490 Specification Loadcell Model: 29/BBB0490VU

Download Spec Sheet in PDF Format ►

Specifications

Assembly Numbers
29/BBB0490VB Loadcell Only
29/BBB0490VU Loadcell, Unitised with Bearing Plate (Shown)
Structural Configuration
Double ended, rigid-mount bending beam Compression loading
Bare Weight
11.2 kg
Unitised Weight
16.75 kg
Static Capacity
22,000 kg
Dynamic Capacity
8,000 kg
Safe Overload
150% of Static Capacity
Ultimate Overload
Minimum of 300% of Static Capacity
Loadcell Body Material
4340 alloy steel, heat treated to 180,000psi yield strength
Bearing Plates (2)
2 x 21/63-00040, weld-down, ASTM A514 Steel
Top Mounting Bolts (4)
¾"-16TPI x (Length Dependent on Mountings), Grade 8
Recommended Torque: 470Nm(350ft/lb)
Tie Down Bolts (2)
90/882520 1-¼"-16TPI x 2-½" Grade 8
Recommended Torque: 1,370Nm(1,000ft/lb)
Connector
4 pin Military style, injection moulded
Cable
Custom 4 core with polyurethane jacket

Electrical

Excitation
15 volts (AC or DC)
5-10 volts Recommended
Output
0.25.mv/v @ 5,670 kg
Impedance
350Ω +/- 1.0Ω
Isolation
500MΩ at 50 volts

Dimensions and Mounting Instructions

IMPORTANT This Loadcell must be mounted in accordance with Elphinstone Instructions. Failure to do so may void warranty. Specifications to change without notice. These specifications supercede all previous specifications as of October 2006.

Key

  1. 600 mm
  2. 575 mm
  3. 218 mm
  4. 84 mm
  5. 31 mm
  6. 30 mm
  7. 1"-14TPI x 2½" Grade 8
  8. 1"-14TPI x 35mm Deep
  9. 41 mm
  10. 178 mm
  11. 74 mm
  12. 76 mm
  13. 2½ x 1¼ ONF Grade 8

Connections

  1. Excitation +
  2. Signal +
  3. Signal -
  4. Excitation -

Mounting Requirements

  • Top Plate must be dead stiff and machined flat after welding
  • Bottom Mounting must be dead stiff
  • Bearing plate must be welded using 10mm fillet
  • Across end and fully down each side

Precautions

  • Do not strike an Arc on the loadcell body with a welder
  • It is Ok to use the loadcell to position the Bearing plate for tack welding only
  • Remove the loadcell to complete welding procedure
  • Do not damage the bottom cover plate as this protects delicate strain gauges
  • Take care to protect the loadcell connector/cable as this can not be replaced in the field
  • Fit protection for the loadcell connector from stones and foreign objects which may damage it
  • Do not damage or paint over the Part/Serial Number identification tag

Capacity

Maximum Dynamic Load
8,000kg (17,600lb)
Maximum Static Load
22,000kg (48,400lb)
Top Bolt Thread Engagement into Loadcell
Minimum = 16mm
Maximum = 22mm

Bolt Tensions

¾" Top mounting bolts
470Nm (350 ft/lb)
1-¼" End mounting bolts
1,370Nm (1,000 ft/lb)
Coat all bolt threads with anti-seize
 

Download Spec Sheet in PDF Format ►

Contact Us

If you have any enquiries about the products you've seen on this page, please do not hesitate to get in touch with us at any time for more information.

Weighing Systems

Elphinstone Australia Weighing Systems

Trailers

Elphinstone Australia Trailers

Antarctic Equipment

Elphinstone Australia Antarctic Equipment

Parts and Services

Elphinstone Australia Antarctic Equipment