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Scaime eNod4-B User Manual

Digital process transmitter
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eNod4-B
Digital Process Transmitter
NU-soft-eNod4B-E-0716_236704-C.doc
SCAIME SAS – Technosite Altéa – 294, Rue Georges Charpak – 74100 JUVIGNY - FRANCE
Tél. : +33 (0)4 50 87 78 64 – www.scaime.com

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  • Page 1 Digital Process Transmitter NU-soft-eNod4B-E-0716_236704-C.doc SCAIME SAS – Technosite Altéa – 294, Rue Georges Charpak – 74100 JUVIGNY - FRANCE Tél. : +33 (0)4 50 87 78 64 – www.scaime.com...

  • Page 2: Table Of Contents

    4.8 Continuous transmission ................19 4.9 EEPROM error management ................ 19 5 CANOPEN® ......................19 5.1 Physical interface ..................19 5.2 LED CANopen ....................19 5.3 Frame format ....................19 5.4 Messages transfers hierarchy..............19 2/95 User manual SCAIME: NU-soft-eNod4B-E-0716_236704-C.doc...
  • Page 3 7.1 Physical interface ..................19 7.2 GSD file ......................19 7.3 Cyclic exchanges ..................19 7.3.1 Cyclic inputs modules ................19 7.3.2 Cyclic inputs/outputs modules ............19 7.4 Acyclic exchanges ..................19 7.5 eNod4 Profibus DP features ................. 19 3/95 User manual SCAIME: NU-soft-eNod4B-E-0716_236704-C.doc...
  • Page 4 10.3.20 Sensor input control ................52 10.3.21 Init speed sensor calibration ............52 10.3.22 End speed sensor calibration ............53 10.3.23 Init belt length calibration ..............53 10.3.24 End belt length calibration ............... 53 10.3.25 Flow rate correction ................53 4/95 User manual SCAIME: NU-soft-eNod4B-E-0716_236704-C.doc...
  • Page 5 13.2.4 External value to control analog output (IO+ version) ....70 13.2.5 Logical outputs 1&2 assignment ............71 13.2.6 Logical outputs 3&4 assignment ............72 13.2.7 Weight quantity per pulse on logical output ........72 13.2.8 Set points functioning ................. 73 5/95 User manual SCAIME: NU-soft-eNod4B-E-0716_236704-C.doc...
  • Page 6 14.2.9 Flow rate time unit ................79 14.2.10 Save Tare and Zero in non-volatile memory ........79 15 BELT OPERATING MODES..................80 15.1 Settings description ..................84 16 MODBUS RTU REGISTERS TABLE ................89 17 CRC-16 CALCULATION ALGORITHM ..............95 6/95 User manual SCAIME: NU-soft-eNod4B-E-0716_236704-C.doc...

  • Page 7: Enod4 Product Range

    In conjunction with all communication protocol versions, eNod4 can supports an opto-insulated board fitted with: • 2 additional digital inputs and 1 speed sensor dedicated input. • 0-5V or 0-10V analog output voltage. • 4-20mA, 0-24mA, 0-20mA or 4-20mA with alarm at 3.6mA analog output current. 7/95 User manual SCAIME: NU-soft-eNod4B-E-0716_236704-C.doc...

  • Page 8: Enodview Software

    1.3 eNodView Software So as to configure eNod4, SCAIME provides eNodView software tool. eNodView is the software dedicated to eNod devices and digital load cell configuration from a PC. This simple graphical interface allows accessing the whole functionalities of eNod4 for a complete setting according to the application.

  • Page 9: Communication And Functioning Modes

    Note: To be applied, any modification of this setting must be followed by an EEPROM back up and device reboots (hardware or software). 2.3 HMI name The “HMI name” is a string of 4 characters freely usable to identify the node on any HMI connected to eNod. 9/95 User manual SCAIME: NU-soft-eNod4B-E-0716_236704-C.doc...

  • Page 10: Simultaneous Functioning Of Communications

    PLC Connection  PROFIBUS-DPV1 Simultaneous RS485 PLC RS485 AUX Communication Yes* Yes* RS485 PLC RS485 AUX Yes* (*)Simultaneous use of CAN or RS485 PLC communication with USB or RS485 AUX can reduce performance of this interface. 10/95 User manual SCAIME: NU-soft-eNod4B-E-0716_236704-C.doc...

  • Page 11: Profibus Version

      PLC Connection PLC Connection   PROFIBUS - DPV1 PROFIBUS-DPV1 Simultaneous Profibus RS485 AUX Communication Yes* Profibus Yes* (*)Simultaneous use of Profibus with USB or RS485AUX can reduce performance of this interface. 11/95 User manual SCAIME: NU-soft-eNod4B-E-0716_236704-C.doc...

  • Page 12: Ethernet Versions

    2.4.3 Ethernet versions • DIN Version • BOX Version  PC Connection Simultaneous Ethernet RS485 AUX Communication Yes* Ethernet Yes* (*)Simultaneous use of Ethernet with USB or RS485 AUX can reduce performance of this interface. 12/95 User manual SCAIME: NU-soft-eNod4B-E-0716_236704-C.doc...

  • Page 13: Modbus Rtu

    3.4.1 Function (03H/04H) – read N input registers (N = 30 max) • request command sent to the slave : starting register slave address or 04 N registers CRC16 offset 1 byte 1 byte 2 bytes 2 bytes 2 bytes • slave response : 13/95 User manual SCAIME: NU-soft-eNod4B-E-0716_236704-C.doc...

  • Page 14: Function (06H) - Write Single Register

    Address and Baud rate Uint Reads the address and baud rate selected on the front panel via the rotary switches and dipswitches. 3.6 Product identification Software and product versions of the eNod4 are accessible via Modbus RTU. 14/95 User manual SCAIME: NU-soft-eNod4B-E-0716_236704-C.doc...

  • Page 15: Measurement Transmission

    Functioning and calibration parameters are stored in EEPROM. After every reset the entireness of parameters stored in EEPROM is checked. If a default appears, measurements are set to 0xFFFF and default is pointed out in measurement status. 15/95 User manual SCAIME: NU-soft-eNod4B-E-0716_236704-C.doc...

  • Page 16: Scmbus / Fast Scmbus

    SCMBus protocol, data is encoded as signed hexadecimal (see frame structure paragraph) below. SCMBus CRC-8 byte is generated by the following polynomial: G(x) = x The CRC-8 polynomial result can be determined by programming the algorithm corresponding to the following diagram: 16/95 User manual SCAIME: NU-soft-eNod4B-E-0716_236704-C.doc...

  • Page 17: Frames Structure

    In case of an error upon reception of a request, eNod4 sends back an error frame that contains an error code: • response (SCMBus and fast SCMBus) : Address Error code 1 Hex byte 1 Hex byte (command) 1 ASCII byte (0D 1 Hex byte • The error codes are listed below: 17/95 User manual SCAIME: NU-soft-eNod4B-E-0716_236704-C.doc...

  • Page 18: Address And Baud Rate

    Note 2: as RS485 is a half-duplex communication medium, it can be a little hard to transmit the ‘stop continuous transmission’ query if the bandwidth is saturated. Therefore, prefer USB communication channel to reach the highest measurement transmission rate. 4.9 EEPROM error management EEPROM management identical to Modbus RTU (See § Modbus RTU) 18/95 User manual SCAIME: NU-soft-eNod4B-E-0716_236704-C.doc...

  • Page 19: Canopen

    Every data frame sent on the CAN bus has the following structure: Start of frame (SOF) : 1 bit The beginning of a request or a data frame is indicated by the transmission of one dominant bit. Arbitration field : 12 bits 19/95 User manual SCAIME: NU-soft-eNod4B-E-0716_236704-C.doc...

  • Page 20: Messages Transfers Hierarchy

    The node identifier is the device’s address on the network. The function code specifies the priority and the purpose of the message. Assignment of a particular identifier to each device connected to the bus is mandatory. eNod4 supports 6 different message types : 20/95 User manual SCAIME: NU-soft-eNod4B-E-0716_236704-C.doc...

  • Page 21: Enod4 Status Remote Management

    As other CANopen® nodes, eNod4 can be set into one of the four existing states, allowing or forbidding the reception/emission of CAN messages. These four states constitute the following NMT state machine: 21/95 User manual SCAIME: NU-soft-eNod4B-E-0716_236704-C.doc...

  • Page 22: Nmt Commands

    Except during the initialization phase, eNod4 is able to handle any NMT master’s requests for changing its current state. All these network management messages are constituted the same way: a two-byte data frame with a COB-ID equal to zero: COB-ID byte 1 byte 2 NMT code Node identifier 22/95 User manual SCAIME: NU-soft-eNod4B-E-0716_236704-C.doc...

  • Page 23: Synchronization Messages

    (in ASCII): Emergency codes (hex.) Meaning error acknowledged 3200 voltage error 8120 CAN bus communication error 8130 life guard error Additional information’s (hex.) 4B4F no error 23/95 User manual SCAIME: NU-soft-eNod4B-E-0716_236704-C.doc...

  • Page 24: Error Control Services

    - Consumer mode: eNod4 also can be configured so as to monitor the NMT state of one particular node of the network (generally the NMT master). The node ID and a period are defined in the entry ‘consumer heartbeat time’ of the object dictionary 24/95 User manual SCAIME: NU-soft-eNod4B-E-0716_236704-C.doc...
  • Page 25 NMT command and after reception of a new remote transmit request. Switching to the stopped NMT state because of a node guarding error may cause eNod4 to be set into a configurable safety mode where parts of its functioning are inhibited 25/95 User manual SCAIME: NU-soft-eNod4B-E-0716_236704-C.doc...

  • Page 26: Access To The Object Dictionary

    The model for SDO communication is a client/server model as described below: The node that sends the request is the client application whereas eNod4 only behaves as the server application. There are two types of requests, write and read requests. Both have the same structure: 26/95 User manual SCAIME: NU-soft-eNod4B-E-0716_236704-C.doc...
  • Page 27 6090011 Sub index object does not exist. 6090030 value range of parameter exceeded 6090031 value of parameter written too high 6090032 value of parameter written too low 8000020 data cannot be stored to the application 27/95 User manual SCAIME: NU-soft-eNod4B-E-0716_236704-C.doc...

  • Page 28: Pdo Communications

    ‘send TPDO’ or data variation superior to +/- delta) on a timer event : PDO is sent periodically (with an adjustable period). The following table recaps the trigger modes that can be chosen by entering the hexadecimal code in the PDO communication parameter: 28/95 User manual SCAIME: NU-soft-eNod4B-E-0716_236704-C.doc...
  • Page 29 ). For TPDO1, the FE transmission type means that the TPDO1 is emitted by eNod4 every time it’s mapped value changes. The 00 transmission type is similar but the emission is triggered by the reception of a SYNC object. 29/95 User manual SCAIME: NU-soft-eNod4B-E-0716_236704-C.doc...

  • Page 30: Canopen Command And Response Registers

    By writing a zero to this sub-index, the error counter is reset and the last reported error (sub index 01 ) is erased. An attempt to write another value is ignored and eNod4 answers the SDO abort code 0x06090030. 30/95 User manual SCAIME: NU-soft-eNod4B-E-0716_236704-C.doc...
  • Page 31 When accessing to sub-index 1 with a SDO read request, eNod4 cell responds with a value of 1 that means that parameters are stored in non-volatile memory only on request. Note: Restore to default settings functional command is not available in CANopen® communication protocol. 31/95 User manual SCAIME: NU-soft-eNod4B-E-0716_236704-C.doc...
  • Page 32 Warning: In safety mode, when the eNod4 is in stopped NMT state, functioning is also inhibited using Modbus and SCMBus communication. For example, it is not possible to tare or make a zero using RS 485 AUX port, or eNodView connected via USB. 32/95 User manual SCAIME: NU-soft-eNod4B-E-0716_236704-C.doc...

  • Page 33: Error Behavior

    1: No state change • 2: Stopped. refer to ‘Safety mode’ 5.10 PDO-related communication objects 5.10.1 RPDO default mapping • 0x1600 : RPDO1 mapping parameters Sub-index Description Access Default value Type number of supported 0x00 unsigned8 objects 33/95 User manual SCAIME: NU-soft-eNod4B-E-0716_236704-C.doc...
  • Page 34 (External value to control analog output) Note: RPDO5 is default deactivated. To use it you have first to activate it setting 0 to the 32 bit of the RPDO5 COB-ID object (0x1404/0x01). 34/95 User manual SCAIME: NU-soft-eNod4B-E-0716_236704-C.doc...

  • Page 35: Product Identification

    Functioning and calibration parameters are stored in EEPROM NOV RAM. After every reset the entireness of parameters stored in EEPROM is checked. If a default appears, measurements are set to 0xFFFF and default is pointed out to object dictionary (see bit 6 of object 0x5003/0x00). 35/95 User manual SCAIME: NU-soft-eNod4B-E-0716_236704-C.doc...

  • Page 36: Canopen Tpdo Mapping

    • 0x1A01 : TPDO2 mapping parameters Sub-index Description Access Default value Type number of supported 0x00 unsigned8 objects 0x50050120 0x01 object mapping unsigned32 (Instantaneous flow rate) 0x50050420 0x02 object mapping unsigned32 (Belt speed) 0x03 object mapping unsigned32 36/95 User manual SCAIME: NU-soft-eNod4B-E-0716_236704-C.doc...

  • Page 37: X1A02 : Tpdo3 Mapping Parameters

    Note: TPDO2 and TPDO3 are programmable. TPDO1 is not programmable. To set a new mapping, the procedure is as following : Set eNod4-B in ‘pre-operational mode’. Disable current TPDO mapping setting to zero number of supported objects (sub-index 0x00). Write new mapping.

  • Page 38: Profibus Dpv1

     for a write request, the 4 following OUT bytes can be used so as to enter the new value of the accessed setting  eNod4 IN are then updated : 38/95 User manual SCAIME: NU-soft-eNod4B-E-0716_236704-C.doc...

  • Page 39: Sync

    (called extended) parts that allow to inform the Profibus DP master about the device functioning on the communication bus and about device internal errors. The Profibus diagnosis frame has the following structure: 39/95 User manual SCAIME: NU-soft-eNod4B-E-0716_236704-C.doc...
  • Page 40 > (max capacity) EEPROM OK Default EEPROM 15..reserved 7.6 Product identification As a DPV1 compatible device, eNod4 supports record 0 of Identification and Maintenance (I&M0). A Profibus master can access its content through standard DPV1 request. 40/95 User manual SCAIME: NU-soft-eNod4B-E-0716_236704-C.doc...

  • Page 41: Measurement Transmission

    Functioning and calibration parameters are stored in EEPROM NOV RAM. After every reset the entireness of parameters stored in EEPROM is checked. If a default appears, measurements are set to 0xFFFF and default is pointed out into module 1 and bit b of extended diagnoses register. 41/95 User manual SCAIME: NU-soft-eNod4B-E-0716_236704-C.doc...

  • Page 42: Profibus Modules List

    Data read/written Data to be written (4 bytes) (4 octets) Belt alarms register (2 bytes) Belt status register (2 bytes) Status/Errors (12 b IN) Errors counter (2 bytes) Batch progression % (2 bytes) Dosing weight deviation 42/95 User manual SCAIME: NU-soft-eNod4B-E-0716_236704-C.doc...
  • Page 43 Note: The “Command register” data must be set to 0x0000 before each new command. The “Ana. Output(2 b IN/OUT)” module allows writing directly the analog output value. This is only possible when the analog output function assignment is set to « Level on request ». 43/95 User manual SCAIME: NU-soft-eNod4B-E-0716_236704-C.doc...

  • Page 44: Measurement And Status

    The ‘tare value’ stores the calibrated value that is subtracted from the ‘gross measurement’ so as to give the ‘net measurement’. 9.1.4 Factory calibrated points The ‘factory calibrated points” contains the measurement value without the user calibration layer. It is directly linked to the analog input voltage. 44/95 User manual SCAIME: NU-soft-eNod4B-E-0716_236704-C.doc...

  • Page 45: Preset Tare Value

    ‘motion’ function to be set active no motion measurement out of the ¼ of division zero in the ¼ of division EEPROM OK See Note 1 EEPROM failure reserved 1 in SCMBus and fast SCMBus, 0 45/95 User manual SCAIME: NU-soft-eNod4B-E-0716_236704-C.doc...

  • Page 46: Weighing Diagnosis

    An internal alarm flag reflects the integrity of the whole measurement chain. It’s used to set logical output active or optional analog output in an error mode in order to warn about any defection on the measurement chain (defective measurement). 46/95 User manual SCAIME: NU-soft-eNod4B-E-0716_236704-C.doc...

  • Page 47: Sensor Input Control

    1/10 of user weight unit and has a default value of 30. If the sensor input control result value is greater than or equal to Sensor input control result max. tolerance then the bits b3b2 in the Measurement status are set to 0b01. 47/95 User manual SCAIME: NU-soft-eNod4B-E-0716_236704-C.doc...

  • Page 48: Processing Functional Commands

     error during command execution Note 1: IMPORTANT except in SCMBus/fast SCMBus protocols, to accept a new command, the command register must be set to 00 first. This causes the response register to be set back to 00 48/95 User manual SCAIME: NU-soft-eNod4B-E-0716_236704-C.doc...

  • Page 49: Functional Commands List

    Dynamic zero Preset tare* Init speed sensor calibration End speed sensor calibration Init belt length calibration End belt length calibration Calibration of flow rate Flow rate correction PID parameters auto-adjustment STOP PID RESTART PID 49/95 User manual SCAIME: NU-soft-eNod4B-E-0716_236704-C.doc...

  • Page 50: Functional Commands Description

    Current gross measurement is within a ±10% (±2% if the legal for trade option is enabled) range of the ‘maximum capacity’. Otherwise, after five seconds the command is cancelled and an execution error is reported. 50/95 User manual SCAIME: NU-soft-eNod4B-E-0716_236704-C.doc...

  • Page 51: Tare

    ‘number of calibration segments’ register. This acquisition duration depends on the measurement stability; if stability is not reach after 10 seconds, ‘actual segment acquisition’ command is cancelled and an execution error is reported. 51/95 User manual SCAIME: NU-soft-eNod4B-E-0716_236704-C.doc...

  • Page 52: Store Calibration

    An internal speed sensor pulses counter is restarting and the calibration procedure duration will depend of the current belt speed, the “total belt length” and the “number of revolutions” to handle. Important: Before initiated speed calibration procedure, use has to configure the following parameters: 52/95 User manual SCAIME: NU-soft-eNod4B-E-0716_236704-C.doc...

  • Page 53: End Speed Sensor Calibration

    This command triggers the main totalizer reset. The two parts of the totalizer, the main in weight unit x 1000, and the complementary part in weight unit are then reset. The variable errors counter is also reset. 53/95 User manual SCAIME: NU-soft-eNod4B-E-0716_236704-C.doc...

  • Page 54: Calibration Of Flow Rate

    10.3.32 Clear great total “Clear great total” command allows only resetting “Grand total (in weight unit x1000)” totalization result. 10.3.33 Clear general total “Clear general total” command allows only resetting “General total (in weight unit x1000)” totalization result. 54/95 User manual SCAIME: NU-soft-eNod4B-E-0716_236704-C.doc...

  • Page 55: Calibration Settings And Procedures

    When using eNod4 for legal for trade purpose, it is imperatively required to activate the legal for trade switch BEFORE any calibration procedure (cf § legal for trade switch). 55/95 User manual SCAIME: NU-soft-eNod4B-E-0716_236704-C.doc...

  • Page 56: Calibration Methods

    11.3.5 Scale interval The ‘scale interval’ is the minimal difference between two consecutive indicated values (either gross or net). Modification of scale interval is taking into account after a new calibration. Admitted values : 1/2/5/10/20/50/100 56/95 User manual SCAIME: NU-soft-eNod4B-E-0716_236704-C.doc...

  • Page 57: Zero Calibration

    0. Note: The ‘Zero offset’ value is not stored into EEPROM memory and is always equal to 0 after a device power-up or a software reset Admitted values: different from 0. 57/95 User manual SCAIME: NU-soft-eNod4B-E-0716_236704-C.doc...

  • Page 58: Filters

    Here is the list of the settings that have an impact on the filters configuration: 12.3 Settings description 12.3.1 A/D conversion rate It contains a code which represents the A/D conversion rate and the rejection. See table below: 58/95 User manual SCAIME: NU-soft-eNod4B-E-0716_236704-C.doc...

  • Page 59: Filters Activation & Order

    This register contains the low-pass filter cut-off frequency expressed in Hz and multiplied by 100. That means that 690 is equivalent to 6.90 Hz. The value must be compliant with the table shown below. Admitted values: from 10 up to 20000. 59/95 User manual SCAIME: NU-soft-eNod4B-E-0716_236704-C.doc...

  • Page 60: Limitations

    Specific average filter might be applied on belt process data to have stable display. A high filter depth will give a better stability, with a longer response time. Filter depth admitted values: 0(disabled) up to 128. 60/95 User manual SCAIME: NU-soft-eNod4B-E-0716_236704-C.doc...

  • Page 61: Configuration Of Input/Output

    2 logical inputs (4 logical inputs for IO+ version) and 4 logical outputs that are fully configurable. 13.1.1 Logical inputs Each input can work individually in positive or negative logic. A holding time (de-bounced time) attached to all inputs can be configured. 61/95 User manual SCAIME: NU-soft-eNod4B-E-0716_236704-C.doc...
  • Page 62 A rising (positive logic) or a falling edge (negative logic) causes a zero function to be triggered. • Transmit measurement Only available in CANopen® and SCMBus/fast SCMBus protocols. A rising (positive logic) or a falling edge (negative logic) triggers a measurement transmission. 62/95 User manual SCAIME: NU-soft-eNod4B-E-0716_236704-C.doc...

  • Page 63: Analog Output (Io+ Version)

    3.6mA. Both output (current and voltage) might separately be enable. Settings are effective after eNod4 reset. Analog output affectation function is common to both current and voltage output and might be assigned to followings: 63/95 User manual SCAIME: NU-soft-eNod4B-E-0716_236704-C.doc...
  • Page 64 “Weighing diagnosis” § in the MEASUREMENT AND STATUS § is activated. This allows to warn about defection of the measurement chain. 64/95 User manual SCAIME: NU-soft-eNod4B-E-0716_236704-C.doc...
  • Page 65 0 - 24mA* no output current 4 mA - 20 mA with alarm at 3.6 mA 3.6 mA, voltage output is deactivated (High-Z state) * no error detection possible in this setting 65/95 User manual SCAIME: NU-soft-eNod4B-E-0716_236704-C.doc...

  • Page 66: Logical Outputs

    3 to output 3 and set point 4 to output 4). • Input X image The output is dedicated to copying a logical input level (outputs 1 and 3 correspond to inputs 1 and 3, outputs 2 and 4 correspond to input 2 and 4). 66/95 User manual SCAIME: NU-soft-eNod4B-E-0716_236704-C.doc...
  • Page 67 So that for security reason a logical output can be assigned to “Conveyor starting alarm” function and the duration is configured through “conveyor starting alarm duration” parameter. • Material TOR gate Depending application, this output is dedicated to open and to close the belt material two states gate. 67/95 User manual SCAIME: NU-soft-eNod4B-E-0716_236704-C.doc...

  • Page 68: Settings Description

    SCMBus/fast SCMBus protocols, no effect otherwise factory calibrated measurement bits meaning note input 2&4 assignment (or b in CANopen®) 0000 none the input has no function 68/95 User manual SCAIME: NU-soft-eNod4B-E-0716_236704-C.doc...

  • Page 69: Holding Time (Debounced Time)

    13.2.2 Holding time (debounced time) The holding time (de-bounced time) corresponds to the minimum required stabilization time of the logical inputs before their activation. If the input level varies within this interval, it is ignored. 69/95 User manual SCAIME: NU-soft-eNod4B-E-0716_236704-C.doc...

  • Page 70: Analog Output(S) Assignment (Io+ Version)

    In this configuration eNod4 will copy external value to control analog output parameter on analog output in current and voltage. The external value parameter is expressed in 0.01% of full scale of analog output current or voltage. 70/95 User manual SCAIME: NU-soft-eNod4B-E-0716_236704-C.doc...

  • Page 71: Logical Outputs 1&2 Assignment

    2 level is driven by the ‘OUT2 0101 level on request activation/deactivation’ functional command Belt mode (alarm flag representing the OR logical 0110 belt alarms operation between the error bits of the alarms registers word) 71/95 User manual SCAIME: NU-soft-eNod4B-E-0716_236704-C.doc...

  • Page 72: Logical Outputs 3&4 Assignment

    The maximum pulse frequency is 10 Hz and pulse duration is fixed at 50ms. The output pulse is not rounded (i.e. the pulse is issued only once weight quantity per pulse on logical output is strictly exceeded). 72/95 User manual SCAIME: NU-soft-eNod4B-E-0716_236704-C.doc...

  • Page 73: Set Points Functioning

    CANopen®) window only if output 3 assigned to the ‘set point’ function hysteresis set point 3 comparison measurement (or b in CANopen®) gross Sensor input control result Batch reserved (0) (or b in CANopen®) 73/95 User manual SCAIME: NU-soft-eNod4B-E-0716_236704-C.doc...

  • Page 74: Set Points High And Low Values

    For more details about the set points functioning, please refer to documentation ref. 236722. Admitted values: from -1000000 to 1000000. 74/95 User manual SCAIME: NU-soft-eNod4B-E-0716_236704-C.doc...

  • Page 75: Input/Output Level

    Note 1: In CANopen® communication protocol (according to version), this word is divided into 2 bytes of 8-bits registers. Bits b8 to b15 are therefore equivalent to bits b0 to b7 of the corresponding address (see CANopen® Register table). 75/95 User manual SCAIME: NU-soft-eNod4B-E-0716_236704-C.doc...

  • Page 76: Legal For Trade Options

    If the ‘legal for trade’ option is enabled, the legal for trade counter is incremented every time a backup into EEPROM is requested if at least one (or several) of these settings has been modified: • legal for trade switch • stability criterion • decimal point position • maximum capacity 76/95 User manual SCAIME: NU-soft-eNod4B-E-0716_236704-C.doc...

  • Page 77: Legal For Trade Checksum

    (see following table) else the current measurement becomes the new reference measurement. X depends on the A/D conversion rate. Bits b2 b1 b0 Stability criterion Note no motion detection (always stable) 0,25d 0,5d 1d = 1 scale interval 77/95 User manual SCAIME: NU-soft-eNod4B-E-0716_236704-C.doc...

  • Page 78: Decimal Point Position

    In belt mode, following values are permitted for weight unit parameter: • gram (g) • kilogram (kg) • ton (t) Note: the unit is directly integrated to SCMBus protocol frames (see § SCMBus). 78/95 User manual SCAIME: NU-soft-eNod4B-E-0716_236704-C.doc...

  • Page 79: Flow Rate Time Unit

    Ton per hour (t/h) 14.2.10 Save Tare and Zero in non-volatile memory There are two options for saving TARE or ZERO request value in non-volatile memory. These options are accessible through the “dosing cycle options” Object. 79/95 User manual SCAIME: NU-soft-eNod4B-E-0716_236704-C.doc...

  • Page 80: Belt Operating Modes

    15 BELT OPERATING MODES 80/95 User manual SCAIME: NU-soft-eNod4B-E-0716_236704-C.doc...
  • Page 81 Belt speed control inhibit time in service 0x0077 0x4703 /0x08 0x07 / 0x11 Uint W : 0x0297 Weight to totalize (in weight unit R : 0x04A6 0x0078 0x4700 /0x03 0x07 / 0x19 Ulong x1000) W : 0x04A7 81/95 User manual SCAIME: NU-soft-eNod4B-E-0716_236704-C.doc...
  • Page 82 0x470C /0x01 0x07 / 0x34 Float W : 0x04DF R : 0x04E0 0x0A37 0x470C /0x02 0x07 / 0x35 Ulong W : 0x04E1 R : 0x04E2 0x0A39 0x470C /0x03 0x07 / 0x36 Ulong W : 0x04E3 82/95 User manual SCAIME: NU-soft-eNod4B-E-0716_236704-C.doc...
  • Page 83 Average flow rate Great Unit 0x00A6 Float 0x5006 /0x04 See modules Batch progression in percent 0x00A8 Uint list 0x5006 /0x05 See modules Grand total 0x00A9 Uint list 0x5006 /0x06 See modules General total 0x00AB Uint list 83/95 User manual SCAIME: NU-soft-eNod4B-E-0716_236704-C.doc...

  • Page 84: Settings Description

    • Conveyor speed stabilization time: In weigh feeder mode and if PID function is done through the belt speed, this is the stabilization time before PID activation. • Cycle and alarm options: This register defines cycle and alarms functioning. The table below shows the bits definitions. 84/95 User manual SCAIME: NU-soft-eNod4B-E-0716_236704-C.doc...
  • Page 85 • Nominal flow rate: Set point flow rate expressed in weight unit per time unit. eNod4 determines nominal belt load from nominal speed and nominal flow rate. • Min permissible flow rate: Minimum value for flow rate for alarm function. Expressed in 0.1% of nominal flow rate. 85/95 User manual SCAIME: NU-soft-eNod4B-E-0716_236704-C.doc...
  • Page 86 • Calibration point n of the control output (flow rate value): Expressed in weight unit per time unit. Up to 10 calibrations points can be configured. See calibration of flow rate section. • Segments number for the Calibration curve of the control output: Defines calibration number of points of flow rate and output value. 86/95 User manual SCAIME: NU-soft-eNod4B-E-0716_236704-C.doc...
  • Page 87 • Totalizer value (Great WU): Main totalization result in weight unit x1000. • Complementary totalizer value: Complementary totalization result in weight unit. • Dosing weight deviation: This represents the weight deviation of belt system at current flow rate and at nominal flow rate. 87/95 User manual SCAIME: NU-soft-eNod4B-E-0716_236704-C.doc...
  • Page 88 • Average flow rate Great Unit: This is the average flow rate value in 0.001% of weight unit per time unit. • Batch progression in percent: Represents the global view progression in percent of batch process. 88/95 User manual SCAIME: NU-soft-eNod4B-E-0716_236704-C.doc...

  • Page 89: Modbus Rtu Registers Table

    External value to control analog output 0x0032 Uint HMI name 0x0034 String Filter A/D conversion rate 0x0036 Uint Filter filters activation 0x0037 LSB Byte Filter Low-pass order 0x0037 MSB Byte Filter Low-pass cut-off frequency 0x0038 Uint 89/95 User manual SCAIME: NU-soft-eNod4B-E-0716_236704-C.doc...
  • Page 90 Uint Belt Conveyor starting alarm duration 0x005C Uint Belt Conveyor routing material time 0x005D Uint Belt Conveyor speed stabilization time 0x005E Uint Belt Cycle and alarm options 0x005F Uint Belt Nominal flow rate 0x0060 Float 90/95 User manual SCAIME: NU-soft-eNod4B-E-0716_236704-C.doc...
  • Page 91 Average flow rate 0x0088 Float Belt Average belt speed 0x008A Float Belt Belt alarms registers 0x008C Uint Belt Totalizer value (weight unit x1000) 0x008D ULong Belt Complementary totalizer value 0x008F Uint Command command register 0x0090 Uint 91/95 User manual SCAIME: NU-soft-eNod4B-E-0716_236704-C.doc...
  • Page 92 Belt Belt status register 0x00A3 Uint Belt Total per belt revolution 0x00A4 Float Belt Average flow rate Great Unit 0x00A6 Float Belt Batch progression in percent 0x00A8 Uint **************************** JUMP TO EXTENSION MODBUS REGISTERS ******************************** 92/95 User manual SCAIME: NU-soft-eNod4B-E-0716_236704-C.doc...
  • Page 93 Reference flow rate for PID adjustment 0x0A3C Float Belt Checked batch 0x0A3E Ulong State Register Sensor input control reference 0x0A44 long State Register Sensor input control result 0x0A46 State Register Sensor input control result max. tolerance 0x0A47 Uint 93/95 User manual SCAIME: NU-soft-eNod4B-E-0716_236704-C.doc...
  • Page 94 Belt fault control inhibit time in service 0x0A51 Uint Belt Cut-off frequency for average flow rate (x100) 0x0A52 Uint Belt Time unit for average flow rate 0x0A53 Uint Belt Time weight for average flow rate 0x0A54 Ulong 94/95 User manual SCAIME: NU-soft-eNod4B-E-0716_236704-C.doc...

  • Page 95: Crc-16 Calculation Algorithm

    CRC16 XOR byte n → CRC16 i = 0 move to the right CRC-16 carry over ? CRC16 XOR A001 → CRC16 i = i + 1 i = 8 ? n = n + 1 end of message ? 95/95 User manual SCAIME: NU-soft-eNod4B-E-0716_236704-C.doc...

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