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Description

Product information "Plattform - Wägezelle H03A"

The H03A is an aluminium single-point platform load cell for low capacities up to 3 kg. As standard, H03A load cells are tested and optimized for corner load sensitivity. This ensures no measurement errors occur even when the scale is only loaded in one corner. The load cell sensor impresses with its high long-term stability and repeatability of measurement results. The measuring element is completely potted and meets protection class IP65, providing reliable protection against dust and moisture.

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Application range

Small platform scales, bench scales, precision scales, retail scales, gravimetric filling systems (e.g. coffee machines, beverage filling systems) and fine-dosing systems.

Design

The H03A operates on the bending beam principle and is specially designed for small measuring ranges. The load body is made of aluminium, and the measuring element is completely potted. Thanks to the compensated corner load sensitivity, uniform measurement accuracy is achieved across the entire platform surface – even with off-centre loading. The robust design and IP65 protection class ensure reliable operation even under demanding operating conditions.

Features of the load cell

  • Single-point load cell made of aluminium
  • Rated capacities: 300 g / 600 g / 1500 g / 3000 g
  • Potted measuring element, protection class: IP65
  • Compensated corner load errors
  • Max. platform size: 200 x 200 mm
  • Cable length: 0.4 m
  • Cable type: 4-wire, shielded cable (Ø 2.9 mm)
  • High long-term stability and precision
  • Compatible with other manufacturers (similar design to Zelo Tedea Soemer 1004, Variohm AL6B, Minebea BCL-A, Flintec PA3, HBM SPL, Siwarex WL260 SP-S, Tecsis F4835)

Mounting

The load must not be applied on the cable-connection side, as this can cause a parasitic force shunt.
The load cell is mounted via the screw-on surfaces at the top, front and rear as well as at the bottom using two steel or aluminium plates (max. 200 x 200 mm). Correct installation ensures precise measurement results and a long service life.

Drawing

plattformw-gezelle_h03a_zeichnung

All dimensions in mm | Technical changes reserved

Properties

Breaking load (Ed): 150 % of emax
Cable length: 0,4 m
Input resistance (RLC) at reference temperature: 406 ± 6 Ω
Insulation resistance: >5.000 MΩ
Limit load (EL): 120 % of Emax
Maximum permitted supply voltage (BU): 12 V
Minimum preload (Emin): 0
Nominal load (Emax): 0,3 kg, 0,6 kg, 1,5 kg, 3,0 kg
Nominal temperature range (BT): - 10 ... + 40 °C
Nominal value (Cn): 0,9±0,1%
Number of division values (nLC): 60000
Output resistance (RO) at reference temperature: 350 ± 3 Ω
Protection class according to (DIN 40.050 / EN 60529): IP 65
Recommended supply voltage (Uref): 5 - 10 V
Material: Aluminum
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