TM1990A - F5 Rfid Ibutton Key Fob for access control / Timepilot Tracking

TM1990A - F5 Rfid Smart Card ibutton for access control / Timepilot Tracking

    The TM1990A is a rugged data carrier that serves as an electronic registration number for automatic identification. Data is transferred serially through the 1-Wire® protocol, which requires only a single data lead and a ground return. Every TM1990A guaranteed unique 64-bit registration number that allows for absolute traceability. The durable stainless-steel iButton package is highly resistant to environmental hazards such as dirt, moisture, and shock. Its compact coin-shaped profile is self-aligning with mating receptacles, allowing the TM1990A to be used easily by human operators.

Key Features

Common iButton Features

• Unique 64-Bit Registration Number Ensures Error-Free Device Selection and Absolute Traceability Because No Two Parts are Alike
• Built-In Multidrop Controller for 1-Wire Net
• Digital Identification by Momentary Contact
• Data Can Be Accessed While Affixed to Object
• Economically Communicates to Bus Master with a Single Digital Signal at 16.3kbps
• Button Shape is Self-Aligning with Cup-Shaped Probes
• Durable Stainless-Steel Case
• Easily Affixed with Self-Stick Adhesive Backing, Latched by its Flange, or Locked with a Ring Pressed Onto its Rim

Applications/Uses

• Access Control
• Inventory Control
• Tool Management
• Work-in-Progress Tracking

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