valve 3 Valve 4 All 3 Down Upload Dow...

Page 26: ...The ESC Escape key is separate All of the operating steps are started from the Main Menu All selectable or changeable parameters are highlighted in the display and the activated parameter also flashes...

Page 27: ...rgency off current pulse output is canceled as quickly as possible executed Not available Delay Time 0 9999 99 ms Resolution 10 bit Maximum value of a variable pause time the duration of the pause is...

Page 28: ...n the starting line of the block under blocknumber Dosing Value dosing value 0 9999 99 mg Number of lines of material consumed per block this quantity is used to calculate material consumption number...

Page 29: ...porary display of the Nordson EFD logo 2 sec Current menu position Automatically continues after 2 sec Display screen counter Turn the Menu dial to select the valve Delay Time is displayed only if Cyc...

Page 30: ...Process Data Manual Operation Valve 1 Row MANUAL OPERATION Pulse Time Cycle Cycl Count Temperature Ext Puls Activation IN1 Linkage Z0 Delay 0 000s Block Count 1 DosingValue 0 00mg Stop 0 Delay Time 1...

Page 31: ...his screen appears if the controller calculates that the container is empty Display shows the SD card content List of directories on the SD card List of program files files with a txt extension Select...

Page 32: ...the number before the decimal point differs contact your Nordson EFD representative A displays if no expansion card is present When a Factory Reset is performed The display indicates Active while per...

Page 33: ...The control programs for the PICO controller are created as TXT files using a PC They are saved on an SD card and then loaded into the PICO controller s memory from the card The following sample progr...

Page 34: ...programs 5 When the program file is complete transfer it via SD card to the PICO controller Select DOWN UPLOAD DOWNLOAD to load the program file into the PICO controller To transfer a program file to...

Page 35: ...AULT_PLC Code password 6 spaces NOTE 6 zeros 0 in the control program are equivalent to 6 spaces 6 presses of the Enter key on the PICO controller CAN baud rate 125 kBit s CAN address 63 All other par...

Page 36: ...N1 to IN10 may appear only once per channel in each control program otherwise a fault is indicated A control program can contain up to 99 linked or unlinked lines Number of Pulses specifies the number...

Page 37: ...onnecting time blocknumber dosing value ext puls eZeile Dosierzeit Pausenzeit Pulsanzahl IN V Zeile Verz Zeit Blockanzahl Menge ext Dauers 1 0 05 10 00 5 1 0 0 1 0 05 0 2 0 10 10 00 5 2 0 0 1 0 10 0 3...

Page 38: ...inde voll Grenzrestmenge Einstellbereich Temperatur Stop Delay Time 1000 00 100 00 0 35 0 1 500 00 line dosing time pausetime number of runs IN connected line connecting time blocknumber dosing value...

Page 39: ...0 Valve no Ventil Nr 1 container limit adjustable range temperature stop Gebinde voll Grenzrestmenge Einstellbereich Temperatur Stop Delay Time 1000 00 100 00 v 35 0 1 0 00 line dosing time pausetime...

Page 40: ...r operation with PLC Have the correct control programs for the individual channels been loaded from the SD card Download Upload menu option Have the control programs for the individual channels been t...

Page 41: ...y shutting off the PICO controller can lead to a false remaining amount indication This is because the remaining amount is continually calculated according to the parameterized amount per line in real...

Page 42: ...ulated residual value zero the Container Empty screen appears NOTES The dispensing process is not automatically interrupted A new signal is not sent to the PLC Make sure to check the remaining amount...

Page 43: ...t near the dispensing unit and also the ESC key on the PICO controller for the channel indicated in the display Entering the Stop Setting Use the Stop parameter to configure the EMERGENCY OFF function...

Page 44: ...CAUTION Clean the external unit housing as needed with a soft cloth using a mild detergent when necessary For interior cleaning of the unit and equipment that comes into contact with fluid during the...

Page 45: ...between the front and the side lower circuit board can be removed 5 Use a suitable tool e g a screwdriver to extract the battery from under the bracket 6 Insert a new battery 7 Reassemble the unit in...

Page 46: ...nternal communication to the Flash or EEPROM e g due to extreme electromagnetic interference Repeat the action If the error persists return the device for service Display Error RTC Faulty internal com...

Page 47: ...r SD card does not have a good electrical contact or was removed during download procedure Check the SD card connections and clean if necessary repeat the download Display SD card write protected Slid...

Page 48: ...pole Sub D connector channel 1 Puls_OUT 1 Puls_OUT_TTL 1 IN10 Jumpers for ending of galvanic isolation S2 S10 GND Temp_PLC Error Analog Temp Analog GND 24 V IO TOUCH Uset OUT_Zeilenende OUT_Temp_SPS 0...

Page 49: ...alog 1 25 pole Sub D connector channel 1 Puls_OUT_1 Puls_OUT_TTL 1 IN10 24 V IO TOUCH GND Uset Temp_PLC Error Analog Temp Analog GND PLC OUT1 OUT2 OUT3 OUT4 OUT5 OUT6 OUT7 OUT8 OUT9 OUT10 OUT11 IN1 IN...

Page 50: ...PICO Controller Dimensions PICO Controller 2 2 XCH V2 50 www nordsonefd com info nordsonefd com 1 401 431 7000 Sales and service of Nordson EFD dispensing systems are available worldwide...

Page 51: ...Notes PICO Controller 2 2 XCH V2 51 www nordsonefd com info nordsonefd com 1 401 431 7000 Sales and service of Nordson EFD dispensing systems are available worldwide...

Page 52: ...price of the equipment Before operation the user shall determine the suitability of this product for its intended use and the user assumes all risk and liability whatsoever in connection therewith Nor...

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