Fraba LP588b Prog Limit Switch Input Output Module Torwegge 1789 Vintage

Fraba LP588b Prog Limit Switch Input Output Module Torwegge 1789 Vintage Up for sale is a rare, vintage industrial automation assembly featuring a Fraba LP588b Programmable Limit Switch Input/Output Module card. This specialized electronic card system was originally configured for a Torwegge industrial machine infrastructure (Module #1789) and carries historical Herman Miller facility inventory tags. Built on a Siemens-manufactured printed circuit board substrate, this multi-tier rack module integrates mechanical thumbwheel switches, logic ICs, and relays to process precise machinery positions. It is ideal for vintage machinery restorations, industrial automation archival collections, or specialized spare component reclamation. Technical Specifications - Manufacturer: Fraba / Siemens - Part Number Designation: LP588b - Torwegge Integration Code: Module #1789 - Facility Reference Track Markings: LP 588b / N.R. 1802 - System Component Classification: Programmable Limit Switch Input / Output Controller Card - Front Panel Controls: 2x 4-Digit Cherry mechanical push-button thumbwheel selector switch banks (Labeled Input and Output), 1x Central single-digit offset thumbwheel switch, 1x Red indicator LED - Board Level Logic Chips: HEF4585BP, NE556N, HSS3404, and companion multi-gate CMOS ICs - Electromechanical Output Components: 2x Clear-cased plug-in power relays - Interconnection Interface: Integrated rear multi-pin male gold-plated card edge header connector - Structural Format: Rack-mount aluminum faceplate panel with integrated thumb screw fasteners Item Condition - Condition: New Surplus (Vintage Open Box / Old Stock). This historical electronic card module assembly was put together and archived as a dedicated facility replacement spare but was never placed into active machine production. - Storage State: It has been carefully preserved in a clean storage vault since its facility acquisition in June 1989. The front aluminum panel text is crisp, the internal wire harness bundles are bound perfectly, and the rear Siemens board trace paths remain untarnished and clear of corrosion. It includes the original handwritten archival tracking tags and retro price markings ($518.00 dated September 1985). CONDITION: NSNP - New Surplus No Manufacturer Package (OEM) WARRANTY: 120 DAYS SAME DAY SHIPPING AVAILABLE ON ORDERS MADE BEFORE 4PM EST. (CAN SHIP COLLECT ON UPS OR FEDEX ACCOUNT) SELL YOUR SURPLUS PremiumPLC BUYS ALL TYPES OF NEW AND USED INDUSTRIAL AUTOMATION & MRO SURPLUS ________________________________________________________________________________ 2191