Heavy-Duty Bag Checkweigher & Controller
Shanghai Guangzhi’s Heavy-Duty Bag Checkweigher achieves ±0.05% accuracy for 50-2000kg sacks. Integrated reject system, ATEX Zone 21 option & real-time ERP sync.
- Brand： glzon
- Model： GZM
Product Essence: Precision Meets Industrial Might
Shanghai Guangzhi Automation’s Heavy-Duty Bag Checkweigher System delivers ±0.05% weighing accuracy for 50-2000kg sacks (cement, ore, grains) in extreme conditions. Integrating military-grade load cells, AI-powered drift compensation, and ATEX-certified dust containment, it achieves 40 bags/minute throughput while enabling real-time quality control in mining, chemicals, and bulk logistics.
Core Technology Innovations
1. Ultra-Precision Weighing
Triple-Sensor Load Cells: Redundant weighing with 0.01kg resolution
AI Drift Compensation: Auto-calibrates for temperature/vibration (±0.02% stability)
Dynamic Motion Filtering: Removes conveyor vibration noise (ISO 21940-11)
2. Industrial Battlefield Readiness
Hardox 500 Frame: Withstands 10G impacts from falling rocks
ATEX Zone 21 Kit:
Explosion-proof enclosure (Ex d IIC T4)
Intrinsically safe sensors (Ex ia IIC)
IP66/67 Sealing: Full dust/water immersion protection
3. Smart Reject & Data Ecosystem
High-Speed Rejection:
Pneumatic pusher (0.3s response)
Robotic arm option (for >100kg bags)
IIoT Controller:
OPC UA/Modbus TCP ERP integration
Blockchain-enabled batch tracing
Predictive OEE analytics
Technical Specifications
| Parameter | Standard Model | ATEX Model |
|---|---|---|
| Weighing Range | 50-2000kg | 50-1500kg |
| Accuracy | ±0.05% or ±0.1kg | ±0.1% or ±0.2kg |
| Speed | 40 bags/min | 35 bags/min |
| Min Bag Spacing | 500mm | 600mm |
| Conveyor Width | 800-1500mm | 800-1200mm |
| Power | 380V/50Hz, 2.5kW | 24VDC intrinsic safety |
| Data Output | TCP/IP, RS485, 4-20mA | Fiber-optic isolated |
| Dust Containment | ≤5mg/m3 | ≤1mg/m3 (ISO 14644-1) |
Sector-Specific Engineering
Mining & Cement
Abrasion Package: Tungsten-carbide impact plates
Shock Absorbers: 50kN hydraulic dampers
Chemical & Explosives
Anti-Static Kit: Conductive belt (<10? Ω)
Corrosion Resistance: Hastelloy load cells
Food & Grain
USDA/FDA Design: Hygienic easy-clean surfaces
Bird/Anti-Pest: Ultrasonic deterrent system
Intelligent Controller Features
10" Rugged HMI:
Real-time weight distribution mapping
Multi-lingual interface (EN/ES/FR/RU)
500+ product recipe storage
AI-Powered Analytics:
Statistical process control (SPC) charts
Auto-adjusts filler settings via Modbus
Predictive drift alerts
Cybersecurity:
IEC 62443-3-3 certified
Hardware firewalls + encrypted data
Case Study: German Cement Plant
Challenge:
±1.5kg variance in 50kg sacks causing $220K/yr giveaway
Load cell failures every 3 weeks
Solution:ATEX checkweigher with AI compensation + Hardox frame
Results:
? ±0.15kg accuracy
? Zero load cell replacements in 18 months
? ROI in 5 months
Global Compliance & Value
Certifications:
OIML R76 Class III
ATEX 2014/34/EU (Zone 21)
NTEP Certificate 19-147
Cost-Saving Tech:
Self-Clearing Load Cells: Eliminate manual cleaning downtime
Energy Harvesting: Solar-powered controller option
Upgrade Ecosystem:
| Module | Function |
|---|---|
| X-Ray Scanner | Combines weight + foreign object detection |
| Moisture Analyzer | ±0.5% moisture measurement |
| Pallet Taring | Auto-deducts pallet weight |
Support & Service
24/7 Global War Room:
Remote diagnostics via satellite link
AR-guided calibration (HoloLens)
Critical Spares Network:
ATEX-certified load cells
Impact-resistant conveyor beds
Sealed servo motors
Global delivery ≤48h from Shanghai/Houston/Johannesburg hubs
APPLICABLE BARREL TYPE
COMPANY PROFILE
Shanghai Guangzhi Automation Equipment Co., Ltd. is a production and trading company specializing in the weighing industry. We are located in Shanghai, China's economic city, with convenient transportation and export ports all over the world. We cooperate with state-owned factories and international companies, and the quality is guaranteed.
We mainly focus on providing customers with weighing solutions, from commercial scales to industrial weighing machines. Such as pneumatic valve bag packaging machine, dry mix mortar bag packaging machine, cement packaging machine, natural stone powder packaging machine, flour powder packaging machine, wheat packaging machine, potato starch packaging machine, air packaging machine, granule bag packaging machine, grain packaging machine, fertilizer bag packaging machine, lubricant filling machine, 200 kg drum filling machine, 216L drum filling machine, 208L drum filling machine, ton barrel filling machine, IBC barrel filling machine, jumbo bag packaging machine, ton bag packaging machine, 30L pail filling machine, 50L pail asphalt filling machine, ATEX barrel filling machine, explosion-proof filling machine, etc.
Company Certificate
Our office and workshop
Consulting-Design-Procurement-Processing-Production-Installation-Debugging-Training-Maintenance
This is a partial 
service for us
in China.
Over 30 years of experience, every time we produce in
Shanghai, our friends can visit our factory at any time.
Brand components
We will ensure that our company's equipment has safety, stability, high efficiency and intelli-gent technology, so as to meet your needs, we can also cooperate with you in selecting in-ternational product brand production and business.
Our service
Complete solution provided
Telephone exchange joint business design plan, you can also visit our company ; we have a good environmental office vehicle,you can visit from time to time.
Duty after death
Our music team has a strong heart, and the customer's suspicions are also the purpose 24 hours of phone cell service and listing to the conversation at any time.
Technology group
We have a wealth of technical personnel and our technical team has been developing technical skills for over ten years.
Successful collaboration
Our factory in Shanghai. China provides free training for our technical staff.Better guarantee good product safety , our company provides safety, convenience, high efficlency packaging servic.
packge and delivery
Multiple Transportation way :Express(Fedex/DHL/TNT/EMS/UPS etc),air and shipping for your choose
FAQs
Our in-house designers and engineers have produced countless great designs for customers from different industries
1
Can we get your free samples?
Samples can be offered for free. But courier cost for the samples should be at buyer's account.
2
Can you print our LOGO in flatware set?
Yes.we can print the logo on the flatware set as your requirements.Embossed, laser,stamped and engraved are available.
3
How long is the delivery time of sample?
Samples from stock can be sent within 1-3 days. New produced samples will be sent within 5-15 days.
4
Is there any MOQ for what I purchase?
Yes, we have MOQ for mass production. Different item with different package has different MOQ. Please contact us for more details.
5
Do you accept OEM or ODM services?
OEM and ODM are accepted!
6
What is 18-10 Stainless Steel Flatware?
18-10 refers to the composition of stainless steel. It contains 18% chromium and 10% nickel for excellent strength and corrosion resistance.
CONTACT US
Skype: fayfaywang1027
QQ: 429682794
Whatsapp: 008618016442021
E-mail: glzoncn@163.com
https://glzon.en.alibaba.com/
cel: +0086 18016442021