Texas Instruments 5TI-1034-1 sequencer module for the 5TI PLC family, designed to provide 4K program memory and sequence control in legacy industrial automation systems.
Unit is new old stock and never used, stored in original GreenMatic box; ignore any stickers referencing battery replacement as the internal backup battery was never installed.
Brand: Texas Instruments
Model: 5TI-1034-1 (front label and GreenMatic box “5TI-1034-1 Sequencer 4K”)
Type: 5TI sequencer / PLC CPU module for Texas Instruments 5TI control systems
Program memory: 4K (per GreenMatic “Sequencer 4K” label and typical 5TI‑1034‑1 specification)
Supply voltage: 102–132 VAC, 47–63 Hz (nameplate on unit and published spec)
Full load current: 0.75 A (nameplate on unit)
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Front panel features:
Input/Output and Auxiliary 25‑pin D‑sub connectors
Status LEDs: “BATT LOW”, “START UP/RUN”, “DC ON”
Toggle switch for START/RUN mode
Label area for configuration notes (GreenMatic checklist sticker fitted)
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Top/rear connections:
Screw terminal block: chassis ground, common, 120 VAC line
Power selector / internal fuse access cover
Manufacturing location: Texas Instruments Inc., Johnson City, TN, USA (printed on nameplate).
New old stock; unit shows no mounting marks on flanges or terminal screws and appears unused in service
Light cosmetic shelf wear and small scuffs on the brushed aluminium cover from long-term boxed storage
Original GreenMatic shipping carton present with tape marks and handling wear
Internal memory‑backup battery has not been installed; any notes about battery replacement can be disregarded, but buyer should fit a suitable new battery before use if backup is required.
Intended as a spare or replacement sequencer for existing TI 5TI PLC installations, providing program execution and sequencing functions.
Recommended for plants maintaining legacy 5TI systems; integration requires appropriate TI 5TI I/O racks, power wiring and programming tools.
Sold as untested NOS industrial electronics due to age; buyer should bench‑test and install a fresh backup battery prior to commissioning.
