factory-direct accessories, built to the application-specific capacity and accuracy your project requires.
The WST1509 is a accessories. All figures on this page come from the factory parameter sheet — what you read here is what ships.
Contact our engineers for the complete datasheet and design-in support.
WST1509 digital load cell amplifier weighing transmitter RS485 modbus RTU
SPECIFICATION
It is connected with the strain gauge load cell, and adopts the assembling
Base of standard socket type.
Analog output: 4-20mA/1-5V
Serial output: RS232/RS485, answering type or continuous type
It can be connected to the long distance scoreboard.
You can adjust it or set the parameters through the serial interface.
It has the interface for the input of ZERO command, and you can make ZERO by
Connecting the press button to the ZERO interface, and pressing this button.
Main specifications:
Power: DC24V 0.3A
Load cell stimulating voltage: 5V
Load cell sensitivity: 2mV/V
A/D converting rate: 200 times/second
Highest resolution of analog output: 0.004mA (12 bit)
Highest resolution of digital output: more than 30000
Zero tracking range: null, 0.4d, 0.8d, 1.2d… 3.6d
Zero range at turning on: null, 1%, 2%, 5%, 10%, 20%…….60%
Filter parameter range: 00-99
Complete technical parameters, as delivered from the factory.
| WST1509 Technical Specifications | |||
|---|---|---|---|
| Power Supply | 24VDC | load cell Sensitivity | 2mv/V |
| Rated Output | 4-20mA/1-5V, RS485 Modbus rtu | ||
Direct manufacturing with 10+ years of OEM/ODM experience — custom capacities, connectors, cable lengths and branding.
Send your capacity, application and annual quantity — pricing, datasheet and sample options within 12 hours on business days.
Every unit is factory calibrated and inspected before dispatch; parameters on this page reflect shipped goods.
Multi-channel junction boxes equalise signals from up to eight sensors for truck, hopper and silo weighing installations using the WST1509.
Up to 8 cells
Shielded 4-wire and 6-wire cables, ODU / M12 / aviation connectors and conduit-rated assemblies for demanding cable runs alongside the WST1509.
OEM lengths
Self-aligning mounting feet, load buttons, stoppers and overload protection hardware — matched to the WST1509 to preserve accuracy over millions of cycles.
Stainless / alloy
| Function | Wire Color |
|---|---|
| Excitation + (Exc+) | Red |
| Excitation − (Exc−) | Black |
| Signal + (Sig+) | Green |
| Signal − (Sig−) | White |
| Model | Capacity Range | Typical Application | Choose When |
|---|---|---|---|
| WST1509 | — | This page | Current selection |
| WST1513 | — | Accessories | Alternative model in the same class |
| WST1512 | — | Accessories | Alternative model in the same class |
| WST1511 | — | Accessories | Alternative model in the same class |
| WST1510 | — | Accessories | Alternative model in the same class |
| WST1508 | — | Accessories | Alternative model in the same class |
Not sure which model fits your design? Send us your platform size, target capacity and environment — our engineers will recommend the right sensor within 12 hours.
The WST1509 meets standard industrial accuracy requirements. Full accuracy figures are listed in the specifications table above.
The WST1509 is available in multiple capacity steps. For requirements outside the listed range, contact us — OEM capacities can often be arranged.
Protection class details are listed in the specifications table. Ask our engineers if your environment includes wash-down, immersion or corrosive conditions.
It provides a standard industry output signal, compatible with standard weighing indicators, transmitters and PLC analog inputs.
Standard wiring follows the industry convention: excitation + red, excitation − black, signal + green, signal − white. Always confirm against the datasheet shipped with your batch.
Use the inquiry form on this page or WhatsApp us directly — we reply within 12 hours on business days. Tell us your capacity step, target annual quantity and application, and we will send pricing, the datasheet PDF and sample availability. OEM/ODM options (custom labeling, connectors, cable lengths) are available on request.
Full dimension drawings, performance curves and calibration data — sent to your inbox within 12 hours.
Deepen your selection — application guides, accuracy-class comparisons and installation notes written for B2B engineers.
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Read article →Tell us your capacity step, application and annual quantity. Our engineers reply with pricing, datasheet PDF and sample options within 12 hours on business days.
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