‘PIE’ Laser Wheel Profilometer Model LPM-5 (Advanced Version) designed specifically to work as per Indian Railway Standards. The profilometer measures wheel profile very quickly by laser scanning without any contact with the wheel tread. The accompanying Android app displays the profile, wheel wear parameters and logs data.
Any exceedances from standard limits are highlighted and can be reported to user by SMS service. The application supports both Hindi and English.
The supply configuration includes handheld laser scanning hardware, ruggedized handheld Android tablet, and calibration checking template and a padded PVC carrying box for all of these.
Main Specifications of LPM-5: –
Measured & Displayed Parameter
Flange Wear, Root Wear, Tread Wear, Flange Height, Flange Thickness, Flange Slope, qR, and Hollow tyre.
Indian Railway Profiles Supported
RDSO 2561, RDSO 91146, RDSO 92082 (28,27,26 & 25)
0.1 mm/0.01 mm
Accuracy [all parameters]
± 0.1 mm (0.2mmqR)
On provided ruggedized android device.
Android Device Screen Size
7” or more.
Android Device Rating
Military grade rugged tablet.
-20º to +50° Centigrade
USB / Bluetooth
Android 8 or higher.
Battery & Charger
In-built rechargeable battery provided in all hardware along with chargers.
‘PIE’ Brand Wheel Tread Wear Measuring Recorder Model TWR-1 for giving accurate Wheel Tread Profile of Carriage, Wagon & locos wheels in full scale without error, so that exact state of profile can be observed easily. The gauge is provided with an attachment to facilitate exact repeated mounting of the instrument, so that repeat record of the same tread is reproduced with accuracy. The instrument can be easily mounted and dismounted on the wheel. By moving stylus (pointer) on the wheel tread, an exact Profile of the tread is reproduced on the tracing paper mounted on the tracing plate. Supplied with Tracing and Graph sheet pads and nicely finished wooden storing & transportation box with carry handle, lock & key.
Special Features of TWR-1: –
Easy to fit.
Gives accurate Profiles.
Light in weight.
The tracer is a simple ball pointer pen.
The stylus provides neat recording of the figures in full scale without error.