The bus coupler is intended for use within a Modbus/TCP (UDP) network. The bus coupler creates the link to the Inline I/O system and the industrial I/O signals connected to it. Up to 63 Inline devices can be connected to the bus coupler. The bus coupler supports a maximum of 16 PCP devices.
IL ETH BK-PAC
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Bus coupler
2702372
Inline, Bus coupler, Modbus/TCP (UDP), RJ45 jack, transmission speed in the local bus: 500 kbps / 2 Mbps, degree of protection: IP20, including Inline connector and labeling field; The product is being prepared for compliance with the Cyber Resilience Act (CRA).
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| Dimensional drawing |
|
| Width | 40 mm |
| Height | 119.4 mm |
| Depth | 71.5 mm |
| Note on dimensions | Housing dimensions |
| Note on application | |
| Note on application | As things stand now, we are preparing the product so that, as of December 11, 2027, it will comply with the requirements of the EU Cyber Resilience Act (CRA) based on the information currently available regarding the CRA. |
| Mounting type | DIN rail mounting |
| Mounting position | any |
| Color (Housing) | green (RAL 6021) |
| Supported protocols | Modbus/TCP (UDP) |
| SNMP | |
| HTTP | |
| TFTP | |
| FTP | |
| BootP | |
| DHCP | |
| DCP | |
| Modbus/TCP (UDP) | |
| Number of interfaces | 2 |
| Connection method | RJ45 jack |
| Note on the connection method | Auto negotiation and autocrossing |
| Transmission speed | 10/100 Mbps |
| Transmission physics | Ethernet in RJ45 twisted pair |
| Inline local bus | |
| Number of interfaces | 1 |
| Connection method | Inline data jumper |
| Transmission speed | 500 kbps / 2 Mbps (automatic detection, no combined system) |
| System limits | |
| Number of supported devices | max. 63 (per station) |
| Number of local bus devices that can be connected | max. 63 |
| Number of devices with parameter channel | max. 16 |
| Number of supported branch terminals with remote bus branch | 3 |
| Programming data | |
| Register length (master) | 512 Byte |
| Product type | I/O component |
| Product family | Inline |
| Type | modular |
| Mounting position | any |
| Scope of supply | including Inline connector and labeling field |
| Special properties | The product is being prepared for compliance with the Cyber Resilience Act (CRA) |
| Insulation characteristics | |
| Overvoltage category | II (IEC 60664-1, EN 60664-1) |
| Pollution degree | 2 (IEC 60664-1, EN 60664-1) |
| Maximum power dissipation for nominal condition | 3.8 W |
| Potentials: Bus coupler supply UBK; Communications power UL (7.5 V) and the analog supply UANA (24 V) are generated from the bus coupler supply. | |
| Supply voltage | 24 V DC (via Inline connector) |
| Supply voltage range | 19.2 V DC ... 30 V DC (including all tolerances, including ripple) |
| Current draw | max. 0.95 A (with max. number of connected I/O terminal blocks) |
| typ. 74 mA (no local bus devices connected) | |
| Potentials: Communications power (UL) | |
| Supply voltage | 7.5 V DC |
| Power supply | max. 0.8 A DC |
| Potentials: Supply of analog modules (UANA) | |
| Supply voltage | 24 V DC |
| Supply voltage range | 19.2 V DC ... 30 V DC (including all tolerances, including ripple) |
| Power supply | max. 0.5 A DC |
| Potentials: Main circuit supply (UM) | |
| Supply voltage | 24 V DC (via Inline connector) |
| Supply voltage range | 19.2 V DC ... 30 V DC (including all tolerances, including ripple) |
| Power supply | max. 8 A DC (sum of UM + US) |
| Potentials: Segment circuit supply (US) | |
| Supply voltage | 24 V DC (via Inline connector) |
| Supply voltage range | 19.2 V DC ... 30 V DC (including all tolerances, including ripple) |
| Power supply | max. 8 A DC (sum of UM + US) |
| Electrical isolation/isolation of the voltage ranges | |
| Test voltage: Ethernet interface 1 / Ethernet interface 2 | 1500 V AC, 50 Hz, 1 min |
| Test voltage: Ethernet interface 1 / logic (UBK, UL, UANA) | 1500 V AC, 50 Hz, 1 min |
| Test voltage: Ethernet interface 1 / I/O (UM, US) | 1500 V AC, 50 Hz, 1 min |
| Test voltage: Ethernet interface 1 / functional ground | 1500 V AC, 50 Hz, 1 min |
| Test voltage: Ethernet interface 2 / logic (UBK, UL, UANA) | 1500 V AC, 50 Hz, 1 min |
| Test voltage: Ethernet interface 2 / I/O (UM, US) | 1500 V AC, 50 Hz, 1 min |
| Test voltage: Ethernet interface 2 / functional ground | 1500 V AC, 50 Hz, 1 min |
| Test voltage: Communications power (UBK, UL, UANA) / I/O (UM, US) | 500 V AC, 50 Hz, 1 min |
| Test voltage: Communications power (UBK, UL, UANA) / functional ground | 500 V AC, 50 Hz, 1 min |
| Test voltage: I/O (UM, US) / functional ground | 500 V AC, 50 Hz, 1 min |
| Connection technology | |
| Connection name | Inline connector |
| Inline connector | |
| Connection method | Spring-cage connection |
| Conductor cross-section, rigid | 0.08 mm² ... 1.5 mm² |
| Conductor cross-section, flexible | 0.08 mm² ... 1.5 mm² |
| Conductor cross-section AWG | 28 ... 16 |
| Stripping length | 8 mm |
| Ambient conditions | |
| Ambient temperature (operation) | -25 °C ... 55 °C |
| Degree of protection | IP20 |
| Air pressure (operation) | 70 kPa ... 106 kPa (up to 3000 m above sea level) |
| Air pressure (storage/transport) | 70 kPa ... 106 kPa (up to 3000 m above sea level) |
| Ambient temperature (storage/transport) | -40 °C ... 85 °C |
| Permissible humidity (operation) | 10 % ... 95 % (non-condensing) |
| Permissible humidity (storage/transport) | 10 % ... 95 % (non-condensing) |
| Mechanical test | |
| Vibration resistance in accordance with EN 60068-2-6/IEC 60068-2-6 | 5g |
| Shock in accordance with EN 60068-2-27/IEC 60068-2-27 | 25g |
| Protection class | III (IEC 61140, EN 61140, VDE 0140-1) |
Edut
2 Ethernet ports (with integrated switch)
Transmission speed of 10 Mbps and 100 Mbps
Automatic detection of the transmission speed in the local bus (500 kbps or 2 Mbps)
Support for three branch terminals as a remote bus branch (32 remote bus devices in total)
Firmware can be updated
Data exchange via OPC server supported
Software interface for access via TCP/IP: Device Driver Interface (DDI)
Web-based management
Security in the network: Port disconnection possible via web-based management