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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

GM608A5

GM8804C-2 Packaging controller

The packaging controller is one of our core product and the industry standard for packaging system in China, dominating the market with over 50% market share, and the go-to product in grain, chemical, and fertilizer industries. With over 10 years of experience in designing packaging controllers for industries, we have fine toned the software for all packaging related needs and processes and while holding patents to key technologies, so our customers in China and worldwide trust us when it comes to their packaging controller needs.


  • CE approved
  • Suitable for all packaging applications with or without a material hopper
  • System Self Diagnostics for I/O ports to simplify installation and maintenance
  • 20 I/O control (8 inputs and 12 outputs)
  • Perfect balance between speed and precision with automatic three-speed feeding
  • Advanced free fall compensation algorithm for extremely precise result every time
  • Smart calibration without weights
  • 20 recipes can be stored for different weighing capacity
  • Patent pending two-layer advanced digital filtering algorithm
  • Two serial communication ports to connect with computer, printer and/or a second
  • display
INDICATOR POWER
Power Supply 90V~260V AC 50Hz(or 60Hz)±2%
Power Consume 15W
A/D CONVERTER
Type 24-bit Delta-Sigma
Analogue input range 0.2mV to 37mV
Linearity <0.01%FS
Gain Drifting 10PPM/℃
Minimum Sensitivity 0.5 µ V/d
Conversion Rate 120/s
Display Accuracy 1 / 30,000
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
ENVIRONMENTAL
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 (12 Self-defined functions) Start, Stop, Zero, Clear Alarm, Change Recipe, Clip/Loose bag, Manual discharge, Manual fine feeding, Print, Key locker, Hi-limit, low-Limit
DIGITAL OUTPUT
Output Number 12
Output Functions (15 Self-defined functions) Run, Stop, High-feeding, Middle-feeding, Fine-feeding, Fixing-value, Over, Alarm, Clip bag, Punching bag, Discharge, Near zero, Supply material, Batch complete, Material short
PRINT FUNCTION
Print RS232 Port
UART RS232/RS485 INTERFACE
BUS Standard Modbus RTU
CONT Sending Continuous (General Measure Protocol)
READ Read and Response mode (General Measure Protocol)
PACKING FUNCTION
Feeding 3 Feeding Speed, Jog-feeding supported
Packing Mode With Bin mode, Without Bin mode
Recipe 20 recipes
Speed 10-16 Packs/min up to 50Kg/pack
Accuracy ≤0.5%
Extra Free fall self-adjust, Punching bag functionBatching packing
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