safe limiter load cell_Bridge Load Cell_ManyYear Technology Company Limited


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086-755-29164744#503 (China)
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Position:Product / Weighing Transmitter
Digital Load Cell
Product model:ADS421

Channel : 1 Channel, Work voltage: 6-12vdc

Signal output: RS485

Application:  digital pressure, digital temperature and digital weighing module

Product specifications

Model: ADS421 Digital Load Cell

Catalog: Analog /digital weighing  junction box

Channel : 1 Channel

Work voltage: 6-12vdc

Signal output: RS485

Application:  digital pressure, digital temperature and digital weighing measurement

keyword:  digital load cell, digital pressure sensor

Ref pic

Suitable for the application without  strict demand for temperature performance or cost sensitive customers.

For the manufacture of digital load  cells, weighing indicators, process control weighing instruments, tensile  testing machine,

and other weighing or force measuring  occasions.

Features and Specifications

Measuring range: ±15mV

A/D Resolution:1000000

Temperature coefficient≤10ppm/℃(typical

Hardware Interface: RS-485interface,  half-duplex.

Software Protocol:  Freeport  protocol

Dimensionsmm):Rectangle55×49×18  /  Round Ф32×8

A/D conversion, digital calibration,  tare, zero setting/tracking, switch-on zero setting,anti-dithering;

All the parameters can be set through  serial interface;

Module addresses are available from 0 to  31. Modules can work through bus communication;

Baud rate, parity bit and data output  format can be set. 120038400bps;

Digital filtering: standard filtering or  LPF;

Sampling speed: 3.125400Hz;

Storage of the parameters with protection  against power failure;

Operating Voltage: 9V DC(6.5V12V); Operating Current:≤40mA;

Complete protection: wrong wiring  protection, overvoltage protection, transient voltage suppression;

Operating temperature range: -40℃~+70; Storage temperature range: -60℃~+90



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  • *Application description:
  1. Pressure type:gauge pressure, Absolute Pressure,negative pressure
  2. Pressure range:min -25MPA ;max: 800Mpa
  3. Measure meidum: air,liquid,melt,mixture
  4. Medium temp: lowest temp.-196c, normal: -20c to 60c,high tem: 125c, 200c, 400c,800c, 1200c
  5. Work voltage: 3vdc, 5vdc, 10vdc, 24vdc
  6. Analog output: mv/v, 0-5vdc, 0.5-4.5vdc, 0-10vdc or 4-20mA
  7. Digital output: RS232, RS485, HART, BUS CAN
  8. Location indicator:point LED, LCD
  9. Thred size: M type G type, NPT, UNF
  10. Connector: AMP, Hirschman, clamp nut, Packard, other
  11. Wire lenght:0-100m
  12. Material: 316L, 304, alloy aliminum
  14. Anticorrosive: Strong acid, alkali, high temperature and humidity
  15. Purchase: pcs, set
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