JFE Advantech รหัส SH-21-E4 เครื่องทดสอบความแข็งวัดหน่วย(HRC･HV･HS･HB)บันทึกค่าได้2,000ความจำUltrasonic Hardness Tester,Approx.40N Load/Approx.4Kgf.(Operating tem.0～50ºC)

Model name

Handy Hardness Tester (Motorized/manual switchover type probe)  SH-21(E)

Display make-up

a. Measured value: 3 digits

b. TIMES: 2 digits (measuring frequency)

c. MAX value: 3 digits

d. MIN value: 3 digits

e. σ: 4 digits (standard deviation)

f. x: 4 digits (average value)

Measuring indenter

Diamond indenter for Micro-Vickers (facing-to- surface angle of 136˚)

Test load and control no. CE making complied models are required to add (CE) with control no.

1. Approx 2kgf (roughly 20N)

SH-21-E2

2. Approx 1kgf (roughly 10N)

SH-21-E1

3. Approx 4kgf (roughly 40N) 

(special type manual probe only) SH-21-E4

Measuring range

1. Rockwell hardness      HRC 10.0～70.0
2. Vickers hardness         HV 100～999

3. Shore hardness            HS 20.0～99.9

4. Brinell hardness          HB 85～550

Reproducibility

HRC : ± 1.0HRC, HV : ± (3%rdg)HV,

HS : ± 1.0HS, HB : ± (3%rdg)HB

Set up

a. UPPER (upper limit)

b. LOWER (lower limit)

c. TIMES (measuring frequency)

d. CANCEL

Applicable test materials

With steel as the principle material, other metallic materials may also be measured by calibrating against a standard hardness test block.

Display of measured values

Digital display (LCD, 4 digits) with EL backlight

Data memory

2,000 pieces

Digital display units

1HV, 0.1HRC, 0.1HS, 1HB, 1N/mm2 (tensile strength)

Alarm

a. Alarm (buzzer sound)

Allowable operating temperature

0～50ºC

Output

a. RS-232C output used for data transmission or printing

Power source

AC adapter(100～240V) or lithium ion rechargeable battery

Continous operating hours

5 hours when featuring a rechargeable BL; 8 hours without BL *BL= backlight

Dimensions

Display unit: 97(W) x 50(D) x 170(H) mm,

Probe diameter: 40mm, length: 164mm

Frequency

1. Motorized / manual switchover type approx 69～71kHz

2. Manual type (special type) approx 38～40kHz

Weight

Display unit: approx. 400g (including battery),

Probe and cable: approx. 400g

Carrying case dimensions

400(W) x 220(D) x 140(H) mm

Standard components

1 display unit, 1 probe (including standard attachment/UA5410),

1 hardness standard test block (arround HRC55),

1 probe cable 1.5m, 1 AC adapter 100～240V (A05C1-09MI),

1 recharger (MK-8220), 1 lithium ion battery (MK-8401),

1 carrying case (MK-9701)

Conversion

HV、HRC、HS、HB、N/mm2 according to JIS B 7731、ASTM E 140、DIN 50150

Options

Standard hardness test blocks HV600, HS50, HB300 used for scale calibration, Measuring stand for small objects (SH-S02), Probe attachment for pipes materials (UA4-4005), Probe attachment for inner races (UA4-4006), Printer model DPUH245AS with cable, Printer paper (TP-H241L), Stand for the main unit (SH-P03)