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Compact grey industrial converter with terminal block connectors on both sides, DIN rail mount, isolated CAN interface

UOTEK

UOTEK UT-2506A RS232 RS485 to CANbus Converter

SKU CH-CKP3-HH7VV

Converts RS-232 and RS-485 signals to CAN Bus with three conversion modes, isolated CAN interface, surge protection, and an industrial temperature range of -40 to 85 °C

  • TypeCAN BUS Converter
  • Connector ATerminal Block
  • Connector BTerminal Block
  • Bidirectional CAN-to-serial gateway supports CAN 2.0 protocol
  • Wide CAN-bus speed range from 5 Kbps to 1 Mbps
  • Serial interface handles 600 bps to 230 Kbps for legacy gear
  • Three conversion modes including Modbus protocol translation
  • Isolated CAN port with surge protection rated for -40 to 85 °C

Industrial CAN Bus Converter

The UOTEK UT-2506A is a new industrial-grade data converter that enables bidirectional communication between CAN Bus networks and RS-232 or RS-485 serial interfaces. It supports the CAN 2.0 protocol and provides three selectable conversion modes including transparent, transparent with identity, and Modbus protocol translation. The unit operates on a 12-36V DC supply and draws less than 150mA at 12V.

Engineers integrating legacy serial equipment

This converter suits system integrators connecting CAN-based controllers to existing RS-232/485 infrastructure in automation, process control or data acquisition projects. The wide -40 to 85 Celsius operating range and isolated CAN interface with surge protection make it viable for outdoor or electrically noisy environments. Buyers needing Ethernet, USB or wireless connectivity, or those requiring higher-level protocol stacks beyond Modbus, should look at other gateway types.

12-36V DC input with isolated CAN port

The single decisive specification is the galvanically isolated CAN interface combined with the 12-36V DC power range, which determines whether the module can be powered from and survive the electrical conditions inside a given control cabinet or field enclosure.

Highlights

  • Bidirectional CAN-to-serial gateway supports CAN 2.0 protocol
  • Wide CAN-bus speed range from 5 Kbps to 1 Mbps
  • Serial interface handles 600 bps to 230 Kbps for legacy gear
  • Three conversion modes including Modbus protocol translation
  • Isolated CAN port with surge protection rated for -40 to 85 °C

Specifications

BrandUOTEK
ModelUT-2506A
TypeCAN BUS Converter
Connector ATerminal Block
Connector BTerminal Block

Questions about this item

How do I mount and wire the UT-2506A on a DIN rail, and what is the common wiring mistake?

Snap the included rail base onto a standard DIN rail, then connect 12-36V DC to the power terminals and wire CAN-H, CAN-L, RS-232 TX/RX/GND or RS-485 A/B/GND to the terminal blocks; the frequent error is swapping CAN-H and CAN-L or reversing RS-485 A and B, which stops all communication.

What maintenance or replacement will the UT-2506A need after extended industrial use?

The unit has no moving parts or field-replaceable modules; plan only periodic inspection of terminal-block screw tightness and verification that the 12-36V DC supply stays within spec, as prolonged voltage drift or vibration-loosened wires are the typical causes of later failure.

Which limit appears first when the UT-2506A runs continuously at high data rates in a hot cabinet?

The 85 °C operating-temperature ceiling is reached before the 150 mA @ 12 V current limit or the 1 Mbps CAN / 230 Kbps RS-232/485 bandwidth limits, so sustained heavy traffic in a poorly ventilated enclosure will trigger thermal shutdown first.

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