TH-M11-W03 Battery Online Monitoring Device
Professional intelligent solution for backup power systems featuring Cortex-M4 core & μcos-II OS. Enables precision collection of battery cell/pack parameters, integrates intelligent diagnosis, equalization charging and desulfurization functions, supports multi-protocol communication and flexible networking.
Technical Specifications
| Parameter |
Specification |
| Working Voltage |
DC: 100V~430V
AC: 85V~305V |
| Group Voltage |
Accumulated from single voltage when not equipped with voltage module |
| Group Current Measurement |
Range: 0A~1000A, Precision: ±0.5% (customizable) |
| Ambient Temperature |
Range: -25℃~+99.9℃, Accuracy: ±1℃ |
| Single Voltage Measurement |
2V type: 1.5~2.5V, ±(0.2%+1mV)
12V type: 4.8~15V, ±(0.2%+10mV) |
| Monoblock Temperature |
Range: -25~+80℃, Accuracy: ±0.5℃ |
| Internal Resistance |
2V type: 50~65000uΩ, ±(2%+3uΩ)
12V type: 50~65000uΩ, ±(2%+10uΩ) |
| Monitoring Capacity |
4 pairs SBUS acquisition, max 250 sections per pair, soft divided into 6 groups |
| Communication Interface |
4 SBUS ports, 1 network port, 4 RS485 interfaces, 1 RS485 host interface |
| Communication Protocol |
MODBUS/RTU, MODBUS/TCP, TCP/IP |
| Open Node |
1 passive normally open node |
| Insulation Withstand Voltage |
2000VAC |
| Durability (MTBF) |
100,000 hours |
| Clock Error |
≤1s/24h |
| Power Consumption |
≤15W |
| Operating Temperature |
-30℃~+70℃ |
| Atmospheric Pressure |
79.5~110kPa |
| Relative Humidity |
5%~90% |
Key Features
- All-round Precision Monitoring: Accurate collection of single cell voltage, internal resistance, pole temperature, pack voltage, charge/discharge current, floating current and ambient temperature
- Intelligent Battery Diagnosis: Built-in professional analysis model for SOC prediction, performance judgment and maintenance suggestions
- Rich Practical Functions: Passive equalization charging, desulfurization and activation with 2.3-inch LCD local display
- Powerful Hardware & Compatibility: Manages up to 1000 cells & 6 battery packs with flexible software grouping
- Industrial-grade Reliability: Wide-voltage dual power supply with independent isolation design
- Long-term Stable Operation: MTBF over 100,000 hours with automatic abnormal recovery
- Easy Installation & Deployment: 1U rack-mounted design (436×113×44mm, 3.8Kg) for space-saving deployment
- Multi-scenario Application: Ideal for power, communication, finance, IDC, aerospace, and military industries
Product Images
Company Information & Support
Why Choose Us?
High-tech enterprise with over 290 successful projects for 220kV to 500kV substations and battery systems above 1000Ah. Leading DC power system supplier in China with over 40% market share and 1 million modules annually.
Quality Guarantee
8 advanced production lines with 80% automation and 99% first-pass yield. All power modules undergo double-sided potting, conformal coating, and rigorous functional, environmental, and aging tests.
Business Support
Full range of power conversion modules, system-level low-voltage DC distribution cabinets, data center power systems, and customized hardware/software power solutions.
Sample Orders
Yes, sample orders are available for quality testing. Sample costs are paid by the customer.
Payment Types
We accept payment via TT (Telegraphic Transfer).