YAOHUA A12 indicator - A12

Introduction:
Weighing indicator XK3190-A12 adopts fast feed, high precision ∑-Δ A/D conversion technology and special anti-vibration software technology, widely applied in electronic platform scale,mechanic-electronic scale and so on alike static weighing system equipped with 1~4 load cell.
Standard Function:
1.High precision A/D conversion with readability 1/30000.
2.Call and display inner code to replace weight observing and analysis tolerance
3.Special software process to strengthen anti-vibration ability
4.Able to setup zero-tracking range, zero(auto/manual) range
5.Able to setup digital filter intensity,range and stable time
6.With counting function (unit weight data save protection in case of power off)
7.Selectable back light (EL) mode
8.AC/DC power supply, with built in rechargeable 6V/4AH battery
9.Alarm for low battery and auto power off at low battery
10.Optional of RS232 interface with selectable baud rate and communication method
11.Optional of scoreboard interface sending by 20mA current loop
12.Nonstandard Function( Optional, please inform sales staff if need):
13.KG/LB switch function
14.Auto calculating average function ( For livestock scale)
15.Two fixed-value outputs function ( For low speed weighing)
16.Technical Parameter:
A/D conversion method: ∑-Δ
A/D conversion speed: 20 times/sec.
Max. A/D conversion bits: 20
Input signal range: -10mV~15mV
Input sensitivity: ≥1 μV/e
Load cell excitation: DC 5V; I≤150mA
Max. connection number of load cell: 4 at 350 ohm
Load cell connection mode: 4 wire
Verified counts: 3000
Max. external counts: 30000
Max. internal resolution: 300000
Division: 1/2/5/10/20/50 optional
Display(XK3190-A12): 6 bits LCD, 6 status indications
Display(XK3190-A12E): 6 bits LED, 6 status indications
Display range: -2000~150000(e=10)
Optional: Scoreboard interface serial sending signal by current loop with baud rate 600
Transmission distance: Current loop≤100 meters
Optional: RS232C serial communication interface, with selectable baud rate by continuous sending method or on command method
Transmission distance: RS232C≤30 meters
Power supply: AC 187~242V,49~51HZ; DC built in rechargeable 6V/4AH battery