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Green printed circuit board with gold edge connector and integrated circuit chips

Ruth's sister

Ruth's sister PCL-731 48 Bit Digital I/O Card REV.A1

SKU CH-JAX1-QQ30M

A 48-bit digital I/O card that simulates Advantech 8255 mode 0 for testing

  • 48-bit digital I/O for Advantech compatibility
  • 8255 PPI Mode 0 simulation enables precise testing
  • REV.A1 revision ensures current design specification
  • Internal power cable form factor fits standard slots

48-bit digital I/O card

The PCL-731 revision A1 provides 48 bits of digital input and output for industrial and laboratory systems. It is designed to simulate an Advantech 48-bit digital I/O card operating in 8255 PPI mode 0. Engineers and integrators use it for test fixtures, automation rigs and legacy hardware validation where that specific register-level behaviour is required.

Thermals noise and power draw

The card draws modest power from the host bus and runs without active cooling. Passive operation keeps acoustic output at zero in normal use. Heat dissipation is handled by the board itself and the chassis airflow, so no extra fan headers or thermal management are needed.

Highlights

  • 48-bit digital I/O for Advantech compatibility
  • 8255 PPI Mode 0 simulation enables precise testing
  • REV.A1 revision ensures current design specification
  • Internal power cable form factor fits standard slots

Specifications

No published specifications for this item yet.

Questions about this item

How do I install the PCL-731 48-bit digital I/O card and what step is often missed?

Insert the card into a compatible ISA slot, secure the bracket, then connect the 48 I/O lines to your terminal block; the step often missed is verifying 8255 PPI Mode 0 jumper settings before powering on.

What maintenance or replacement will the PCL-731 card need over time?

The card has no moving parts; periodic dust removal from the gold fingers and checking that the 48 I/O connectors remain tight is the only upkeep, with replacement only if a logic failure occurs.

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