PCM-24D4R4 - 4 Port Non-Isolated RS-422/485 (DB37) mPCIe iDoor Module and Bracket


Advantech’s iDoor technology is a design concept which utilises the miniPCIe format. By using standardised iDoor modules and interfaces, iDoor technology gives customers the flexibility to configure their various I/O requirements based on different applications.


This product fully adheres to the Restriction of Hazardous Substances Directive 2002/95/EC, RoHS for short.  The directive covers the restriction of use of certain hazardous substances in electrical and electronic equipment and was adopted in February 2003 by the European Union.


CE is a mandatory standard for products on the market in the European Economic Area. By CE marking a product, the manufacturer ensures that the item meets the essential safety requirements set out in the applicable CE directive.

FCC Approved

The Federal Communications Commission (FCC) is an independent agency of the United States government that sets standards and governs the testing of conducted and radiated emissions such as EMI.

Featured in:Advantech iDoor Solution

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4 Port Non-Isolated RS-422/485 (DB37) mPCIe iDoor Module and Bracket

* Lead time is indicative and is subject to change at time of ordering. Next business day delivery on in-stock products only (when ordered before 3pm).
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PCM-24D4R4 overview


The PCM-24 series are communication modules for the latest Advantech iDoor technology platforms and are compatible with the Mini PCI-Express Card specification revision 1.2.

These innovative modules come complete with a mounting bracket for easy integration in to any base computing platform which supports iDoor technology thus expanding the platform's I/O and comms capability.

For more information about the PCM-24D4R4 and our system integration service, contact our technical sales team on +44 (0)1782 337 800 or alternatively submit an enquiry form.

  • Meets Advantech standard iDoor Technology
  • Mini PCI Express Card specification revision 1.2 compliant
  • Speeds up to 921.6kbps for extremely fast data transmission
  • Supports any baud rate setting (50bps to 921.6kbps)
  • Supports both isolated and non-isolated protection with 2/4 Ports RS-232/422/485
  • I/O address automatically assigned by PCIe plug and play
  • Operating systems supported: Windows 2000/XP/Vista/7, and Linux 2.4/2.6
  • OXPCIe952/OXPCIe954 UART with 128-byte FIFOs standard
  • Supports embedded automation PC UNO-2200/2300/2400 series
  • Supports control DIN-rail PC UNO-1200/1300/1400 series
  • Supports control cabinet PC UNO-3200/3300/3400 series
  • Supports control panel computers TPC-xx81/xx82 series
  • Supports thin client panel computers TPC-xx51 series
  • "Supports <a href=""/i/idoor_flexible-i~o-expansion-modules-from-advantech.htm"">iDoor</a> technology for diverse applications"
Enquire about the PCM-24D4R4
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T: +44 (0)1782 337 800 • E: sales@impulse-embedded.co.uk

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