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Weighing Indicators

Weighing Transmitters / Loadcell Converter

Batching Controllers

Liquid Filling Controller

Packing Or Bagging Controllers

Online Check Weigher Controller

Online Check Weigher(600G~3KG)

Online Check Weigher (6~30kg)

Online Check Weigher(30~60KG)

High Accuracy Feeder

High Speed Feeder

Remote Displays

PCB Boards

GM8804C-7

GM8804C-7 Check-weigher controller

The weighing controller is a ultra high performance check-weigher controller with many patented technology over 25 years and core competence in data processing and filtering. This controller offers the state-of-art ability to balance between data stability and response speed, making it the highest performing check-weigher controller on the market.


  • CE approved
  • 20 I/O control ports (8 inputs / 12 outputs)
  • Patent pending two-layer advanced digital filtering algorithm
  • RS232 / RS485 serial communication ports.
 
INDICATOR POWER
Power Supply 90V~260V AC 50Hz(or 60Hz)±2%
Power Consume About 15W
A/D CONVERTER
Type 24-bit Delta-Sigma
Analogue input range 0.2mV to 27mV
Linearity <0.01%FS
Gain Drifting 10PPM/℃
Minimum Sensitivity 0.5 µ V/d
Conversion Rate 120/s
Display Accuracy 1 / 100,000
DISPLAY & KEYBOARD
Main Display 6 digits, 7 segments, VFD
Sub Display 3 digits, 7 segments, VFD
Keyboard 16 buttons with beeping feedback
Status Indicators (18 VFD indicator) ZERO, STAB, RUN, SUM, OVER, UNDER, SP1, SP2, SP3, DISC, NZ, FILL, HILIM, HI, GO, LO, LOLIM, HOLD
LED Status Gross, Net, Tare, Pack
CALIBRATION & WEIGHING FUNCTIONS
Calibration By test weight or by electronic calibration
Digital Filter Multiple FIR filter with 9 selectable levels
Weighing Functions zero, zero tracking, auto-zero at power
ENVIORNMENTAL
Operating Temperature -10℃ to 40℃
Storage Temperature -25℃ to 70℃
Relative Humidity 90% R.H without dew
IP Level Front panel IP 65
LOAD CELLS
Excitation 12V
Load Cells Drives 8pcs Load Cells 350Ω
MECHANICAL DATA
Dimensions & Weight 165×181×98 mm (L×W×H) weight approx. 2.5kgs
Standard Mounting Panel Mount
Certification CE
Enclosure ABS front panel, cast aluminum body
DIGITAL INPUT
Input Number 8
Input Functions (11 Self-defined functions) Run, Stop, Zero, Alarm, Tare subtraction, Reset tare, Gross/Net, Product code, Detecting signal, Printing accumulation, Keypad lock.
DIGITAL OUTPUT
Output Number 12
Output Functions (22 Self-defined functions) Run, Stop, Buzzer, Busy, Near zero, Checking, Hold, Over, OK, Tolerance, Batches completed, Alarm, Stable, HILIM, HI, GO, LO, LOHIM, Gross, Net, Detecting feedback, Over tolerance.
INSTRUMENT WITH ANALOGUE OUTPUT(OPTIONAL)
Type Isolated 16-bit D/A converter
Accuracy 0.04%
Voltage Output 0-5V / 0-10V / -5-5V / -10-10V
Current Output 4-20mA / 0-20mA / 0-24mA
PRINT FUNCTION(OPTIONAL)
Print RS232 Port
UART RS232/RS485 INTERFACE
CONT Continuous Sending
CHER Checking Result
Modbus Standard Modbus RTU
SAFETY
Parameter Password protected
Fuse Protection
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