Technical Specifications for Electrotap T302D/E Dual-Axis Accelerometers

Physical Attributes

• Dimensions: 1in (25.4mm) x 7/8in (22mm) x 3/4" (19mm)
• Solder Mask Color: Green
• Encased in protective heatshrink (clear).
• Temperature Range: 0C to 70C (32F to 157F)

Ordering Information

• Dual-Axis Accelerometer Full Version (with RJ11 cable) - T302D
• Tilit-Optimized Dual-Axis Accelerometer (with RJ11 cable) - T302E

Sensing Specifications

• iMEMs Dual-axis accelerometer manufactured by Analog Devices, Inc.
• Response Range: +/- 5g, on two axes.
• Response Time: 20ms.

Electrical Specifications

• Voltage Source: 0-5 Volts
• Minimum Current Source: 5mA
• Voltage Returned by Sensor: Industry Standard 0.25 Volts to 4.75 Volts, fully conditioned and buffered.
• Connector Layout for Molex connectors (Pin 1 is indicated by an arrow on the top of the connector)
  - Pin 1: Ground (from interface )
  - Pin 2: Sensor Output, X-Axis
  - Pin 3: 5 Volts (from interface)
  - Pin 1: Ground (from interface )
  - Pin 2: Sensor Output, Y-Axis
  - Pin 3: 5 Volts (from interface)
• Connector Layout for RJ11 connector
  - Pin 1: Ground (from interface )
  - Pin 2: Sensor Output, X-Axis
  - Pin 3: Sensor Output, Y-Axis
  - Pin 4: Unused
  - Pin 5: Unused
  - Pin 6: 5 Volts (from interface)

Cable Specifications

• Standard RJ11, 6-6 cabling is recommended.

Application Examples

• Detecting motion or changes of speed
• Tracking gestural energy
• Finding two axes of tilt (for this application we highly recommend the T302E Tilt Kit which scales the output for this application).
• Applications recommended by the component manufacturer:
  - Tilt and motion sensing
  - Security
  - Pedometers and activity monitors
  - Game controllers
  - Toys and entertainment