Starrett 3811A User Manual

5
Table 1-1
No.
Type of
impact
device
Hardness value of
Leeb standard
hardness block
Error of
displayed
value
Repeatabilit
y
1
D
760±30HLD
530±40HLD
±6 HLD
±10 HLD
6 HLD
10 HLD
2
DC
760±30HLDC
530±40HLDC
±6 HLDC
±10 HLDC
6 HLD
10 HLD
3
DL
878±30HLDL
736±40HLDL
±12 HLDL
12 HLDL
4
D+15
766±30HLD+15
544±40HLD+15
±12 HLD+15
12 HLD+15
5
G
590±40HLG
500±40HLG
±12 HLG
12 HLG
6
E
725±30HLE
508±40HLE
±12 HLE
12 HLE
7
C
822±30HLC
590±40HLC
±12 HLC
12 HLC
• Measuring range：HLD（170～960）HLD
• Measuring direction：0~360°
• Hardness.Scales: HL(Leeb),.HB(Brinell)、HRB(Rockwell.B)、
HRC(Rockwell C), HV(Vickers)、HS(Shore)
• Display：4-Digit LCD
• Data memory：max. 100 groups（relative to impact times 1-32）
• Working power：3V（2 AA size alkaline batteries）
• Continuous working period：about 100 hours（With backlight off）
• Communication interface：USB

Starrett 3811A Specifications

General

Brand	Starrett
Model	3811A
Category	Test Equipment
Language	English