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Modbus/TCP
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Modbus/TCP
Product catalog summary
Overview: The TB20-C is a Modbus/TCP bus coupler designed for industrial automation, allowing data access from peripheral modules using the Modbus/TCP protocol. It supports up to 64 modules connected in series and features an integrated two-port switch for star and line topology configurations.
Key Features:
- Hot-swapping capability for module replacement during operation.
- 24 V DC power supply with an integrated unit for peripheral modules (2.5 A).
- USB device port for diagnostics, parameter configuration, setup, and firmware updates using the "TB20 ToolBox".
- Simultaneous access to up to 10 stations (TCP connections).
- Large I/O image table size of 2048 bytes for input and output data.
- Control and status registers for configuring and monitoring the coupler's behavior.
- Supports Modbus function codes 1, 2, 3, 4, 5, 6, 15, 16, 22, 23.
Technical Specifications:
- Order number: 600-170-1AA11
- Dimensions: 110 x 35 x 73 mm; Weight: Approx. 115 g
- Transmission rate: 10/100 Mbps with automatic detection
- Connection: 2 x RJ45 for Modbus interface, 1 x Mini-USB for USB interface
- Electrical isolation: 1.5 kV
- Voltage supply: 24 VDC, range 18–28 VDC
- Current draw without modules: 75 mA; Power dissipation: Max. 8 W
- Ambient temperature: 0 °C to +60 °C; Storage temperature: -20 °C to +80 °C
- Protection rating: IP 20
- Certifications: CE, UL; Compliance with RoHS and REACH
Environmental and Compliance:
- Noise immunity: DIN EN 61000-6-2 “EMC Immunity”
- Interference emission: DIN EN 61000-6-4 “EMC Emission”
- Vibration and shock resistance: DIN EN 60068-2-8:2008 “Vibration”, DIN EN 60068-27:2010 “Shock”
Manufacturer Information: Helmholz GmbH & Co. KG, Hannberger Weg 2, 91091 Großenseebach, Germany. Contact: Phone +49 9135 7380-0, Fax +49 9135 7380-110, Email [email protected], Website www.helmholz.de
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Catalog excerpts
Helmholz COMPATIBLE WITH YOU v TB20-C, Bus coupler Modbus/TCP Modbus/TCP Anderungen und Irrtumer vorbehalten. 02-2019 Helmholz GmbH & Co. KG | Hannberger Weg 2 | 91091 Groftenseebach | Germany Phone +49 9135 7380-0 | Fax +49 9135 7380-110 | [email protected] | www.helmholz.d
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Helmholz COMPATIBLE WITH YOU Helmholz GmbH & Co. KG | Hannberger Weg 2 | 91091 Groftenseebach | Germany Phone +49 9135 7380-0 | Fax +49 9135 7380-110 | [email protected] | www.helmholz.de Anderungen und Irrtumer vorbehalten. 02-2019
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*Prices are pre-tax. They exclude delivery charges and customs duties and do not include additional charges for installation or activation options. Prices are indicative only and may vary by country, with changes to the cost of raw materials and exchange rates.