KH-500
PORTABLE HARDNESS TESTER
Features
●
Impact
device provides testing at any angle, even upside down
●
Automatically
recognizes the impact device and adjust internal
parameters
●
Data
output USB port and built-in mini-printer data output
●
Internal
memory in 200 files which can store most
1750
average readings (depends on the average times
selected)
●
Lower
and upper limits setting with Low-High display judge
●
Works
on 4 AA rechargeable Ni-MH batteries with working more
than 48 hours continuously
●
Conforming
to ASTM A 956
Technical
specification
|
Display
LCD
|
320×240
LCD with LED back-light
|
|
Display
Functions
|
Impact
direction,Date,Time,Battery power consumption,
Memory
reference,Hardness scale,Hardness value,
Average
value,Max/Min value,Material,
Type
of impact device connected,Times
|
|
Accuracy
|
Within
+/- 0.5% (HLD=800)
|
|
Statistics
|
Average
value
|
|
Hardness
Parameter
|
HL,HRC,HRB,HV,HB,HS
|
|
Measuring
Range/Metallic
|
See
the table 1
|
|
Impact
Device
|
D
(Standard)
|
|
Optional
Impact Device
|
DC/D+15/DL/C/G
|
|
Impact
Device Recognize
|
Manually/Automatically
|
|
Memory
|
200
files with most 1750 average readings
depending on the average times
|
|
Output
|
USB
interface or Built-in mini-printer
|
|
Date
and Time
|
Set
date and time
|
|
Limitation
|
Set
the upper or lower limitation
|
|
LCD
Contrast
|
Adjust
the LCD contrast
|
|
Auto
Shutdown
|
On
or Off
|
|
User
Defined
|
Define
the measurement conditions
|
|
Battery
|
4
AA rechargeable batteries
|
|
Operating
Time
|
Works
more than 48 hours continuously without
backlight
|
|
Operating
temperature
|
-20～+50C
|
|
Dimensions
|
215(H)×140(W)×45(T)mm
|
|
Weight
|
450g
(with 4 AA batteries)
|
|
Standard
Delivery
●
Basic
Unit
●
Small
supporting ring
●
Impact device
D
●
Software
and Cable
●
Test
block with HLD-value
●
AC
adapter/charger
●
Carrying
case
●
Operation
manual
●
Cleaning
brush ●
Certificate
|
Optional
accessories:
●
Impact
devices: DC, D+15, DL, G, C, E
●
Special
support rings
|
Table
1 (For
impact device D)
|
Materials
|
HL
|
HRC
|
HRB
|
HB
|
HS
|
HV
|
|
ST
& CAST ST
|
300～900
|
20.0～68.0
|
38.4～99.5
|
80～647
|
32.5～99.5
|
80～940
|
|
CWT
STEEL
|
300～840
|
20.4～67.1
|
|
|
|
80～898
|
|
STAINLESS
|
300～800
|
19.6～62.4
|
46.5～101.7
|
85～655
|
|
85～802
|
|
GC
IRON
|
360～650
|
|
|
90～334
|
|
|
|
NC
IRON
|
400～660
|
|
|
131～367
|
|
|
|
CAST
ALUM
|
174～560
|
|
|
20～159
|
|
|
|
BRASS
|
200～550
|
|
13.5～95.3
|
|
|
40～173
|
|
BRONZES
|
300～700
|
|
|
60～290
|
|
|
|
COPPER
|
200～690
|
|
|
45～315
|
|
|
|
