IMSA Accident Data Recorder 2 (ADR2)

Features

• Configurable thresholds to trigger an event - password-protected feature
• Configurable thresholds to trigger the medical light output - password-protected feature
• Support for external medical and status lights
• CAN and GPS inputs for data recording
• Internal backup power to continue recording if power is lost
• Real-time clock for accurate time keeping
• Password protection restricts selected features to ISMA access only

Communications 

• CAN for transmitting and receiving ISMA-specified data
• RS232 for receiving GPS data
• USB for communication with ADR2 Manager

Connectors

• 1 x 13 pin Autosport connector size 10

Physical construction and dimensions

• Case size: 86 mm x 45 mm x 25 mm
• Case material: anodized aluminum
• Ingress protection rating: IP66 / IP67
• Operating temperature: -40 to 85 °C
• Weight: 130 g

Power

• Power supply: 6 – 32 V
• Current: nominal 200 mA @ 12 V (with external GPS), maximum 1 A when charging backup power supply
• USB power when connected to PC (when no other power source is connected)
• Backup power supply
• Provides power for at least 45 seconds of continuous recording after vehicle power is lost
• Recharges in less than one minute after vehicle power is applied

Medical and status light outputs

• Topology: current limited open collector high-side drive
• External load: LED to GND or logic level input with a pull-down resistor
• Voltage on: 5 V - Regulated
• Voltage off: 0.3 V (with external 10k load to ground)
• Voltage off: 2 V (approximately, when not connected)
• Current Limit: 20 mA
• Reverse polarity protected
• Voltage diagnostic feedback

Operational

• Recording of lateral, longitudinal, and vertical accelerations at 3000 Hz
• Recording of CFC60 filtered acceleration data at 1000 Hz
• Acceleration channel resolution: 0.125G
• Recording of ISMA-specified CAN channel

GPS data recorded 

• Date and Time
• Latitude and Longitude
• Accelerometers range: -480G to +480G
• Accelerometers overload: 1800G minimum
• Pre-event recording: 15 seconds
• Total event recording: minimum 30 seconds, extended on the subsequent impact
• Data output format: CSV