Three Phase Multifunction DIN Rail Power Meter RS485 Modbus Energy Monitoring Module
Product No.: ZH-4041
Three-phase three-wire and three-phase four-wire measurement
RS485 Modbus RTU / Modbus TCP communication
Voltage Measurement:10V/100V/300V/400V/500VAC
Current Measurement:100mA to 100A (depending on model)
DIN Rail Three Phase Energy Analyzer and Power Quality Meter
Product Overview
The ZH-4041 Three Phase Multifunction Power Meter is a high-precision power monitoring device designed for industrial automation and energy management systems. It measures voltage, current, active power, reactive power, apparent power, power factor, frequency, harmonic power and energy consumption. Featuring RS485 Modbus RTU/TCP communication and DIN rail installation, it integrates easily with PLCs, SCADA systems and industrial IoT platforms.
Model Selection
|
Model |
Power Supply |
Communication |
Current Mode |
|
ZH-4041-14N1 |
10-30VDC RS485 |
Modbus RTU |
Terminal |
|
ZH-4041A-14N1 |
10-30VDC RS485 |
Modbus RTU |
Through-hole CT |
|
ZH-4041-15N1 |
10-55VDC |
RS485 Modbus RTU |
Terminal |
|
ZH-4041A-15N1 |
10-55VDC |
RS485 Modbus RTU |
Through-hole CT |
|
ZH-4041-19N1 |
85-265VAC |
RS485 Modbus RTU |
Terminal |
|
ZH-4041A-19N1 |
85-265VAC |
RS485 Modbus RTU |
Through-hole CT |
|
ZH-4041-34N1 |
10V-30V DC |
RJ45 Ethernet |
Terminal |
| ZH-4041A-34N1 | 10V-30V DC |
RJ45 Ethernet |
Through-hole CT |
|
ZH-4041-64N1 |
10V-30V DC | WIFI |
Terminal |
| ZH-4041A-64N1 | 10V-30V DC | WIFI | Through-hole CT |
✅ Three-phase three-wire and three-phase four-wire measurement
✅ Measures voltage, current, power, frequency and power factor
✅ Active and reactive energy accumulation
✅ Harmonic and fundamental power monitoring
✅ RS485 Modbus RTU / Modbus TCP communication
✅ High accuracy 24-bit ADC acquisition
✅ DIN rail installation
✅ Wide power supply options
✅ Suitable for PLC, SCADA and EMS integration
Technical Specifications
| Item | Specification |
|
Model |
ZH-4041 |
|
Voltage Measurement |
10V / 100V / 300V / 400V / 500VAC |
| Current Measurement |
100mA to 100A (depending on model) |
|
Accuracy |
Voltage/Current 0.2%, Power better than 0.5% |
|
Frequency Range |
30Hz ~ 1.2kHz |
|
Communication |
RS485 / RJ45 Ethernet (optional) |
|
Protocol |
Modbus RTU / Modbus TCP |
|
Sampling Update Rate |
20ms~1000ms selectable |
|
Power Supply |
10-30VDC / 10-55VDC / 85-265VAC |
|
Isolation Voltage |
>2500VDC |
|
Installation |
DIN Rail |
|
Operating Temperature |
-20°C ~ +60°C |
|
Power Consumption |
<2W |
1.Industrial Automation
Monitor power consumption of production equipment and manufacturing lines.
2.Building Energy Management
Used in commercial buildings and smart energy systems.
3.Solar Power Systems
Measure inverter output and grid-side energy data.
4.Energy Storage Systems (ESS)
Monitor charging and discharging power.
5.Power Distribution Cabinets
Real-time monitoring of electrical parameters.
6.Data Centers
Track power quality and energy consumption.
7.Water Treatment Plants
Monitor pumps, motors and electrical loads.
FAQ
Q1: Does the ZH-4041 support Modbus TCP?
Yes. Ethernet versions support Modbus TCP communication and can be switched between Modbus RTU and Modbus TCP via configuration registers.
Q2: Can it work with Siemens PLC?
Yes. The meter uses the standard Modbus protocol and is compatible with Siemens, Schneider, Delta, Mitsubishi and other PLC systems.
Q3: Can it measure harmonic power?
Yes. The device supports harmonic active power measurement as well as fundamental active and reactive power monitoring.
Q4: What wiring modes are supported?
Three-phase four-wire
Three-phase three-wire (three-meter method)
Three-phase three-wire (two-meter method)
Q5: Does it store energy data during power outages?
Yes. Energy accumulation data is retained after power loss.
Q6: What communication baud rates are available?
4800, 9600, 19200, 38400, 57600 and 115200bps are supported.
