CALIBRATION PROCEDURE FOR 8 M HARDNESS TESTERS (DR. SCHLEUNIGER)

• PROCEDURE FOR THE CALIBRATION OF 8 M HARDNESS TESTERS:
• Model: 8 M HARDNESS TESTERS (DR. SCHLEUNIGER)
• Ensure that the printer is connected to the Tablet Hardness Tester and it is on line with paper.
• Switch on the Tablet Hardness Tester by turning the OFF/ON switch to ON mode at rear side of the equipment.
• Display Shows
• Test Set up
• Product Setup
• Global Settings
• Calibration

• Press ↓ Key to scroll down to see

• Verification

• Print
• Security
• Use ↑ or ↓ keys to select the “Calibration” mode and press →
• Display Shows
• Weight
• Thickness
• Diameter
• Hardness

• Select the parameter to be calibrated by using ↑or ↓ keys.

• Diameter CalibrationOperate the instrument as per above steps and select “Diameter” and press → key. Display shows
•  Calibrate
• Print Last
• Accept
• Range

• Select “Calibrate” and press → key Display shows.

• Press RUN key and observes the display as

• Presses RUN key and observe the accessory jaw is moving towards to pressing jaw

• After touching the accessory jay to the pressing jay, accessory jaw will come to its home position. Display Shows

• Put the calibrated 10.00 mm block on pressing jaw in vertical position, and press RUN.
• Observe the accessory jaw movement, it touches the 10.00 block and comes to the home Position.
• Remove the 10.00 mm block which is on the pressing jaw observe the display

• Press “STOP” and observe the display

• Press Enter and observe the display as

• Hardness Calibration
• Press ← Display shows

• Select “Hardness” and press → key

• Display shows

• Weight
• Thickness
• Diameter
• Hardness

• Observe the display as

• Calibrate
• Print Last
• Accept. Range

• Select “Calibrate” by using ↑or ↓ keys and press → key. Display shows

• Press RUN key and observes the display as

• Press RUN key and observes the display as

• Remove the “pressing Jaw” and fix the calibration arm and place a Plexi glass to Tilt the Tablet Hardness Tester in to vertical position.
• Place the 5 kg calibrated weight on the calibration arm and press RUN.

• Display shows

• Press STOP and observe the display as

• Press ENTER and observe the display for
• Press Enter and observe the display as

• Press ← and observe the display as

• Calibrate
• Print Last
• Accept .Range

• Use ↑ or ↓ keys to select the “Print Last” mode and press → Observe the display as

• Remove the weight from the calibration arm and keep the Tablet Hardness Tester in usable Condition.
• Take the printout from the printer and check for the compliance as per the acceptance criterion and sign off.
• Fill the calibration certificate as per Format-I based on the print out and signed off.
• Acceptance criteria: The acceptance criteria for Tablet Hardness Tester are ± 0.20 mm (Diameter), ± 0.40 Kg (Hardness).
• Frequency of calibration: The Tablet Hardness Tester should be calibrated for every 6 months.

• ANNEXURES: 

Annexure-I
HARDNESS TESTER CALIBRATION RECORD