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I

NSTRUCTION 

M

ANUAL 

3601 E. 34th St. Tucson, AZ  85713  USA  Tel. +1 520-882-6598  Fax +1 520-882-6599  email: [email protected]    Web: http://www.metallographic.com 

 

Please read this instruction manual carefully and follow all installation, operating and safety guidelines. 

OMEGA-RT-60/150 Rockwell Hardness Tester 

 

 

Equipment 

Type: 

Rockwell Hardness 

Tester 

Model: 

OMEGA-RT-60/150 

Electrical 

Requirements

110 or 220 Volts 

(single-phase) 

Frequency: 

50/60 Hz 

Manual 

Revision 

Date: 

November 25, 2011 

 

Summary of Contents for Rockwell OMEGA-RT-60/150

Page 1: ...metallographic com Please read this instruction manual carefully and follow all installation operating and safety guidelines OMEGA RT 60 150 Rockwell Hardness Tester Equipment Type Rockwell Hardness Tester Model OMEGA RT 60 150 Electrical Requirements 110 or 220 Volts single phase Frequency 50 60 Hz Manual Revision Date November 25 2011 ...

Page 2: ...instruction manual carefully and follow all installation operating and safety guidelines OMEGA RT 60 150 Rockwell Hardness Tester Contents PAGE Warranty ii 1 0 Product Description 1 2 0 Unpacking Shipping and Installation 3 3 0 Safety Guidelines 15 4 0 Operation 16 5 0 Maintenance 19 6 0 Trouble Shooting 20 7 0 Rockwell Testing Basics 21 8 0 Appendix RS232 Connector 23 i ...

Page 3: ... shall not create an express warranty that the goods shall conform to such description THIS WARRANTY IS EXPRESSLY IN LIEU OF ALL OTHER WARRANTIES EXPRESSED OR IMPLIED THERE ARE NO IMPLIED WARRANTIES OF MECHANTABILITY OR FITNESS FOR PARTICULAR PURPOSE THIS WARRANTY STATES PACE TECHNOLOGIES ENTIRE AND EXCLUSIVE LIABILITY AND BUYER S EXCLUSIVE REMEDY FOR ANY CLAIM FOR DAMAGES IN CONNECTIONS WITH PACE...

Page 4: ...he warranty shall be suspended during any period of such default and the original warranty period will not be extended beyond its original expiration date despite such suspension of warranty rights 7 MISCELLANEOUS PROVISIONS This agreement has been made in and shall be governed by the laws of the State of Arizona These terms and conditions and the description of the Products on the reverse side he...

Page 5: ...ester 1 0 Product Description 1 1 General Description 1 The OMEGA RT 60 150 Rockwell hardness tester is designed to evaluate metallographic specimen hardness The OMEGA RT 60 150 Rockwell hardness tester has a load ranging from 60 kg to 150 kg 1 LED screen 2 Operating keys 3 Indenter fastening screw 4 Indenter 5 Anvil 6 Up and Down lead screw 7 Screw adjustment wheel 8 Upper cover 9 Back cover 10 P...

Page 6: ... guidelines OMEGA RT 60 150 Rockwell Hardness Tester 1 2 Technical Specifications Electrical specifications 110 or 220V single phase 50 60 Hz Test forces Rockwell 60 kg 100 kg 150 kg Dwell time of test force 2 60 seconds Max height of specimen 175 mm 7 inches Distance from indentation center to frame 165 mm 6 5 inches Weight Approx 175 lbs 80 kg Dimensions WxHxD Approx 21 x 8 5 x 30 5 525 mm x 210...

Page 7: ...nd follow all installation operating and safety guidelines OMEGA RT 60 150 Rockwell Hardness Tester 2 0 Unpacking Shipping and Installation 2 1 Unpacking Unit is delivered in a box Unpack and check for completeness of parts Measures WxHxD 26 x15 x36 660x380x915 mm Weight Approximately 200 lbs 90 kg 2 2 Shipping When moving box lift from bottom Caution Heavy equipment Take care to avoid bodily inju...

Page 8: ...g and safety guidelines OMEGA RT 60 150 Rockwell Hardness Tester Install unit carefully Improper installation voids warranty The OMEGA RT 60 150 should be placed on a flat stable vibration free surface If high samples are to be tested so that the up down lead screw is lowered significantly a hole will need to be made in the table see drawing for specifications mm 2 3 Installation Attach four level...

Page 9: ...allographic com Web http www metallographic com Please read this instruction manual carefully and follow all installation operating and safety guidelines OMEGA RT 60 150 Rockwell Hardness Tester 5 Remove rubber band Open top and back covers Remove ties 2 3 2 Remove shipping securing tie downs Remove felt pad ...

Page 10: ...d follow all installation operating and safety guidelines OMEGA RT 60 150 Rockwell Hardness Tester Hang weight stack holder onto loading beam 2 3 3 Installing weight stack Load weights onto holder so that the pegs on the weight are aligned with the forks on the holder Test the load stack to verify that the weights are being lifted or that they hang freely depending on the load set on the control k...

Page 11: ...erating and safety guidelines OMEGA RT 60 150 Rockwell Hardness Tester 16 Lever 17 Hanging rod 18 Fork lifter 19 Weight C 20 Weight B 21 Weight A 22 Retaining nut Scale Test Force N Graduated value on Load Change hand wheel Weight HRA 588 4 60 kg 588 4 60 Hanging rod Weight A HRB 980 7 100 kg 980 7 100 Hanging rod Weight A Weight B HRC 1471 150 kg 1471 150 Hanging rod Weight A Weight B Weight C Te...

Page 12: ...hic com Please read this instruction manual carefully and follow all installation operating and safety guidelines OMEGA RT 60 150 Rockwell Hardness Tester Place bubble level on stage and adjust feet height to level the unit 2 3 4 Installing Anvil Stage 2 3 5 Leveling unit Insert anvil into up down screw feed Raise cover and tighten thumb screws 8 ...

Page 13: ...http www metallographic com Please read this instruction manual carefully and follow all installation operating and safety guidelines OMEGA RT 60 150 Rockwell Hardness Tester 2 3 6 Inserting Indenter Align flat end of indenter shank with the holding screw After loading indenter run a sample indent to properly set the indenter 9 ...

Page 14: ...manual carefully and follow all installation operating and safety guidelines OMEGA RT 60 150 Rockwell Hardness Tester 23 Connecting rod 24 Adjustment screw 25 Fine tuning adjustment knob 2 3 7 Calibration To calibrate to test blocks hold screw in place at 24 and loosen nut adjust screw 25 Values reading low adjust screw clockwise Values reading high adjust screw counter clockwise 10 ...

Page 15: ...ster Scales Hardness Range of the Standard Hardness Blocks Max Tolerance of Displaying Value HRA 20 75 HRA 2HRA 75 88 HRA 1 5HRA HRB 20 45 HRB 4HRB 45 80 HRB 3HRB 80 100 HRB 2HRB HRC 20 70 HRC 1 5HRC HRD 40 70 HRD 2HRD 70 77 HRD 1 5HRD 90 100 HRE 2HRE HRF 60 90 HRF 3HRF 90 100 HRF 2HRF HRG 30 50 HRG 6HRG 50 75 HRG 4 5HRG 75 94 HRG 3HRG HRH 80 100 HRH 2HRH HRK 40 60 HRK 4HRK 60 80 HRK 3HRK 80 100 H...

Page 16: ...ace metallographic com Web http www metallographic com Please read this instruction manual carefully and follow all installation operating and safety guidelines OMEGA RT 60 150 Rockwell Hardness Tester 2 3 8 Key Pad Functions REVI Review Key to change the scale conversion dwell date and force units 12 ...

Page 17: ...ully and follow all installation operating and safety guidelines OMEGA RT 60 150 Rockwell Hardness Tester CLR DEL PRT DISP OK Zero s value Delete the present measured hardness value Prints hardness value average value range number of tests date Display Key Displays hardness range time up to 12 values Confirmation Key Press to enter data Up and Down cursor control Left and Right cursor control 13 ...

Page 18: ...is instruction manual carefully and follow all installation operating and safety guidelines OMEGA RT 60 150 Rockwell Hardness Tester Average Hardness value Max hardness value Min hardness value Max and Min Range 2 3 8 2 Display Screen Hardness value Conversion Hardness value Indenter type Test Force Time Date Test number Dwell time at full force 2 3 8 1 Main Screen 14 ...

Page 19: ...ants and abrasives 3 3 Emergency Statement Operate unit as specified in this manual Disconnect power before opening unit Lower stage to avoid damaging indenter or lens when not in use Cover unit with dust cover when not in use to eliminate dust contamination 3 2 Safety Precautions Careful attention to this instruction manual and the recommended safety guidelines is essential for the safe operation...

Page 20: ... 150 OPERATION IN BRIEF Please see explanation of important points on next pages before proceeding PRECAUTIONS 1 Mount the sample so it is flat on the stage For non parallel mounts a leveling vice is recommended optional Sample should be clean Minimum thickness should be 10X the depth of the indentation Do not test samples in a metallographic mounts Sample must be secured so it does not move durin...

Page 21: ... plate HRD 980 7 100 kg Steel sheet surface quenched steel HRC 1471 150 kg Quenched steel tempered steel hard cast iron HRF Ball Indenter φ1 5875mm 1 16 inch 588 4 60 kg Cast iron aluminum magnesium alloy bearing alloy annealed copper alloy mild steel sheet HRB 980 7 100 kg Mild steel aluminum alloy copper alloy malleable cast iron annealed steel HRG 1471 150 kg Phosphor bronze beryllium bronze ma...

Page 22: ...mage the indenter 4 0 Operation continued 4 Rotate Hand Wheel clockwise to move sample into indenter Continue to turn wheel slowly to apply the initial test load approx 580 610 hardness on the display When the buzzer is sounded allow stop adding the initial load and let the servo motor apply the test force for the preset Dwell time If the initial load is too fast or over 610 the buzzer will produc...

Page 23: ...ion operating and safety guidelines OMEGA RT 60 150 Rockwell Hardness Tester 5 0 Maintenance 5 1 Introduction 5 2 Cleaning outside cabinet The OMEGA RT 60 150 requires very minimal maintenance However to increase the life of the Rockwell Hardness tester it is suggested that the unit be covered when not in use The cabinet should be cleaned occasionally with a moistened cloth Do not use any chemical...

Page 24: ...cked by the thread ends or dirt Remove the protecting cover for the Up Down Lead Screw and clean the screw threads The deviation of the displaying hardness value is too great 1 The indenter is damaged 2 The Weights are not installed in order 3 The tester is not placed in the horizontal level and the weights are touching the inside wall of instrument body 4 The total test force or the indenter are ...

Page 25: ...l Applications Quality control for metal heat treatment Materials receiving inspection Evaluation of welds in steels and other metal alloys Failure analysis Standard Rockwell testing is at 60 100 and 150 kg loads and Superfical Rockwell testing is at 15 30 and 45 kg loads BRINELL HARDNESS To determine a Brinell hardness number BHN a 10 mm diameter steel ball is typically used as an indenter with a...

Page 26: ...r test loads in the range of 1 to 2000 gram force Microhardness is used to measure the hardness of specific phases small particles and for brittle materials Knoop hardness HK number is based on the size of the indent that a rhombic based pyramidal diamond indenter produces under a known applied load The HK number is calculated by dividing the applied load kilogram force by the projected area of th...

Page 27: ...If you do not have an RS232 port you will need to install a conversion driver First determine which scenario fits your computer A Window XP with RS232 port Step 4 only B Windows XP without RS232 port need to install conversion programs PL203_Prolific_DriverInstaller_v10518 Step 1 2 and 4 C Window WIN7 without RS232 port need to install conversion programs PL203_Prolific_DriverInstaller_v10518 and ...

Page 28: ...refully and follow all installation operating and safety guidelines OMEGA RT 60 150 Rockwell Hardness Tester Use the following procedure Open HV 1000Z Install File Folder Double click or open PL203_Prolific_DriverInstaller_v10518 file Double click or run PL203_Prolific_DriverInstaller_v10518 exe Follow installation procedure Click on NEXT After installation is complete Click on FINISH and 24 ...

Page 29: ...tallographic com Please read this instruction manual carefully and follow all installation operating and safety guidelines OMEGA RT 60 150 Rockwell Hardness Tester restart computer STEP 3 Computer uses WIN 7 and does not have Hyperterm installed Double click to open HV 1000Z installation file Double click or open Hyperterm Files folder 25 ...

Page 30: ...ollow all installation operating and safety guidelines OMEGA RT 60 150 Rockwell Hardness Tester Double click or Run Hypertrm exe Answer NO to question Name Input RS232 Click OK If hardness tester was on and connect the correct COM port should be selected Click OK Note if connect using TCP IP Winsock is displayed the computer was not rebooted after adding RS232 to USB conversion and needs to be reb...

Page 31: ... now be available to accept the data by pressing PRT NOTE FOR WIN7 if you turn off computer or close the HyperTerminal connection you will need to do the following to access the program the next time you use it A bit inconvenient however this is because Microsoft does not support this 3rd party software anymore 1 Open Hyperterm Folder on Desktop if saved there during installation_ 2 Double click o...

Page 32: ... instruction manual carefully and follow all installation operating and safety guidelines OMEGA RT 60 150 Rockwell Hardness Tester Click Start ALL Programs Accessories Communications Hypertrm In the new connection box enter RS232 in the Name field and click OK In the Connect To dialogue box choose the appropriate COM port from the Connect using drop down box Click OK 28 ...

Page 33: ... metallographic com Please read this instruction manual carefully and follow all installation operating and safety guidelines OMEGA RT 60 150 Rockwell Hardness Tester In the Port Properties dialogue box select 9600 for Baud rate and leave the other parameters unchanged Click Apply OK and HyperTerminal will be connected to the tester 29 ...

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