Eaton PowerXL DA1 Communications Manual
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Eaton PowerXL DA1 Communications Manual

Modbus rtu for variable frequency drives/variable speed starters
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Manual
09/16 MN040018EN
PowerXL
™
Modbus RTU
Modbus
Communication manual
for Variable Frequency Drives / Variable Speed Starters
DA1, DC1, DE1

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Summary of Contents for Eaton PowerXL DA1

  • Page 1 Manual 09/16 MN040018EN PowerXL ™ Modbus RTU Modbus Communication manual for Variable Frequency Drives / Variable Speed Starters DA1, DC1, DE1...
  • Page 2 No part of this manual may be reproduced in any form (printed, photocopy, microfilm or any other process) or processed, duplicated or distributed by means of electronic systems without written permission of Eaton Industries GmbH, Bonn. Subject to alteration without notice.
  • Page 3 Danger! Dangerous electrical voltage! Before commencing the installation • Disconnect the power supply of the device. • Wherever faults in the automation system may cause injury or material damage, external measures must be • Ensure that devices cannot be accidentally restarted. implemented to ensure a safe operating state in the event •...

  • Page 5: Table Of Contents

    Parameters for DA1 variable frequency drives......43 Parameters for DC1 variable frequency drives......52 Parameters for DC1…E1 variable speed starters ......54 Parameters for DE1 variable speed starters ........ 57 Alphabetical index ..............59 Modbus RTU for variable frequency drive DA1, DC1, DE1 09/16 MN040018EN www.eaton.com...
  • Page 6 Modbus RTU for variable frequency drive DA1, DC1, DE1 09/16 MN040018EN www.eaton.com...

  • Page 7: About This Manual

    09/16 „Control signal terminal configuration for ✓ DC1…E1 variable frequency drives“ „Output process data“ ✓ „Parameters for DC1…E1 variable speed ✓ starters“ 01/16 Initial issue Modbus RTU for variable frequency drive DA1, DC1, DE1 09/16 MN040018EN www.eaton.com...

  • Page 8: Writing Conventions

    CAUTION  Warns of the possibility of hazardous situations that may possibly cause slight injury. DANGER  Warns of hazardous situations that result in serious injury or death. Modbus RTU for variable frequency drive DA1, DC1, DE1 09/16 MN040018EN www.eaton.com...
  • Page 9 Selection, Installation, and Operation of Adjustable-Speed Drive Systems.” In addition to property damage, failure to observe the above instructions may result in serious bodily injury or even death. Modbus RTU for variable frequency drive DA1, DC1, DE1 09/16 MN040018EN www.eaton.com...
  • Page 10 All the specifications in this manual refer to the hardware and software versions documented in it. ￫ More information on the devices described here can be found on the Internet under: www.eaton.eu/powerxl as well as: www.eaton.eu/documentation Modbus RTU for variable frequency drive DA1, DC1, DE1 09/16 MN040018EN www.eaton.com...

  • Page 11: Engineering

    (a DA1 in this specific case). ① ② ③  L1/L L2/N  DC+ BR ④ Figure 1: Engineering a PC (with configuration tool) b Head-end controller c Variable frequency drive d Motor Modbus RTU for variable frequency drive DA1, DC1, DE1 09/16 MN040018EN www.eaton.com...
  • Page 12 1 Engineering Modbus RTU for variable frequency drive DA1, DC1, DE1 09/16 MN040018EN www.eaton.com...

  • Page 13: Modbus Rtu

    ② ② Figure 2: Modbus line with variable frequency drives/variable speed starters a Splitter DX-SPL-RJ45… (T-plug connector) b DX-CBL-RJ45… connection cable c DX-SPL-RJ45… splitter with bus termination resistor Modbus RTU for variable frequency drive DA1, DC1, DE1 09/16 MN040018EN www.eaton.com...
  • Page 14 If multiple slaves are being used, they need to be connected in parallel using DX-SPL-RJ45… splitters ①. A bus termination resistor is required at the last module on the Modbus line ③. Modbus RTU for variable frequency drive DA1, DC1, DE1 09/16 MN040018EN www.eaton.com...

  • Page 15: Rj 45 Interface

    OP bus (operation bus) / External keypad / PC connection - OP bus (operation bus) / External keypad / PC connection + 24 V DC power supply RS485- Modbus RTU RS485+ Modbus RTU Figure 3: RJ45 socket wiring Modbus RTU for variable frequency drive DA1, DC1, DE1 09/16 MN040018EN www.eaton.com...

  • Page 16: Enable

    The data format is fixed for DC1 variable frequency drives and DE1 variable speed starters and cannot be changed. • No parity • 1 start bit • 1 stop bit • 8 data bits Modbus RTU for variable frequency drive DA1, DC1, DE1 09/16 MN040018EN www.eaton.com...

  • Page 17: Communication Parameters

    The parameter can be accessed during operation (Run signal) ro/rw Parameter read and write permissions: ro = read only rw = read and write Default setting (the parameter's value when using the device's factory settings) Modbus RTU for variable frequency drive DA1, DC1, DE1 09/16 MN040018EN www.eaton.com...

  • Page 18: Communication Parameters For Da1 Variable Frequency Drives

    • 0: No parity, 1 stop bit (N-1) • 1: No parity, 2 stop bits (N-2) • 2: Odd parity, 1 stop bit (0-1) • 3: Even parity, 1 stop bit (E-1) Modbus RTU for variable frequency drive DA1, DC1, DE1 09/16 MN040018EN www.eaton.com...
  • Page 19 Ramp via fieldbus 0, 1 Fieldbus Ramp Control Possible values: • 0: OFF. Ramps are controlled from internal drives parameters • 1: ON. Ramps are controlled by the fieldbus. Modbus RTU for variable frequency drive DA1, DC1, DE1 09/16 MN040018EN www.eaton.com...

  • Page 20: Communication Parameters For Dc1 Variable Frequency Drives

    • 3: t 1000 ms • 4: t 3000 ms • 5: r 30 ms • 6: r 100 ms • 7: r 1000 ms • 8: r 3000 ms Modbus RTU for variable frequency drive DA1, DC1, DE1 09/16 MN040018EN www.eaton.com...

  • Page 21: Communication Parameters For De1 Variable Speed Starters

    • 3: t 1000 ms • 4: t 3000 ms • 5: r 30 ms • 6: r 100 ms • 7: r 1000 ms • 8: r 3000 ms Modbus RTU for variable frequency drive DA1, DC1, DE1 09/16 MN040018EN www.eaton.com...

  • Page 22: Configuration Of The Control Signal Terminals

    Select DIG REF/f-Fix DA1 only Used to select between the digital speed reference value (set with the keypad or with the UP and DOWN commands) and a fixed frequency Modbus RTU for variable frequency drive DA1, DC1, DE1 09/16 MN040018EN www.eaton.com...
  • Page 23 • High = Deceleration ramp 2 START Used to start/stop the drive Used to increase the speed if a digital setpoint is selected Used together with the DOWN command. Modbus RTU for variable frequency drive DA1, DC1, DE1 09/16 MN040018EN www.eaton.com...

  • Page 24: Control Signal Terminal Configuration For Da1 Variable Frequency Drives

    Not permissible Select Quick-dec Select Quick-dec Select f-Fix Bit0 Select f-Fix Bit1 Select BUS REF/f-Fix Select Quick-dec Select Quick-dec No function No function Select BUS REF/f-Fix1 Not permissible Modbus RTU for variable frequency drive DA1, DC1, DE1 09/16 MN040018EN www.eaton.com...

  • Page 25: Control Signal Terminal Configuration For Dc1 Variable Frequency Drives

    Select BUS REF/AI1 REF EXTFLT AI1 REF START Select BUS REF/DIG REF EXTFLT No function Not permissible Not permissible Not permissible Not permissible Not permissible START No function EXTFLT No function Modbus RTU for variable frequency drive DA1, DC1, DE1 09/16 MN040018EN www.eaton.com...

  • Page 26: Control Signal Terminal Configuration For Dc1

    Not permissible Select f-Fix/BUS REF Select Fire Mode/Normal OP Select f-Fix4/f-Fix2 Select f-Fix4/BUS REF Select Fire Mode/Normal OP ohne Funktion Select BUS REF/f-Fix4 Select Fire Mode/Normal OP ohne Funktion Modbus RTU for variable frequency drive DA1, DC1, DE1 09/16 MN040018EN www.eaton.com...

  • Page 27: Control Signal Terminal Configuration For De1 Variable Speed Starters

    ￫ Figure 5, page 12. The activated operating direction will depend on the digital input being driven (DI1, DI2) and on the value in command ID1, bit 1. Modbus RTU for variable frequency drive DA1, DC1, DE1 09/16 MN040018EN www.eaton.com...
  • Page 28 20 hz P-20 30 hz P-21 40 hz P-22 50 Hz P-23 : DE1 variable speed starter output frequency Default setting values (DS) with the corresponding parameter numbers (PNUs). Modbus RTU for variable frequency drive DA1, DC1, DE1 09/16 MN040018EN www.eaton.com...

  • Page 29: Operating Mode Modbus Rtu

    Figure 7: Data exchange between master and slave ￫ The variable frequency drive/variable speed starter (slave) only sends a response if it has received a request from the master beforehand. Modbus RTU for variable frequency drive DA1, DC1, DE1 09/16 MN040018EN www.eaton.com...

  • Page 30: Structure Of The Master Request

    While receiving the frame, the slave performs a new calculation and compares the calculated value to the actual value in the CRC field. If both values are not identical, an error is set. Modbus RTU for variable frequency drive DA1, DC1, DE1 09/16 MN040018EN www.eaton.com...

  • Page 31: Structure Of The Slave Response

    If the time interval between the messages is less than 3.5 characters. ￫ The master must be programmed to repeat the request if it does not receive a response within a specified time. Modbus RTU for variable frequency drive DA1, DC1, DE1 09/16 MN040018EN www.eaton.com...

  • Page 32: Modbus: Register Mapping

    For example, if the motor current (Register 8) shown on the DA1 variable frequency drive‘s display is 0.3 A, it will be transmitted as 003 via Modbus. Modbus RTU for variable frequency drive DA1, DC1, DE1 09/16 MN040018EN www.eaton.com...

  • Page 33: Input Process Data

    No action Fixed frequency FF1 No action Overwrite setpoint value with 0 Not used Not used Not used Not used Not used Not used Not used Not used Modbus RTU for variable frequency drive DA1, DC1, DE1 09/16 MN040018EN www.eaton.com...
  • Page 34 The permissible values fall within a range of 0 - 60000. In the application, the values will be scaled by a factor of 0.01, i. e. 300 ≙ 3 s . Modbus RTU for variable frequency drive DA1, DC1, DE1 09/16 MN040018EN www.eaton.com...

  • Page 35: Output Process Data

    Zero speed Speed control deactivated Speed control activated DA1 only: DA1 only: Inhibit ￫ STO STATUS Ready ￫ STO DC1, DE1: DC1, DE1: Hardware release: no Hardware release: yes Modbus RTU for variable frequency drive DA1, DC1, DE1 09/16 MN040018EN www.eaton.com...
  • Page 36 The calculated motor speed is different from the measured motor speed Enc-02 SP-Err The motor speed and the PPR value entered in P6-06 do not match Enc-03 Channel A fault Enc-04 Modbus RTU for variable frequency drive DA1, DC1, DE1 09/16 MN040018EN www.eaton.com...
  • Page 37 P-02 (minimum frequency) to P-01(maximum frequency) for DC1 • P-02 (minimum frequency) to P-01(maximum frequency) for DE1 In the application, the values will be scaled by a factor of 0.1. Modbus RTU for variable frequency drive DA1, DC1, DE1 09/16 MN040018EN www.eaton.com...
  • Page 38 The output power is specified in kW with one decimal place. Example: 53 ≙ 5.3 kW 2.6.5.6 Digital inputs (ID 11) This value indicates the digital inputs‘ state. The lowest bit indicates the state of DI1. Modbus RTU for variable frequency drive DA1, DC1, DE1 09/16 MN040018EN www.eaton.com...
  • Page 39 3 = FS3 … 7 = FS7 Table 12: Input and output phases Value Country-specific Number of phases Number of phases default settings on mains side on motor side Modbus RTU for variable frequency drive DA1, DC1, DE1 09/16 MN040018EN www.eaton.com...
  • Page 40 Frame Power size Index 0.75 0.75 – – – – – – 18.5 – – – – – – 18.5 – – – – – – – – Modbus RTU for variable frequency drive DA1, DC1, DE1 09/16 MN040018EN www.eaton.com...
  • Page 41 Table 15: Assigned ratings Frame Power size Index 0.37 0.75 0.37 0.75 0.75 – – – – 0.75 0.75 – – – – 18.5 – – – – Modbus RTU for variable frequency drive DA1, DC1, DE1 09/16 MN040018EN www.eaton.com...
  • Page 42 Number of phases Number of phases default settings on mains side on motor side Table 17: Assigned ratings Frame Power size Index 0.25 0.37 0.55 0.75 – – Modbus RTU for variable frequency drive DA1, DC1, DE1 09/16 MN040018EN www.eaton.com...
  • Page 43 2.6.5.11 Serial Number (ID 25, ID 26, ID 27, ID 28) The device‘s unique serial number in the case of DA1 variable frequency drives. Not available on DC1 variable frequency drives and DE1 variable speed starters. Modbus RTU for variable frequency drive DA1, DC1, DE1 09/16 MN040018EN www.eaton.com...

  • Page 44: Explanation Of Function Code

    [hex] Slave address Function code (reading of holding registers) Number of consecutive data bytes (1 register = 2 byte) 0000 Content (2 byte) for register 6: 0 B844 Modbus RTU for variable frequency drive DA1, DC1, DE1 09/16 MN040018EN www.eaton.com...
  • Page 45 1: The ID of the register for the writing operation is 1, since the master controller has an offset of +1. 0001 Content (2 byte) for register 0000 0000 0000 001 ￫ RUN 480A ￫ Function code 06 can be used for a broadcast. Modbus RTU for variable frequency drive DA1, DC1, DE1 09/16 MN040018EN www.eaton.com...
  • Page 46 2 Modbus RTU 2.6 Operating mode Modbus RTU Modbus RTU for variable frequency drive DA1, DC1, DE1 09/16 MN040018EN www.eaton.com...

  • Page 47: Parameter

    Bit 12, …, Bit 15: Frame size Device Type – WORD P0-30 Serial Number – – – – P0-31 t-Run – P0-31 t-min/sec – P0-34 t-HoursRun Enable – Modbus RTU for variable frequency drive DA1, DC1, DE1 09/16 MN040018EN www.eaton.com...
  • Page 48 P1-01 (max: 500.0 Hz / 30000 rpm) P2-08 f-Fix8 3000 ≙ 50.0 Hz P1-02 (min: 0 Hz / 0 rpm) - P1-01 (max: 500.0 Hz / 30000 rpm) Modbus RTU for variable frequency drive DA1, DC1, DE1 09/16 MN040018EN www.eaton.com...
  • Page 49 Digital Reference Reset Mode – 0, 1, …, 7 P2-38 Action@MainsLoss – 0, 1, 2, 3 P2-39 Parameter Lock – 0, 1 WORD P2-40 Password Level2 – 0 - 9999 Modbus RTU for variable frequency drive DA1, DC1, DE1 09/16 MN040018EN www.eaton.com...
  • Page 50 0.0 - 100.0 % P4-11 V-MidV/f 1 ≙ 0.1 % 0.0 - 100.0 % P4-12 T-Memory Enable 1 ≙ 1 0, 1 P4-13 Change Phasesequence Motor 1 ≙ 1 0, 1 Modbus RTU for variable frequency drive DA1, DC1, DE1 09/16 MN040018EN www.eaton.com...
  • Page 51 1 ≙ 0.1 % 0 - 2000 P6-16 Brake M-Level Timeout 1 ≙ 0.1 s 0 - 250 P6-17 Max Torque Timeout 1 ≙ 0.1 s 0 - 250 Modbus RTU for variable frequency drive DA1, DC1, DE1 09/16 MN040018EN www.eaton.com...
  • Page 52 1 ≙ 0.1 % 0 - 1000 P7-15 Torque Boost area 1 ≙ 0.1 % 0 - 500 P7-16 PM-MotorSignalIn – 0, 1, 2, 3 P7-17 PM-MotorSignalInLevel – 0 - 100 Modbus RTU for variable frequency drive DA1, DC1, DE1 09/16 MN040018EN www.eaton.com...
  • Page 53 1 ≙ 1 0 - 25 P9-19 Speed Select B1 STOP 1 ≙ 1 0 - 25 P9-20 Speed Select B2 STOP 1 ≙ 1 0 - 25 Modbus RTU for variable frequency drive DA1, DC1, DE1 09/16 MN040018EN www.eaton.com...
  • Page 54 PID1 Feedback1 Source Ext STOP 1 ≙ 1 0, 1 P9-40 M-Ref Source Extension STOP 1 ≙ 1 0, 1 P9-41 RO5 Function Extension STOP 1 ≙ 1 0, 1 Modbus RTU for variable frequency drive DA1, DC1, DE1 09/16 MN040018EN www.eaton.com...
  • Page 55 – – User speed reference – – – User torque deference – – – Drive scaling value 1 – – – Drive scaling value 2 – – – Modbus RTU for variable frequency drive DA1, DC1, DE1 09/16 MN040018EN www.eaton.com...

  • Page 56: Parameters For Dc1 Variable Frequency Drives

    P-26 f-SkipBand1 3000 ≙ 50 Hz 0 - P-01 P-27 f-Skip1 3000 ≙ 50 Hz 0 - P-01 P-28 V-MidV/f STOP 100 ≙ 100 V 0 - P-07 Modbus RTU for variable frequency drive DA1, DC1, DE1 09/16 MN040018EN www.eaton.com...
  • Page 57 1 ≙ 1 0, 1, 2, 3, 4 P-54 RO1 Hysteresis 100 ≙ 10 % 0 - 1000 P-55 RO1 Switch-On Delay 10 ≙ 1.0 s 0 - 250 Modbus RTU for variable frequency drive DA1, DC1, DE1 09/16 MN040018EN www.eaton.com...

  • Page 58: Parameters For Dc1

    Password 1 ≙ 1 0 - 65535 P-15 DI Config Selec STOP 1 ≙ 1 0 - 17 P-16 AI1 Signal Range 1 ≙ 1 0 - 6 Modbus RTU for variable frequency drive DA1, DC1, DE1 09/16 MN040018EN www.eaton.com...
  • Page 59 P-40 Display Scale 10000 ≙ 10.000 0 - 16.000 (Bit 0 - Bit 13) P-40 Display Scale Source 1 ≙ 1 0 - 2 (Bit 4, Bit 15) Modbus RTU for variable frequency drive DA1, DC1, DE1 09/16 MN040018EN www.eaton.com...
  • Page 60 Motor Stator Induktivität q-Achse 0.0 mH - 6553.5 mH P-67 f-DCBremse@Stopp 3000 ≙ 50.0 Hz 0.0 Hz - P-01 P-68 DC-Brake Current 10 ≙ 1.0 % 0,0 % - 100.0 % Modbus RTU for variable frequency drive DA1, DC1, DE1 09/16 MN040018EN www.eaton.com...

  • Page 61: Parameters For De1 Variable Speed Starters

    DCBrakeVoltage 100 ≙ 10 % 0 - P-07 P-28 f-DCBrake@Stop 3000 ≙ 50 Hz 0 - P-01 P-29 Switching Frequency STOP 1 ≙ 1 0, 1, …, 5 Modbus RTU for variable frequency drive DA1, DC1, DE1 09/16 MN040018EN www.eaton.com...
  • Page 62 RO1 Function 0, 1, …, 9 P-52 RO1 upper limit 0.0 - 200.0 % P-53 RO1 Hysteresis 0.0 - 100.0 % P-54 RO1 Switch-On Delay 0.0 - 250.0 s Modbus RTU for variable frequency drive DA1, DC1, DE1 09/16 MN040018EN www.eaton.com...

  • Page 63: Alphabetical Index

    ......25 Modbus RTU for variable frequency drive DA1, DC1, DE1 09/16 MN040018EN www.eaton.com...

This manual is also suitable for:

Powerxl dc1Powerxl de1

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