--- type: product schema_version: 1 stock_number: "81614-1" canonical_url: "https://www.artisantg.com/PLC/81614-1/Siemens-Texas-Instruments-PM550-101-Central-Control-Unit" json_url: "https://www.artisantg.com/PLC/81614-1/Siemens-Texas-Instruments-PM550-101-Central-Control-Unit.json" generated_at: "2026-11-07T21:09:28.767Z" last_updated: "2026-07-30T09:10:57.047-05:00" --- # Siemens / Texas Instruments PM550-101 Central Control Unit _Summary and Categories are this item's record. The description sections and FAQ are machine-assisted and can contain errors; where they disagree with the record, the record is correct, and where description sections disagree with each other, Details wins._ ## Summary - Manufacturer: Texas Instruments - Model: PM550-101 - Condition: Used and in Good Condition - Price: $1,250.00 USD - Availability: In stock, 1 available - Warranty: 1-Year Warranty with 30-Day Return Guarantee - ITAR restricted: No - Shipping weight: 40 lb - Shipping dimensions: 24X18X18 in ## Categories - Industrial Systems Equipment > Panel Building Components > Enclosures (primary) ## Details This unit is missing the battery cover; however, this does not affect its functionality. This is for the control unit only. No cards are installed. View Photo of missing battery cover and top connectors. View Photo of bottom connectors. ## Images - - - - - -