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The Problem: Rail Car Capacity
Running balanced rail cars at or near capacity is essential: Underloaded cars mean lost dollars from underutilization and incorrect billing. Overloaded cars can result in rejection or fines by the servicing railroador worse, overloading could cause an accident.

The Solution: Weighline Rail Scale
The patented weighline Rail Scale is designed to ensure proper rail car weights; quickly safely and affordably. It eliminates uncertainties associated with volumetric control methods and variables tare weights.

Essae Digitronics Rail in Motion weighing System is a High precision dynamically weighing Scale Designed for Weighment of  all types of Indian railways Wagons and Elimination of all types of Locomotives at speeds upto 15 Kmph. of the Performance of the weighing System is Proven Worldwide. Incorporates the unique feature of shearbeam; loadcell sensor technology of our principal's quad sensors full bridge techniques. Based on the simple pitless design it is easy to install and at Low Installation cost. Microprocessor based modular electronics and very high speed analog to Digital conversation ensure ACCURATE RELIABLE and CONSISTENT Performance Generates printouts for Rake Weighment and reports for MIS. Compatible for Interface through RS232 / RS485 / LAN / MODEM.

A New Breed of Track Scale
Weighline is a rugged and reliable railroad track scale that consists of a series of 5’10” rail sections specially prepared and instrumented wit strain gauges. Each section of rail is designed to be weighbridge for a single wheel. Most static applications use multiple Weighline sections so that there is a short weightbridge under each wheel of the car being weighed. Weighline is the only rail scale that can provide total car weights plus weight readings for individual trucks, axles and even wheels.

Accurate Wheeling Weighline is not currently certified as legal-trade, but provides more than adequate accuracy for check weighing, process monitoring, record keeping and general safety concerns. In the full draft, static weighing arrangement, accuracies of +0.25% or better are easily obtained. Two draft accuracy is typically +0.4% or better. A straight, stable track for once car length will produce the best results.

Standard Weighline scale capacity is 320,000 lbs (full draft) and 160,000 lbs (two draft). Custom Weighline scales with capacities of 20,000 lbs to 1,000,000 lbs are available.

 

Features:

  • Hermetically sealed shear beam load cells / Embedded Rail Mounted Strain gauge Sensors
  • Pitless design minimal excavation
  • Low Installation cost
  • High Precision Weighing electronics
  • Proximity Track Switches
  • Bi-directional Weighing
  • Over speed indication Audio/Visual/Print out
  • Rollback detection
  • All types of 4axle/2axle Wagon Weighment
  • All types of Loco Elimination
  • Auto/Manual Operation
  • Report generation Rakewise, Daily, Periodically
  • RS232 / RS485 / Modern /Lan / Communication
  • Model Approved
  • OIML Standards

 

 

Quick, Low-Cost Installation
Unlike conventional track scales, Weighing installs in a few hours by replacing sections of existing rail and ties. There is no concrete to pour or pits to excavate as in traditional track scales. This results in a surprisingly low installed cost and only one day of track downtime.
 

Specifications :

Weigh Sensors : Hermetically sealed shear beam load cells / Embedded Rail Mounted Strain gauge Sensors
Design : Pitless Type
Capacity : 100MT / 150MT for Standard wagons upto 700 MT for Hot Metal Laddles and Torpedo Cars
Resolution : 10Kg / 20Kg / 50Kg / 100Kg Selectable
Calibration : Digital calibration for Tare, Zero, Gain, Auto Zero and Auto gain Check
Accuracy : +/_0.5% for Individual Wagon
+/_0.2% for Unit Train
Weigh Bridge : Suitable for 52Kg / 60Kg Track Grade Rails Length 4 Mtr
Weighing Speed : upto 15Kmph Non Weighing upto 40 Kmph/as limiter by railways
Track Switches : Double Arm Reed Proximity / Optical Proximity
Wagon ID : All Types of 4axle / 2axle
Loco Elimination : All types Diesel / Electric Locos
Direction : Bi directional Weighment
Electronics : Microprocessors based very High Speed Signal Processing
Interface : Through RS232 / RS485 / LAN / MODEM
Printout : Rake wise, Monthly and Periodical reports
Computer : IBM Compatible Pentium / Celeron PC
Software : Windows based with Visual Basic and Access
 

 

Standard Static Configuration
Rail type : 115 lb AREA (consult factory for others sizes)
Rail length : 70"(1.78 m)
Active weighing length per section : 8"(20 cm)
Mounting : Direct to existing ties and ballast
Type of weighing : Two draft or full draft
Number of Weighline sections : Two draft - four, Full draft - eight
Maximum axle load : 80,000 lb(40,000 kg)
Maximum car weight : 320,000 lb(160,000 kg)
Scale division size : 100 lb (50 kg), switchable to 20 lb (10 kg) for calibration
Static accuracy    
Full draft : +0.25% or + 200 lb (100 kg), whichever is greater
Two draft : + 0.4 %or + 300 lb (150 kg), whichever is greater
Instrumentation : Avery Weigh-Tronix Model 1310 Indicator with weighline program
Operating temperature range : -20°F to 120°F (-28° C to 49°C)
Temperature compensation : span and zero
Weight : 230 lb (105 kg) per rail assembly
 
 

In-Motion Low-Speed Systems
Speed : Maximum 5mph (8 km/h)
Accuracy : 0.5% or +400 lb, whichever is greater
Rail Sections : Four
Instrumentation : Model 1310 Indicator/Controller up to 1 mph. MS 3000 Controller up to 5 mph
Wheel Detectors : Two, non-contacting proximity switches
 

In-Motion Medium & High-Speed Systems
Multiple Weighline sections welded into position.
Speeds : Up to 35 mph (56 km/h)
Instrumentation : High speed, full feature, in-motion controller
Consultancy for specific applications
 
 

Options
Non-standard rail sizes : 20 lb/yd - 175 lb/yd
Weighline section capacities : 5,000 lb to 125,000 lb
Scale capacities : 20,000 lb to 1,000,000 lb
Multiple weighline sections : Consult factory for specifications for different size
and specialized rail cars
 


The Truck Scale Division is certified for ISO 9001.

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