Danfoss CWH1000 Technical Information

Can wireless hub

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MAKING MODERN LIVING POSSIBLE
Technical Information
CWH1000
CAN Wireless Hub
powersolutions.danfoss.com

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Summary of Contents for Danfoss CWH1000

  • Page 1 MAKING MODERN LIVING POSSIBLE Technical Information CWH1000 CAN Wireless Hub powersolutions.danfoss.com...
  • Page 2: Technical Information

    Technical Information CWH1000 Wireless Hub Revision History Table of Revisions Date Changed Mar 2014 First edition, Danfoss layout-DITA CMS L1321661 • Rev AA • Mar 2014...
  • Page 3: Table Of Contents

    CWH1000 network parameters..............................12 CWH1000 channel group number ............................ 13 CWH1000 power level................................13 CWH1000 Max Sensor parameter............................13 Pairing CWH1000 to WMS1000 and a machine position....................14 WMSS1000 position on the machine..........................14 CWH1000 to WMSS1000 pairing process........................15 Specifications CWH1000 electrical..................................16 CWH1000 environmental................................16...
  • Page 4: Product Overview

    CWH1000 Wireless Hub Product overview CWH1000 CAN Wireless Hub The Danfoss CWH1000 CAN Wireless Hub provides a gateway between the WMSS1000 Wireless Multi- Sonic Sensors and the machine controller by transmitting and receiving data to and from the WMSS1000(s). Dual radio modules allow redundancy for improved communication robustness. The CWH1000 is easily integrated into CAN bus systems.
  • Page 5: User Liability And Safety Statements

    User liability and safety statements OEM responsibility The OEM of a machine or vehicle in which Danfoss products are installed has the full responsibility for all consequences that might occur. Danfoss has no responsibility for any consequences, direct or indirect, caused by failures or malfunctions.
  • Page 6: Conformance And Compliance

    Technical Information CWH1000 Wireless Hub Conformance and compliance CWH1000 compliance statement IC: 5969A-PROFLEX1; FCC ID: TFB-PROFLEX1 This device complies with part 15 of the FCC Rules. Operation is subject to the following two conditions: (1) This device may not cause harmful interference, and (2) this device must accept any interference received, including interference that may cause undesired operation.
  • Page 7: Theory Of Operation

    CWH1000 theory of operation The CWH1000 CAN Wireless Hub is paired with up to (10) WMSS1000 Wireless Multi-Sonic Sensors at a time. The hub collects data from all of the sensors and transmits this data on the CAN bus acting as a wireless gateway between the sensors and the machine CAN bus.
  • Page 8: Ordering Information

    Technical Information CWH1000 Wireless Hub Ordering information CWH1000 ordering information CWH1000 and related products Product Danfoss Part Number CWH1000 CAN Wireless Hub 11138885 CG150 CAN/USB Gateway 10104136 WMSS1000 Wireless Multi-Sonic Sensor 11135819 L1321661 • Rev AA • Mar 2014...
  • Page 9: Product Installation

    51.7 [2.03] 47.1 [1.85] P200 121 CWH1000 mechanical installation The CWH1000 contains radio antennas. For best performance follow the guidelines listed below. The CWH1000 should be mounted: • In a central location on the machine with respect to the wireless sensors.
  • Page 10: Connector

    There is a 0.68 uF capacitor and a 1 Ohm resistor in series to ground on this input for CAN shield termination. Configuration Input RCONFIG_1 Configuration resistor sets source address, see Setting the CWH1000 source address for further information. L1321661 • Rev AA • Mar 2014...
  • Page 11: Recommended Machine Wiring Guidelines

    Technical Information CWH1000 Wireless Hub Recommended machine wiring guidelines 1. All wires must be protected from mechanical abuse. Wires should be run in flexible metal or plastic conduits. 2. Use 85˚ C [185˚ F] wire with abrasion resistant insulation. 105˚ C [221˚ F] wire should be considered near hot surfaces.
  • Page 12: Cwh1000 Wireless Communications

    During power up, the CWH1000 checks a switchable internal parameter to see if it should operate in configuration mode or run mode. If the CWH1000 is set to configuration mode, it will initialize to the configuration channel and listen for any free sensors not already in a channel group.
  • Page 13: Cwh1000 Channel Group Number

    CWH1000. The minimum number is 0 and the maximum number is 10. If the number of paired sensors is less than the Max Sensor number or if one of the wireless sensors is turned off, the CWH1000 will still transmit out the missing sensor’s respective CAN packets in run mode but will fill the data fields with 0xFF to signify a missing sensor.
  • Page 14: Pairing Cwh1000 To Wms1000 And A Machine Position

    Setting the Max Sensor value lets the system detect several error conditions, such as a loss of a sensor during operation or accidentally assigning two sensors the same machine position (PLID). Pairing CWH1000 to WMS1000 and a machine position WMSS1000 position on the machine To assign a WMSS1000 Multi-Sonic Sensor to a given position on a machine, the sensor must be assigned a PLID (Programmable Location ID) number.
  • Page 15: Cwh1000 To Wmss1000 Pairing Process

    Technical Information CWH1000 Wireless Hub CWH1000 wireless communications CWH1000 to WMSS1000 pairing process Diagram of the pairing process Start Turn on the CWH1000 Config mode Switch to config mode Run mode (XID=0x14) (XID=0x27) run mode? Config mode (XID=0x24) [USA only]...
  • Page 16: Specifications

    Technical Information CWH1000 Wireless Hub Specifications CWH1000 electrical Wireless Hub Power Input Symbol Description Values Notes Min. Typ. Max. Operating voltage 36 V Typical idle current 100mA CWH1000 environmental Environmental -40° C to 70° C (-40° F to 158°) Operating temperature range -40°...
  • Page 17 Technical Information CWH1000 Wireless Hub L1321661 • Rev AA • Mar 2014...
  • Page 18 Technical Information CWH1000 Wireless Hub L1321661 • Rev AA • Mar 2014...
  • Page 19 Technical Information CWH1000 Wireless Hub L1321661 • Rev AA • Mar 2014...
  • Page 20 Phone: +86 21 3418 5200 Danfoss can accept no responsibility for possible errors in catalogues, brochures and other printed material. Danfoss reserves the right to alter its products without notice. This also applies to products already on order provided that such alterations can be made without subsequential changes being necessary in specifications already agreed.

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