Measuring Range |
(170 HLD to 960 HLD), (17.9 HRC to 69.5 HRC) |
Measurement Direction |
680 °F (360°C), vertical down, diagonal down, horizontal, diagonal up, vertical up |
Hardness Scale |
Riley (HL), Brinell (HB), Rockwell B (HRB), Rockwell C (HRC), Rockwell A (HRA), Vickers (HV), Shore (HS) |
Indication Repeatability |
5 HLD to 4 HLD (HLD 760 hours) |
Indication Error |
– (5 HLD to 3 HLD) to (5 HLD to 3 HLD) (HLD 760 hours) Rockwell HRC – (0.9 to 0.7) to + (0.9 to 0.7) |
Show |
LCD,128 X 64 Graphic dot matrix liquid crystal |
Data Storage |
Max 600 groups (impact times 32 to 1) |
Communication Interface |
USB 2.0 |
Battery Voltage |
4.7 V to 6 V Ni MH battery |
Print Function |
Yes |
Paper Width |
44.5 (- 0.019 in (-0.5 mm)) to (+ 0.019 in (+0.5 mm)) |
Continue Working |
About 200 hours (Not turn on the backlight) |
Operating Temperature |
Operating environment -4 ℉ to 140 ℉ (-20 ℃ to 60 ℃) storage temperature -22 °F to –76 °F (-30 ℃ to 60 ℃) |
Relative Humidity |
≤ 90% |
Test Material |
Steel and cast steel, alloy tool steel, stainless steel, gray cast steel, ductile iron, cast aluminum alloy, copper zinc alloy (gold), copper tin alloy (bronze), pure copper, forged steel |
Weight |
1.32 lb (0.6 kg) |