Analogue Rockwell Hardness Tester
TKM 459 CE
Ultrasonic Portable Hardness Tester
- Hardness measurement range by scales :
Brinell : 90 – 450 НВ
Rockwell С : 20 – 70 HRC
Vickers : 240 – 940 HV - Hardness measurement range by scales :
Brinell : 90 – 450 НВ
Rockwell С : 20 – 70 HRC
Vickers : 240 – 940 HV - Limits of hardness measurement absolute error, main scales :
· Brinell
Within (90…150) НВ ±10 НВ
Within (150…300) НВ ±15 НВ
Within (300…450) НВ ±20 НВ
· Rockwell С
±2 HRC
· Vickers
Within (240…500)HV ±15 HV
Within (500…800)HV ±20 HV
Within (800…940)HV ±25 HV - Hardness measurement range, reference scales :
Ultimate tensile strength : 350…1500 MPa
Rockwell А : 70,5 – 85,5 HRА
Rockwell В : 51 – 100 HRВ
Shore D : 35 – 102 HSD - Hardness tester electronic unit overall dimensions, maximum :
Model type ТКМ-459С : 121 х 69 х 41 mm - Hardness tester electronic unit mass :
Maximum : 0,3 kg - Mass of the sensors :
Maximum : 0,3 kg - Hardness tester rated operation conditions :
Air temperature : From minus 15 to plus 35 °С
Relative humidity : 30 – 80 %
Atmospheric pressure : 84 – 106,7 kPa
Calibration period : 1 year
Hardness tester service life : 5 years - Number of hardness tester potential additional calibrations :
Model type ТКМ-459С : 5 for each scale - Hardness tester additional scales number :
Model type ТКМ-459С : 3
Duration of one hardness measurement cycle (average) : 2 s - Number of measurement cycles required to calculate the average value :
Model type ТКМ-459С : 1 – 99
Number of algorithms of incorrectly performed measurement results rejection in the course of average value calculation : 3
Parameters of additional statistical processing of measurements series : Maximum, minimum, mean square deviation from average value, average value. - Additional information displayed (to be defined by the user) :
Model type ТКМ-459С : Previous results of the measurements series, results of additional statistical processing
Number of samples required to set up additional calibrations for hardness tester scales : 1 or 2
Number of samples required for additional scales set up : 2 to 0 (to be defined by the user)
Intermediate interpolation of additional scales : Piecewise linear or piecewise –parabolic (to be defined by the user)
Measurement results overrunning alarm (model type ТКМ-459С only) : Color. Check limits to be set up by the user for each individual scale. Types of limits: greater, less, overrun. - Maximum number of measurements stored in the memory :
Model type ТКМ-459С : 12 400 - Maximum number of individualized blocks set up in the memory :
Model type ТКМ-459С : 100 - Displaying, statistical processing and plotting of charts of the measurement result blocks :
· Displaying
all results in the block
results in the block which are greater or less than values set up by the user
results falling outside the specified range set up by the user
· Statistical processing
maximum, minimum, mean square deviation from average value, average value
average deviation from the value set up by the user, number of results bigger / less than specified value, maximum deviation from specified value to bigger/less side
number of results falling outside the range set up by the user (outside bigger/less limit), maximum deviation from upper/lower limit
· Plotting of charts
in reference to average value
in reference to value set up by the user
in reference to measurement range set up by the user - Computer interface connection :
Computer interface connection : USB
Hardness tester automatic turn-off : Turn-off time to be set up by the user
Monitoring of battery charging : Continuously. Continuous indication in the course of measurements
Display illumination : Time to be set up by the user
Display color and intensity : To be selected by the user
Interface language of the hardness tester : English ( German, French – optionally)
Hardness tester power supply : Autonomous, battery. Use of equivalent non-rechargeable batteries allowed.
Standard Accssories
- HRC block (uncertified) : 1
- Sensor : 1
- Cable for sensor connection : 1
- Cable for USB interface : 1
- Battery: 8.4 V1
- Operating Manual : 1
- Case : 1
Digital Rockwell, Rockwell Superficial, Brinell & Vickers Hardness Tester With Touch Screen Closed Loop Technology & Optical System
Digital Rockwell, Brinell & Vickers Hardness Tester With Touch Screen Motorised Technology & Optical System
Rockwell, Rockwell Superficial Brinell & Vickers Hardness Tester With Closed Loop Technology & Touch Screen