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Littelfuse SE-330 Manual

Se-330 series modbus/tcp interface
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Tel: +1-800-832-3873
E-mail: techline@littelfuse.com
www.littelfuse.com/SE-330
SE-330 SERIES (NEW REVISION) MODBUS/TCP INTERFACE
Revision 0-E-121117
Copyright  2018 Littelfuse Startco Ltd.
All rights reserved.
Document Number: PM-1204-EN

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Summary of Contents for Littelfuse SE-330

  • Page 1 Tel: +1-800-832-3873 E-mail: techline@littelfuse.com www.littelfuse.com/SE-330 SE-330 SERIES (NEW REVISION) MODBUS/TCP INTERFACE Revision 0-E-121117 Copyright  2018 Littelfuse Startco Ltd. All rights reserved. Document Number: PM-1204-EN...
  • Page 2 Page i SE-330 Series (New Revision) Modbus/TCP Interface Rev. 0-E-121117 This page intentionally left blank.

  • Page 3: Table Of Contents

    ISCLAIMER ECTION Specifications are subject to change without notice. General ..............1 Littelfuse Startco is not liable for contingent or consequential Modbus Protocol ..........1 damages, or for expenses sustained as a result of incorrect 2.1 Protocol Setup............1 application, incorrect adjustment, or a malfunction.
  • Page 4 Page iii SE-330 Series (New Revision) Modbus/TCP Interface Rev. 0-E-121117 This page intentionally left blank.

  • Page 5: Modbus Protocol

    2.3.2 W RITE INGLE EGISTER SE-330 ordering options 3, 4, 5, 6, 7 and 8 include dual Function Code 6 writes a single 16-bit value to the Ethernet ports with support for fiber-optic or RJ45 SE-330. interfaces. See Figs. 1, 2, and 3.

  • Page 6: Error Responses

    TATUS AND NDICATION Communication status LED’s are located on the top panel of the SE-330. The Network Status (NS) LED will indicate solid green when there is link activity, flashing green when there are no active connections and will flash red when any link has timed out.

  • Page 7: Top View Of Se-330 (Se-330-X3-Xx) With Dual Rj-45 Ethernet Network Communications

    Page 3 SE-330 Series (New Revision) Modbus/TCP Interface Rev. 0-E-121117 FIGURE 1. Top View of SE-330 (SE-330-X3-XX) with Dual RJ-45 Ethernet Network Communications. FIGURE 2. Top View of SE-330 (SE-330-X4-XX) with Single Fiber SC and Single RJ-45 Ethernet Network Communications.

  • Page 8: Dual Fiber Sc Ethernet Network Communications

    Page 4 SE-330 Series (New Revision) Modbus/TCP Interface Rev. 0-E-121117 FIGURE 3. Top View of SE-330 (SE-330-X5-XX) with Dual Fiber SC Ethernet Network Communications.

  • Page 9: Appendix Amodbus Register Table

    Page 5 SE-330 Series (New Revision) Modbus/TCP Interface Rev. 0-E-121117 APPENDIX A MODBUS REGISTER TABLE TTRIBUTE TTRIBUTE ERVICES OTES UMBER Model Code Read Only Always Reads 330 Software Version Read Only Where 100 = 1.00 Serial Number Read Only T2 (Low)
  • Page 10 Page 6 SE-330 Series (New Revision) Modbus/TCP Interface Rev. 0-E-121117 TTRIBUTE TTRIBUTE ERVICES OTES UMBER Diagnostic Read Only Trip Status Read Only Set-Point Status Read Only RECORDHEAD Read Only RECORDCOUNT Read Only RECORD_INDEX RECORD_DATE Read Only T6 (Low) RECORD_DATE Read Only...
  • Page 11 Page 7 SE-330 Series (New Revision) Modbus/TCP Interface Rev. 0-E-121117 TTRIBUTE TTRIBUTE ERVICES OTES UMBER Gateway 1 T28 (Low) T28 (High) MAC Address 1 Read Only T29 (Word0) Read Only T29 (Word1) Read Only T29 (Word2) IP Address 2 T28 (Low)
  • Page 12 Page 8 SE-330 Series (New Revision) Modbus/TCP Interface Rev. 0-E-121117 Data Types (continued) ESCRIPTION OTES Long Date Bits 31..16: Year in Binary Bits 15..8: 1-12 Months in Binary Bits 7..0: 1-31 Days in Binary Long Time Bits 31..24: 0-23 Hours in Binary Bits 23..16: 0-60 Minutes in Binary...
  • Page 13 Page 9 SE-330 Series (New Revision) Modbus/TCP Interface Rev. 0-E-121117 Data Types (continued) ESCRIPTION OTES Short 0 = 1.0 1 = 1.2 2 = 1.4 3 = 1.6 4 = 1.8 5 = 2.0 6 = 2.2 7 = 2.4 8 = 2.6...
  • Page 14 Page 10 SE-330 Series (New Revision) Modbus/TCP Interface Rev. 0-E-121117 Data Types (continued) ESCRIPTION OTES Short 1 = Healthy 0 = Not Healthy Short 0 = NONE 1 = Factory Default 0 2 = Factory Default 1 3 = Upgrade 0...
  • Page 15 Page 11 SE-330 Series (New Revision) Modbus/TCP Interface Rev. 0-E-121117 Data Types (continued) ESCRIPTION OTES Register +0: Char[0] and Char[1]. Char[0] at Char MSByte Register +1: Char[2] and Char[3]. Char[2] at MSByte Register +N: Char[N*2] and Char[N*2+1]. Char[N*2] at MSByte...

  • Page 16: Specifications

    Page 12 SE-330 Series (New Revision) Modbus/TCP Interface Rev. 0-E-121117 APPENDIX B SE-330 SERIES (NEW REVISION) MODBUS/TCP INTERFACE REVISION HISTORY MANUAL RELEASE DATE MANUAL REVISION December 11, 2017 0-E-121117 June 25, 2015 0-D-062515 July 17, 2014 0-C-071714 February 3, 2014...

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