The DCM3366P-N integrates advanced metering features to measure voltage, current, power, and cumulative energy in DC environments. Its dual communication interfaces—RS-485 (Modbus RTU) and Ethernet (Modbus TCP / HTTP API)—make it versatile and future-proof for networked energy monitoring.
Typical features you would expect:
-
Bidirectional Energy Recording — Supports forward, reverse, and net energy tally.
-
Wide DC Input Range — Likely supports 0–1000 V DC input and high-current measurement via external shunt.
-
High Accuracy — Class 0.5 or better (to be confirmed)
-
LCD Display — Real-time readout of parameters, status, and energy data.
-
Dual Communication — RS-485 for legacy devices, Ethernet for modern networks.
-
Data Retention & Stability — Energy totals remain during power fluctuations or communication loss.
-
Rugged Design — Built for DC power environments, with protections for surge and EMI.
-
DIN-Rail or Panel Mounting — Compact form factor suited for control cabinets.
| Product Name | YADA DCM3366P-N Series DC Energy Meter |
| Meter Type | DC Energy Meter |
| Model No. | DCM3366P-N |
| Brand Name | YADA |
| Display Type | LCD Display |
| Installation | Panel mounted 90mm*90mm |
| Dimensions & Weight | 98.0mm*98.0mm*80.8mm, 0.33kg |
| Accuracy Class | Class ±0.2%/±0.5% |
| Working Environment | |
| Operating Temperature | -20℃~70℃ |
| Storage Temperature | -40℃~70℃ |
| Alititude | Less than 2,000 meters |
| Relative Humidity | 5~95% (without condensation) |
| Power Cosumption | |
| Auxiliary power | AC85V~265V(50/60Hz) or DC100V~370V |
| Power | ≤10W or 10VA |
| DC±12V output | ≤2.5W |
| Voltage circuit | ≤0.05VA |
| Current circuit | ≤0.05VA |
| Communication Interface | |
| 1 RS485 interface | Working mode: Half-duplex |
| Communication rate: 1200bps, 2400bps, 4800bps, 9600bps, 19200bps, 38400bps | |
| Communication protocol:Modbus-RTU | |
| Maximum response time less than 100ms | |
| 1 Ethernet interface | Interface type: RJ45 interface |
| Communication rate: 10/100M adaptive | |
| Communication protocol: Modbus-TCP/IP | |
| Default IP:192.168.0.101 | |
| Maximum response time less than 100ms | |
| Number of links: 1-3 selectable, default 3 | |
| Accuracy | |
| Voltage | ±0.2% |
| Current | ±0.5% (not including hall) |
| Power | ±0.5% (not including hall) |
| Electric energy | ±0.5% (not including hall) |
| Temperature | Measurement range: -40℃~180℃ |
| Accuracy: ±1℃ (Requires an external YDH-PT temperature sensor) | |
Key Features & Benefits
-
Flexible Connectivity — RS-485 and Ethernet give full compatibility with BMS, EMS, SCADA systems
-
Accurate DC Energy Measurement — Essential for EV, PV, battery systems
-
Bidirectional Energy Support — Useful for energy export, V2G, and charge/discharge accounting
-
Wide Voltage / Current Range (model dependent) — Supports typical DC system configurations
-
Clear LCD Readout — Field-readable parameters, status, energy data
-
Reliable & Durable — Designed for harsh DC operating conditions
-
Network-Ready — Ethernet enables remote monitoring, firmware updates, and IoT integration
-
Scalable & Customizable — Firmware, display options, communication settings, and mechanical design adaptation supported
Wiring & Communication
Dimension & Installation
Applications
-
EV DC charging stations and modules
-
Solar PV DC string / inverter side metering
-
Battery Energy Storage (charge/discharge monitoring)
-
DC microgrid systems
-
Hybrid systems combining DC and AC segments
-
Intelligent energy infrastructure (smart buildings, IoT)
-
Power quality and energy audit systems
Why Choose YADA DCM3366P-N?
-
Modern Communication Suite — Ethernet + RS-485 gives you flexibility and future scalability
-
DC-Centric Design — Optimized for DC measurement rather than adapted AC meters
-
Bidirectional Capability — Critical for energy feedback, V2G, and battery logic
-
Field-Ready Display — LCD enables technicians to read values without external tools
-
Network Integration — Easily fits into IoT, EMS, or cloud-based monitoring systems
-
Proven Reliability — Designed for electrical harshness, stability, and long-term use
-
Customization Friendly — For large projects, firmware, interface, labeling can be tailored
-
Support & Compliance — Certifications, technical support, calibration options available for B2B clients
FAQ
Q: Does this meter support both RS-485 and Ethernet?
A: Yes — the DCM3366P-N includes both RS-485 (Modbus RTU) and Ethernet (Modbus TCP / API) interfaces.
Q: Can it measure energy in forward and reverse directions?
A: Yes — bidirectional energy measurement is supported (forward, reverse, net modes) for systems with energy feedback.
Q: What voltage range does it support?
A: Typically supports 0–1000 V DC (or variant models). Confirm with your engineering spec sheet.
Q: Is it suitable for EV charging systems?
A: Yes — designed for DC metering, ideal for EV charging stations, BESS, and hybrid energy systems.
Q: What is the display type?
A: It features an LCD display for real-time readouts of voltage, current, power, and energy.