IMSA Accident Data Recorder V2 (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.