Weight indicator and Controller with Continuous RS-232

TENDER weight controller has been designed to control and indicate filling and batch dispensing processes. TENDER’s versatile structure and variant models make it an ideal and optimum cost solution for a broad variety of weighing applications. Benefiting from the highest interference resistance and long-term reliability, problem-free operation is guaranteed in the harshest environments. TENDER weight controller is also able to connect to central controller through de facto digital and analogue interfaces.



  • Fast and Accurate (1/100000)
  • Programmable up to 8 Formulas
  • Adjustable Digital Filter
  • RFI/EMI Screening
  • Ultra Low Drift vs. Temperature and Time
  • User-friendly
  • Parametric or Manual Calibration
  • Load Cell Error Detection
  • Two Isolated digital inputs
  • Continuous RS-232 Output
  • 5 PNP Outputs

Technical Specification

Supply230 VAC, ±10%, < 3W
A/D Converter24-bit Sigma-Delta, Linearity < 0.0015 % FS
External Resolution , MAX1/100000
Load Cell Excitation5 VDC, 100mA, 6x350ohm
Measurement Range±40 mV
Digital Filter Update Rate5 – 25 Hz
Display5 Digit – 7segment LED
Digital Outputs5 – PNP <1A
Digital Inputs230 VAC – Isolated
Baud Rates38400 ~ 115200 bps
Operation Temperature-20o C to +60o C
Case96 x 96 x 72 mm, IP20

Schematic Diagram

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