CELTRON / MBB Miniature Bending Beam

The Model MBB is designed for low proile platform scales and tank scales in low capacities. It is constructed of high alloy tool steel which offers superior performance in creep characteristics and shock load capabilities over standard aluminum units. The Model MBB is fully potted and sealed with special chemical compounds to IP66, providing excellent protection against moisture and humidity.

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Description

MBB Miniature Bending Beam

FEATURES

  • Capacities: 50, 100, 150, and 250 lbs
  • Low profile for low-capacity scales
  • Electroless nickel-plated alloy tool steel
  • Optional – FM approval available

APPLICATIONS

  • Silo / Hopper / Tank weighing
  • Packaging machines
  • Dosing / Filling
  • Belt scales / Conveyor scales

OUTLINE DIMENSIONS

DIMENSION TABLE (All in mm)

Capacity / Type L L1 L2 L3 W W1 H H1 D1 D T Remarks
50 / 100 / 150 lb 60.33 50 12.7 33.66 19.5 12.7 24.8 22.2 4.5 4.5 Standard
250 lb 60.33 50 12.7 33.66 25.4 19.05 24.8 22.2 4.5 4.5 Standard
50 / 100 / 150 lb (OL) 60.33 50 12.7 33.66 21.0 12.7 24.8 22.2 4.4 4.4 OL type
100 / 250 lb (VT) 60.33 50 12.7 33.66 25.4 19.05 24.8 22.2 6.8 1/4-20 UNF VT type
100 lb (BCI) 60.33 50 12.7 33.66 25.4 19.05 24.8 22.2 6.4 6.4 BCI
250 lb (BCI) 60.33 50 12.7 33.66 25.4 19.05 24.8 22.2 6.4 4.5 BCI
250 lb (LT) 60.33 50 12.7 33.66 25.4 19.05 24.8 22.2 4.4 1/4-28 UNF LT type

SPECIFICATIONS

Parameter Value Unit
NTEP / OIML accuracy class Non-Approved
Maximum no. of intervals (n) 3000
Y = Emax / Vmin 5000
Maximum available standard capacities (Emax) 50, 100, 150, 250 lb
Rated output (R.O.) 3.0 mV/V
Rated output tolerance ±10 % of rated output
Zero balance ±1 % of rated output
Non-linearity ±0.030 % of rated output
Hysteresis ±0.030 % of rated output
Non-repeatability ±0.020 % of rated output
Creep error (20 minutes) ±0.030 % of rated output
Zero return (20 minutes) ±0.030 % of rated output
Temperature effect on min. dead load output ±0.0026 % RO / °C
Temperature effect on sensitivity ±0.0015 % applied load / °C
Compensated temperature range –10 to +40 °C
Operating temperature range –20 to +60 °C
Safe overload 150 % of R.C.
Ultimate overload 300 % of R.C.
Excitation (recommended) 10 VDC or VAC RMS
Excitation (maximum) 15 VDC or VAC RMS
Input impedance 385 ±5 Ω
Output impedance 350 ±3 Ω
Insulation resistance >5000
Construction Nickel-plated alloy steel
Environmental protection IP66

All speciications subject to change without notice.
FM Approval
Intrinsically Safe: Class I, II, III; Div. 1 Groups A-G
Non-Incendive: Class I; Div. 2 Groups A-D

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