1. Technical features
• The instrument has patented design technology and is applicable to the measurement of different doors
• Optical speed sensor technology is adopted for measurement, which is convenient to use and free from magnetic interference
• OLED display, full screen display of door opening speed value, door closing speed value and measured value
• The control panel can facilitate the real-time switching of measurement units: meters / second or feet / second
• The data storage function automatically compares and stores the data during measurement, and displays the maximum value (door opening) or minimum value (door closing)
• The system is driven by lithium battery and has a long standby time
• Hand held and portable, with anti falling protective cover, ergonomic design
• The instrument automatically cuts off power after 5 minutes of non use, which can save power
• The instrument has two shutdown modes, which can be switched off by pressing the key or automatically
• The photoelectric sensor and the blocking pin assembly are fixed by a vacuum suction cup
• Once charged, it can be used for more than 72 hours
• Built in fast charging control and protection circuit
• The keys are provided with graphic identification, which is easy to identify and operate
• Metal parts, support parts, sand blasting oxidation, wear resistance
• The instrument panel is waterproof and dustproof
• Panel key anti-collision startup
2 technical parameters
• Door speed display: OLED display, 128X64 pixels
• Standby: automatic shutdown for 5 minutes
• Unit switching: the switch selects ft / sec and M / sec
• Speed measurement range: 0.01-99.99 M / S; Resolution: 0.01 M / S
• Measurement accuracy: + / - 0.3%, 0.01-50 M / S+/- 0.5%, more than 50m / S
• Power display: real time display of power
• Charging indicator: charging indicator
• Size: 36 * 75 * 121 mm (H / w / D)
• Weight: 200g
• Display: 2.42 inch 128X64 pixel OLED digital display; Charging indication; Unit of measurement indication
• Power supply: built in 4000mAh lithium battery
• I / O input / output interface: 4-pin micro plug; Quick plug self-locking plug
• Installation: vacuum mounting base
• Charger: 5VDC interface, convenient charging
• Sensor: C-type photoelectric sensor
• Anti interference: built in Schmidt trigger shaping circuit to remove interference and nm rise / fall time