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AND AD-4328 Weighing Indicators

 

 

AND AD-4328 Weighing Indicators


Basic Weighing Indicators & Simple Filling - Low Cost

The AD-4328 provides power and flexibility at an affordable price.
Performs a wide range of applications from batching to simple weighing.
It is reliable, accurate and easy to install.


Features

  • Accumulative data is stored in memory automatically or manually
  • Comparator output to optional relays (HI/OK/LO)
  • Setpoint comparison for batching applications (Near Zero/Prelim/Target/Free Fall)
  • Powered though AC adaptor or external DC (6 to 12V) power supply
  • Optional bi-directional RS-232C, RS-422, RS-485 interface and BCD, relay, current loop outputs
  • Front panel protected to IP-65
  • Powers up to 6 load cell at 350?
  • Grativity Compensation Function assures accurate weighing without the need for recalibration after transport
  • Standard serial output for printers, external displays, etc.
  • Averaging time and width can be selected for various applications
  • Digitally span calibrated by entering a sensor output voltage through the keypad
  • Mount on panel, column, stand or desk top
  • Can be controlled by external input
  • Enters predetermined tare weight from keypad
  • RFI/EMI protected
  • Meets or exceeds OIML Class III specifications
  • An uncased version of AD-4328 is available (All options are applicable except OP-10 display stand)
  • 1/10,000 display resolution
  • Full Digital Calibration (FDC)
  • Large (14.2mm high), bright red LED display digits
  • Desktop or panel mount display placement (Optional column or wall mounting)
  • Selectable units of measure:
    • 1. International version: kg or t
    • 2. U.S. version: lb or kg
  • A/D conversion rate of approx. 10 times / second
  • Easily selectable minimum divisions: 1, 2, 5, 10, 20, or 50
  • RFI / EMI protection
  • External control capability using up to 3 input signals:
  • Select from Zero, Tare, Mode, Net / Gross, print or M+
  • HI / GO / LO comparator function
  • Weighing-in comparator function using 4 set points:
  • Target, Freefall, Preliminary & near Zero
  • Three relay outputs: Allows semi automated control by automatic activation of valves & gates and status lights & alarms
  • Flexible power sourcing:
    • 1. Nominal DC9V (DC6V to 12V)
    • 2. AC adapter input jack or input terminal



Rear Panel View

  • I/O terminal are screw type for easy maintenance
  • AC/DC selectable
  • When connected to both AC & DC, priority is given to AC
  • Remote operation of front keys

 

Terminal Location

1. Option Installation
2. Load cell connection terminal
3. AC adaptor connector
4. DC input terminal
5. External front panel switch control
6. Standard serial output

Rear-Panel-View-AD-4328.jpg

 

 

Specifications 
Input Sensitivity 0.15µV/d (Min.)
Input Signal Range  - 1mV ~ 15mV
Load Cell excitation 5 VDC ± 5%
Load Cell Drive Capacity Up to 6 units of load cell at 350Ω. Up to 16 units of load cell (max. 90mA)
Zero Temperature Coeficient ±0.2µV+0.0008% of dead load)/℃ (typ)
Span Temperature Coeficient ± 8 ppm/℃ of reading (typ)
Non-linearity 0.001% of full scale
Input Noise ± 0.2µVp-p
Input impedance 10MΩ ± or more
A/D Conversion method Integrating dual-slope type
A/D Resolution 40,000 counts (max.)
A/D Conversion Rate 20,000 counts (maximum)
Weight Display 6 digits, 14.2mm/0.56" (H) LED
Display Resolution 10,000 counts (Max)
Minimum Division Times X1, X2, X5, X10, X20, X50
Maximum Display
500000
Under ZERO Indication '-' minus display
Annuciation ZERO, MD, GROSS, NET, PRESET TARE, kg/t or kg/lb
Keys STANBAY/OPERATE, NET/GROSS, PRESET TARE, ZERO, M+, TARE, MODE, PRINT
Power DC 9V (AC Adaptor or direct input to the terminal)
Net Weight Approximately 0.8 kg/1.8 lb
Operating Temperature -10℃ ~ 40℃ (14℉ ~ 104℉)
Storage Temperature -10℃ ~ 70℃ (14℉ ~ 158℉)
Physical Dimensions 170(W) x 126+19*(D) x 130(H) mm
* include terminal cover
Panel Cut out Dimensions 124 ± 0.5 x 162 ± 0.5 mm
Standard Accessories Manual
Options
OP-01 BCD Output (Open Collector)
OP-02 Comparator Output (Open Collector)
OP-03 RS-422/485 with Relay Output
OP-04 RS-232C/Current Loop/Relay Output
OP-10 Display Stand

 

 

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