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Part# 3701-KT

(DIO 48.PC104 Kit)

PC/104 48 Channel TTL Digital Interface Portholes Kit

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The 3701 PC/104 digital I/O interface module is designed around an ASIC emulating two 8255 chips, each providing 24 I/O lines. The board has a DIP switch for flexible I/O addressing, IRQ jumpers for interrupts and two sets of connectors for each port. A standard 50-pin solid state relay I/O module connector is provided.

Includes 3701 PC/104 board, ribbon cables, and Portholes™ mounting plate with removable screw terminals for installation in an enclosure.

Note: This item has a minimum order quantity (MOQ) of 25 units. Please contact your sales representative with any questions.
Call for Price Yes
Brand/Family Relio
Host Interface(s) PC/104
# of Ports 48
Digital I/O TTL I/O
Number of Inputs/Outputs 48 (TTL)
Power Requirement +5V @ 794mA
Output Specification Sink up to 24mA
Source up to 15mA
Board Connector (2) 50-Pin Headers
Plate Connectors Screw Terminals
Operating Temperature 0 - +70C
Extended Temperature Call for Options
Storage Temperature -50 - +105C
Humidity Range 10 - 90% Relative Humidity, Non-Condensing
• 48 channels of buffered TTL I/O
• Each 8-bit port individually configurable as input or output
• 8255 mode 0 compatible
• 10K pull up resistors on each bit
• +5V power and ground provided on connector
• Right-angle connectors available for OEM opportunities, two industry standard 50-pin solid-state relay rack vertical header connectors standard
• Includes mounting plate with screw terminals and ribbon cables for installation in Relio enclosure

The Digital I/O Handbook (*Free)
The Digital I/O Handbook (*Free)


50-Pin Header Simulation Module
50-Pin Header Simulation Module


The Digital I/O Handbook
The Digital I/O Handbook


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