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KAPROMETER K4 LASER DISTANCE MEASURER Model No. 370 User Manual 230'/70m...
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Thank you for purchasing the Kapro Laser Distance Measurer. You are now the owner of one of our Innovative range of state-of-the-art tools. These tools incorporate new laser technology, enabling the professional user and the serious D.I.Y. enthusiast to quickly achieve accurate results.
FEATURES • Indoor measuring distance of up to 70m (230') • Outdoor measuring distance of up to 10m (39') • Measures the shortest distance to target with Dynamic (continuous) measuring • Backlit LCD display • Measures area and volume • Indirect measuring using Pythagorean theorem • Choice of 3 reference points • Advanced memory function • Impact-resistant rubber • Tripod-ready 1/4" thread • Accuracy: 1.5mm/70m (0.00492126') NOTE Do not remove or deface warning labels from this product Standard Accessories • AA batteries x2 • Kaprometer K4 device • User Manual • Carrying case • Hand strap...
SAFETY INSTRUCTIONS WARNING This product is a class II laser. • The use of protective eyewear is recommended • Serious eye injury can result from looking directly into the beam or by projecting the beam into the eyes of others. • Always position the laser so that it does not cause anyone to stare directly into the beam. • Do not operate the laser distance measurer near children or let children operate the laser measurer. • Do not look into a laser beam using magnifying optical equipment, such as binoculars or telescope, as this will increase the level of eye injury.
BATTERY INSTALLATION • The 370 Laser Distance Measurer is powered by 2 AA batteries. • Battery status is indicated by an icon on the initial screen. • If the icon is displayed continuously, there are approx. 1,000 measurements left. • If the icon is flashing, the battery is low. • The battery is located at the back of the device. Open the cover and replace when necessary.
OVERVIEW A. LCD Display I. Measuring Reference Point/ Settings Menu B. Measure/Dynamic Measuring J. Tripod Thread C. Add K. Battery Cover D. Area & Volume Measuring L. Belt Holder Functions M.Laser Reception E. Backlight/Timer N. Laser Projection F. Subtract G. Power Switch/Clear H. Indirect Measurement...
DISPLAY 1. Laser Indicator 2. Indirect Measuring Single Pythagoras Sum of two Pythagoras Difference of two Pythagoras 3. Measuring Function Area Volume 4. Measuring Reference Point 5. Add and Subtract 6. Maximum Display 7. Minimum Display 8. Stud Layout Indicator 9. Main screen display a. Measuring Timer b.
SPECIFICATIONS Measuring Range 0.5m - 70m Resolution 0.001m Accuracy ±1.5mm/70m (0.00492126) Measurement Speed 0.5 seconds Laser Class II, 650 nm, <1mW Battery AA batteries x2 Battery Life Up to 10,000 measurements Dimensions 120mm x 55 mm x 32mm Operating Temperature -5°C (23°F) to 40°C (104"F) Storage Temperature -20°C (-4°F) to 60°C (140°F) Auto-off: Laser 30 seconds Auto-off: Unit 180 seconds Beam size 25mm@30m...
OPERATION Activation • Press Power Switch . All icons appear on the main screen for 2 seconds. After 2 seconds, the standby screen appears and the laser beam is activated. Distance Measuring To measure a distance: • Aim at target and press MEAS . The measured distance appears on the main screen. To change the units of measurement see Settings.
To subtract a measurement from another: 1. Take your first measurement. 2. Press to save the measurement. 3. Take a second measurement and press again. The difference of the two measurements appears on the screen. Dynamic (Continuous) Measuring To activate continuous measuring: 1. Press and hold MEAS change from normal to Dynamic Measuring. The laser beam is activated and begins taking measurements every few seconds.
Measurement Timer To set the measurement timer: 1. Press to set the countdown to measurement timer. Press X to set the measurement timer interval. You can set the timer between 3 and 15 seconds. 2. Set the laser in the position you want to measure from and press to start the timer.
Volume Measurement To measure the volume of an area: 1. Press twice to select volume measurement and activate laser beam. 2. Follow the instructions on the screen to measure width, length and height. Volume measurement appears on the screen.
Indirect Measurement The Kaprometer K4 370 uses the Pythagorean Theorem (a ) to measure height indirectly. To take an indirect measurement: 1. Press to select the type of indirect measurement and activate laser beam. 2. Follow the instructions on the main screen to measure the length of “a”...
Measuring Reference Point The product has three reference points in relation to the unit: rear, middle (tripod thread) and front. By default, the reference point is set at the rear. • To change the reference point, press . Each reference point changes in the following sequence: front-middle-rear. Backlight To activate and de-activate backlight, press and hold . Tripod Mount You can mount the 370 to a tripod using the 1/4" threads located on the back of the unit. Tripod Thread...
SETTINGS Settings Menu To open the Settings menu: 1. Press and hold for 2 seconds. 2. Select from the following menu items by pressing • F1 – Memory • F2 – Unit of Measurement • F3 – Stud Layout Setting • F4 – Laser Pointer Mode Memory The Kaprometer K4’s memory holds up to 20 measurements. You can display the measurements on the screen from the Settings menu F1.
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Indicator for unit of measurement Meter Feet Inch 0’0” 1/32 inch Length in 0’0” 1/32 Area m² ft² ft² ft² ft² Sf/R² Volume m³ ft³ ft³ ft³ ft³ m³...
You can activate the laser pointer from the Settings menu F4. Press to turn the laser on and off. Maintenance • Clean the aperture lens and the Kapro Laser Distance Measurer body using a clean soft cloth only. Do not use solvents. • If the laser measurer is exposed to water, dry it before storing. • Remove the battery if the laser measurer will be unused for a long period of time.
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Error Codes Code Description Solution Err01 Out of measuring range Select a target within the measuring range Err02 Reflected signal is too Select a different target surface weak Err03 Out of display range Divide the measurement span (max value: 99999) e.g. into sections and add the results the result of the area or volume is out of the display range Err04...
This product is covered by a two-year limited warranty against defects in materials and workmanship. It does not cover products that are used improperly, altered, or repaired. Please register this warranty at www.kapro.com or return the enclosed warranty card. Kapro Industries Ltd.
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