Time Base: Ultra-stable crystal oscillator
Display: LCD with 6 numeric 0.506 in. [12.85 mm] high digits and 5 alphanumeric 0.282 in. [7.11 mm] high digits
Indicators: Battery level, On Target, Select, TACH, and EXT icons
Memory: The last setting before power down is remembered and restored on the next power-up; 5 user-settable memory locations
Flash Duration: Adjustable 0.5 to 1300 microseconds or 0.1 to 10° of rotation (auto adjusts with flash rate)
Safety: This product is designed to be safe for indoor use following the conditions per IEC61010-1
Compliance: CE EN61326-1:2006 EMC 2004/108/EC
Operating Temp: 32-104 °F [0-40 °C]
Humidity: Maximum relative humidity 80% for temperature up to 88 °F [31 °C] decreasing linearly to 50% RH at 104 °F [40 °C]
Input Power: Battery-powered: internal Li-ion rechargeable batteries 3.6 V dc
Light Source: 7 LED Array
Light Output: 3300 lux at 6000 FPM 12 in. (30.48 cm) from lens 2° duty cycle; max light output: 8300 lux
Color Temp: Approximately 6200 K
Run Time: 5-6 hours typical at 6000 FPM, and 2.0° pulse width with fully charged batteries
Charge Time: 4-5 hours typical with the supplied charger
Weight: 0.6 lbs [0.27 kg] including batteries
Dimensions: 7.75 x 2.75 x 2.3 in. [197 x 70 x 58 mm]
Internal Mode
Flash Range 30-300,000 FPM (Flashes per minute) 0.5 to 5000 Hz
Flash Rate Accuracy 0.005% of setting or ± last digit
Flash Rate Resolution 0.01 to 1 FPM (menu selectable), 0.1 FPM resolution above 9,999.99 FPM, 1 FPM resolution above 99,999.9
External Modes
Flash Range: 0 to 300,000 FPM (Flashes Per Minute) 0.5 to 5000Hz
Tachometer Mode: 30 to 300,000 RPM
Accuracy: ±0.005% of reading up to 250,000 or ± last digit
Display Update Rate: 0.5 second typical above 120 RPM
Trigger to Flash Delay: ~15 µsec
External Input: 2.5 V to 12 V peak pulse 500 nanoseconds min. pulse width, Positive or Negative edge-triggered (menu selectable)
Output Pulse: 3 V pulse; one pulse per flash in internal mode, mimics input pulse in external mode
Pulse In to Out Delay: < 0.2 µsec (External Mode)