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8
Smart Infrastructure

A6V10844290_en--_b

2019-10-21

Technical design

Topology

The M-bus permits various network topologies. The devices can be connected to the level
converter in a line, bus, star, or tree topology, or a combination thereof.

Ring topology is not permitted.

Bus cable polarity is not relevant, simplifying installation.

Line topology

Bus topology

Star topology

Tree topology

Содержание WTV531-GA5060

Страница 1: ...via the Internet using an optional web server Connect up to 60 M bus devices max 60 simply M bus loads Use up to six level converters on one M bus network with a max of 360 simple M bus loads Local data read out with the ACT531 PC software via USB or the RS 232 interface Remote read out via M bus web server Local data read out via a PXC device via the RS 232 interface Reads a max 1 000 logical dev...

Страница 2: ... be connected in parallel to a M bus web server WTV676 Master on a M bus network Up to 60 M bus devices can be connected to each level converter WTV531 The level converter can be used As individual components on a M bus network To extend a M bus network by up to six level converters connected in parallel You can also use the level converter at your own risk as an interface to suitable software and...

Страница 3: ... a max of 1 000 logical devices The level converter is operated as the master The data is read locally via the USB connection A Level converter as master B Laptop with ACT531 software Local data read out using the ACT531 PC software via the RS 232 interface The level converter can also be connected to a laptop via a RS 232 interface 6 6 6 6 7 7 7 7 8 9 M Bus MASTER Vin LC 3 4 A B C VA VB 5 1 2 USB...

Страница 4: ...e terminals A B C The following slave level converters B can be connected via the M bus slave connection The data can be read via the web server from anywhere on the Internet A maximum of 250 devices can be read via M bus web server WTV676 A Level converter as master B Level converter as slave NOTICE The level converter is connected as a slave B to the web server A terminals M1M2 of the web server...

Страница 5: ...rmation on the Desigo CC management platform is available in the engineering guide Desigo TM TX Open TX M bus document CM110572 See Section Product documentation 12 TXI2 OPEN Desigo CC 6 6 6 6 7 7 7 7 8 9 M Bus MASTER Vin LC 3 4 A B C VA VB 5 1 2 USB Activity TXD RXD M Bus Error M Bus Ready Power M Bus SLAVE WEV531 GA5060 The level converter can be used in various ways Up to 60 M bus devices can b...

Страница 6: ...converters connected in parallel It is connected with a serial connection to the master level converter and in parallel to other level converters A maximum of six level converters can be integrated in parallel and connected to a M bus web server WTV676 A maximum of five level converters can be connected in parallel to a master level converter WTV531 A maximum of 360 M bus loads or 1 000 logical de...

Страница 7: ...No data transmission RXD The LED indicates the receive state on the M bus master terminals 6 and 7 On Data is being received Off No data is being received M bus error The LED indicates the state of the M bus power supply On Bus overload short circuit or too many devices on the bus Off No faults recognized M bus ready The LED indicates that bus power is correct and there are no anomalies On Bus pow...

Страница 8: ...rmits various network topologies The devices can be connected to the level converter in a line bus star or tree topology or a combination thereof Ring topology is not permitted Bus cable polarity is not relevant simplifying installation Line topology Bus topology Star topology Tree topology ...

Страница 9: ...9 Smart Infrastructure A6V10844290_en _b 2019 10 21 Combination of topologies Ring topology ...

Страница 10: ... expansion Plant type Maximum distance Total cable length Cable cross section Number of devices slaves Max transmission rate Small residential buildings 350 m 1000 m 0 8 mm2 250 9600 baud Large residential buildings 350 m 4000 m 0 8 mm2 250 2400 baud 64 9600 baud Small developments 1000 m 4000 m 0 8 mm2 64 2400 baud Large developments 3000 m 5000 m 1 5 mm2 64 2400 baud Direct vicinity 5000 m 7000 ...

Страница 11: ...ions for following level converters if this one is used as the master Terminals 6 and 7 C Non isolated connections to connect to a M bus web server and or Connections to connect the prior level converter if this level converter is used as a slave Terminals 1 and 2 D Non isolated serial interface RS232 to connect to a laptop or M bus master A TX B RX C GND Terminals 3 4 and 5 E Laptop connection Mi...

Страница 12: ...b server for remote meter data reading S55563 F150 WTV676 HB6035 Read software for local data reading at the level converter ACT531 Product documentation Topic Title Document ID Device mounting wiring connecting peripheral devices Mounting instructions level converter WTV531 A6V10844308 Engineering commissioning operation and troubleshooting User manual level converter WTV531 and Web Server WTV534...

Страница 13: ...ice is considered an electronic device for disposal in accordance with the European Guidelines and may not be disposed of as domestic garbage Dispose of the device through channels provided for this purpose Comply with all local and currently applicable laws and regulations Warranty service Technical data on specific applications are valid only together with Siemens products listed under Equipment...

Страница 14: ... B To connect to a laptop with installed ACT531 software Interface USB 2 0 Non isolated plug Mini USB B Data rate 1 5 Mbps and 12 Mbps Max cable length 3 m RS 232 Galvanically isolated connection with a laptop data logger Max cable length 3 m Terminal 3 A TX laptop data logger receiving line Terminal 4 B RX laptop data logger transmission line Terminal 5 C GND interface reference voltage M bus Ref...

Страница 15: ...gree of protection IP class IP20 per EN60529 Protection class III as per EN 62368 1 Ambient conditions Operation as per EN 60721 3 3 Climatic conditions Class 3K5 Temperature 10 55 C Air humidity 5 95 r h Mechanical conditions Class 3M2 Transportation as per EN 60721 3 2 Climatic conditions Class 2K3 Temperature 25 65 C Air humidity 5 95 Mechanical conditions Class 2M2 Storage as per EN 60721 3 1 ...

Страница 16: ...cture Global Headquarters Theilerstrasse 1a CH 6300 Zug Tel 41 58 724 2424 www siemens com buildingtechnologies Siemens Switzerland Ltd 2016 Technical specifications and availability subject to change without notice Document ID A6V10844290_en _b Edition 2019 10 21 Dimensions H 62 mm All dimensions in mm ...

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