
LOAD CELL KELLI DIGITAL 30 MT
KELLI DIGITAL loadcells (likely referring to Keli brand models like QS-D type) are high-precision sensors used in truck scales, railway scales, and weighing systems. They feature built-in analog-to-digital conversion for reliable digital output via RS-485 interface. These OIML C3-certified load cells feature integrated, built-in analogue-digital transformers (ADT), 150% maximum safe overload protection, and IP68/IP69K sealing for harsh environments.
Dimensions (QS-D, 30-40t)
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Length: 240mm, Width: 135mm
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Height: 223.5mm (30t), 239.5mm (40t)
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Mount holes: Φ85-88mm (C1), Φ30mm (C2), Φ18mm (C3)
These loadcells suit dairy or industrial weighing, aligning with your interest in equipment like milking machines.
Common ratings include capacities from 10t to 50t, with detailed specs for 30t and 40t models.
Digital Loadcell Features
- Pre calibrated : No need of calibration or corner adjustments in field
- Linear output through out full range
- Highly temperature compensated
- Signal integrity against external electrical noise
- Better accuracy, Very simple & Easy installation procedure
- Long distance signal communication between weighbridge indicator and loadcell (Upto 1200 m)
- Advanced in-built Surge/Lightning protection exceeding IEC 61000-4-5 standard
- Easy Field replaceability, as factory calibrated
Salient Features
- Galvanized body prevents rusting of body for long time.
- Specifically designed cables suitable for harsh environmentn and better noise immunity.
- 16 meter standard cable length.
- One year warranty against any manufacturing defect.
- Strong technical support for field or design related issues
Connections
- Excitation + Red
- Excitation -Black
- Signal + Blue
- Signal -White

Product Description
| Parameter | Specification |
|---|---|
| Rated Capacity | 30t, 40t |
| Safe Overload | 150% FS |
| Ultimate Overload | 200% R.C |
| A/D Resolution | 200,000 or up to 500,000 |
| Data Refresh Rate | 50 Hz |
| Excitation Voltage | 10-12V DC (max 15V) |
| Transmission Distance | Up to 500-1200m |
| Nonlinearity | ±0.02-0.03% F.S |
| Operating Temp Range | -30°C to +70°C |



