User Guide
Wireless M-Bus Interface
Applies to: ZHM-20, ZHM-21
EPI-085-00
© EpiSensor
Страница 1: ...User Guide Wireless M Bus Interface Applies to ZHM 20 ZHM 21 EPI 085 00 EpiSensor...
Страница 2: ...ning 7 Preset Settings 7 Valid Baud Rates 7 Connection 7 Reading Data 7 Valve Control 8 User Interface 9 Status LED 10 Alt LED 11 Mode Button 11 Install Mode 11 Electrical Installation 12 Mechanical 1...
Страница 3: ...Sensors 16 Ordering Information 17 Troubleshooting Support 17 Warranty 18 Glossary 18 Page 3 of 18...
Страница 4: ...d be installed operated serviced and maintained only by qualified personnel No responsibility is assumed by EpiSensor for any consequences arising out of the use of this material A qualified person is...
Страница 5: ...fundamental installation requirements may lead to personal injury as well as damage to electrical equipment or other property Before performing Dielectric Hi Pot or Megger testing on any equipment in...
Страница 6: ...M Bus wired communications standard The ZHM 21 also includes a relay output that can control a valve allowing remote shut off via the API on the EpiSensor Gateway The ZHM reports report data through...
Страница 7: ...on Connection The connection to the M Bus slave is done using a 2 core cable T he bus interfaces of the slaves are polarity independent that is the two bus lines can be interchanged without affecting...
Страница 8: ...communications terminals and polarity are shown on the following diagram Valve Control This section of the document has information on the switching capability of the ZHM 21 The relay on the ZHM 21 c...
Страница 9: ...l information on the relays like rated voltages currents and type please check the ZHM datasheet User Interface There are two LED s and one button on the front panel of the ZHM product range that are...
Страница 10: ...table below lists all possible LED flash sequences and their meaning Flash Sequence Description Diagram Heartbeat The node is operating correctly and has successfully joined a wireless network Inverse...
Страница 11: ...pulse speed indicating the wireless signal strength of the reply Automatically expires after 5 minutes 6 Reboot the node Security keys for the wireless network the node is joined to will not be erase...
Страница 12: ...HM should be connected via a switched junction box and breaker to protect the cable Also please ensure that the live connection is made on the same circuit as the neutral connection where residual cur...
Страница 13: ...ed on a vertical surface spaced 122mm vertically apart The head of the screw should be less than 8 5mm in diameter and the screw thickness should be less than 4 5mm The screws should be left unscrewed...
Страница 14: ...lid apply pressure to the enclosure so the gasket is compressed and tighten each screw gradually and in sequence Tamper Evident Seals Some applications particularly applications where data is used fo...
Страница 15: ...uipment Safety Alert This is the safety alert symbol It is used to alert you to potential personal injury hazards Obey all safety messages that follow this symbol to avoid possible injury or death Dan...
Страница 16: ...io module used across the EpiSensor product range a power amplified version and non power amplified version The power output of nodes with a power amplified module can be configured with an output pow...
Страница 17: ...ing Information EpiSensor products are available to order directly or via EpiSensor s distribution partners The following table lists the available ZHM options SKU Description ZHM 20 Mains powered M B...
Страница 18: ...data within the EpiSensor system Node Used to describe a physical EpiSensor product Gateway The central computer that managed the EpiSensor system ZigBee IEEE 802 15 4 Wireless communications standard...
