Overview
The Metrabyte PC6252 Rev C is a dedicated MDI-16 adapter board engineered to facilitate Metrabus I/O expansion and signal conditioning in legacy industrial control and measurement systems. This adapter serves as an interface bridge between host systems and 16-channel I/O peripherals, making it essential for maintaining and upgrading older automation platforms built on Metrabyte architecture.
Key Features
- 16-channel I/O interface expansion capability
- Revision C design with proven field reliability
- Compatible with legacy Metrabus-based systems and ISA bus platforms
- Compact PCB form factor for standard mounting
- Used condition, fully tested and operational
Technical Specifications
Detailed specifications for this legacy adapter are limited in current manufacturer documentation. The following information has been verified from distributor inventory:
- Model: PC6252 (Alternative designation: MDI-16)
- Revision: C
- I/O Channels: 16
- Manufacturer: Metrabyte Corporation (Keithley Instruments subsidiary)
- Physical Weight: 2 lbs
- Condition: Used, tested and functional
Typical Applications
- Legacy industrial automation system upgrades and repairs
- Metrabus platform I/O expansion modules
- Data acquisition and signal conditioning in older test systems
- Historical equipment restoration and maintenance
- Educational and reference implementations of vintage measurement architectures
Compatibility & Replacements
Compatible With
- Metrabyte Metrabus systems and controllers
- Legacy ISA bus-based industrial platforms
- Metrabyte expansion interface frameworks
- Verify system compatibility with your integration partner before ordering
Replaces / Drop-In Replacement For
- Direct replacement for OEM PC6252 Rev C units
- MDI-16 interface requirements in legacy Metrabus installations
Works With
- Metrabus I/O control protocols
- Legacy ISA bus architecture systems
- Metrabyte software platforms and drivers (verify version compatibility)






