Acrison MD-2-233 Terminal and Interface Board

Industrial terminal and interface module used in Acrison control systems. Features dual terminal‑block rows for field wiring, onboard indicators, and a card‑edge connector for integration with system logic or power distribution.
Technical Specifications
Manufacturer: Acrison
Model Number: MD‑2‑233 (visible on PCB)
Board Type: Terminal/Interface PCB
Terminal Blocks: Two long rows of screw terminals (high‑density field wiring)
Connectors: Blue 56‑pin card‑edge connector (bottom)
Additional Connector: Small black multi‑pin header (near lower terminal block)
Indicators: Two red LEDs on right side of board
Onboard Components: Assorted resistors, diodes, and signal routing components
PCB Markings: “MD2 TBA BD. VERSION 2” and references for SSR modules 115‑0806 and 115‑0809
Board Functions (per silkscreen): Digital outputs, permissive circuits, relay input/output routing
Construction: Through‑hole PCB, green fiberglass substrate
Country of Manufacture: U.S.A. Please review pictures carefully and let us know if you have any questions!