Craftsman CMHT77637, User Manual

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6
Specifications
Range 40ft (12.19m)
Measuring Accuracy* Typically ± 1/4in (± 6mm) at 30 feet*
Resolution** 1/16in (1mm)**
Laser Class Class 2 (IEC/EN60825-1: 2014)
Laser Wavelength ≤ 1.0mW @ 620-690nm
Auto Power Switch-off After 45s
Battery Life Up to 3000 Measurements
or 30 days (if the tool is not used)
Dimension (H x D x W) 2.44 x .69 x 1.25in (62 x 17.5 x 32mm)
Weight 1.12oz (31.75g)
Storage Temperature Range 14° F ~ 140° F (-10° C ~ +60 C)
Operating Temperature Range 32° F ~ 104° F (0° C ~ +40° C)
*
Measuring Accuracy depends on the current conditions. Under favorable conditions (good target surface and room temperature)
**Resolution is the finest measurement you can see. In inches, that is 1/16". In mm, that is 1mm.
E
Error Codes
Code Description Corrective Action
--- Received Signal Too Weak or
Measuring Time Too Long
Use a target plate or change the target surface.
--- Received Signal Too High The target is too reflective. Use a target plate or change the
target surface.
--- Too Much Background Light Reduce the background light on the target area.
--- Laser Beam Interrupted Remove any obstacles in the path of the laser beam and repeat
the measurement.
--- Insufficient Battery Recharge the tool's battery.
301 Temperature Too High Allow the tool to cool down to a temperature within the specified
Operating Temperature Range.
Temperature Too Low Allow the tool to warm up to a temperature within the specified
Operating Temperature Range.
401 Hardware Error Switch the tool on and off several times. If the hardware error
still does not clear, return it to a Service Center or distributor.