DFPM9024 DC Energy Meter Two Circuits DC Energy Monitoring

DFPM9024 Adopt microelectronics technology and special-purpose large-scale integrated circuit, and apply digital sampling processing and SMT technology. With single-channel or dual-channel DC measurement, LCD, and RS485 communication.

Two-Channel DC Measuring
Compact Size 4 Module
High Accuracy Class0.5 for kWh
Multi-tariff 4 Tariff – 14 Time Period
Multiple Communication

Features of DFPM9024 DC Energy Meter

Real-time measurement: V, I, P, IMP & EXP kWh
2 channel DC Measurement, Shunt current free setting
Voltage Input: 0-1000V; Current input: 75mV by shunt (Max. 800A)
Support 4 tariffs, 14 time periods
The historical record for the latest 31 days & 12 months’ kWh
2 pulse output, 1 pulse for energy, 1 pulse per second (PPS)
Alarm for Over-voltage & Over-current
Standard Modbus-RTU, DL/T 645-2007 and DL/T 698.45-201X (Optional)
Class 0.5 accuracy for kWh, Max. 3 decimal points for display (0.001 kWh)
35mm DIN Rail Installation

Technical Specification of DFPM9024 DC Energy Meter

Parameter	Specification
Rated Voltage	DC 0-1000V
Rated Current	100A, 200A, 300A, 400A, 500A, 600A, 700A, 800A
Starting Current	0.002 lb
Auxiliary Power Supply	P1: 9-60V DC, P2: 80-264V AC
Power Consumption	< 2W
RS485 Port	DFPM902-N: 2 RS485 Ports, DFPM902-A: 1 RS485 Port
Protocol	Modbus-RTU, DL/T 645-2007, DL/T 698.45-201X (Settable)
Address	1-247
Baud Rate	1200, 2400, 4800, 9600 (default) bps
Pulse Output	200 imp/kWh, 100 imp/kWh, 50 imp/kWh, 25 imp/kWh
Dimension (LWH)	100 * 72 * 65mm (4 module)
Shunt	75mV, Accuracy: Class 0.2
Impulse Voltage	6000V
Power Frequency Withstand Voltage	4400VAC
Operation Temperature	-25°C~+65°C
Storage Temperature	-40°C~+75°C
Humidity	5%~95% non-condensing
IP Index	IP20
EMC Standard	Electrostatic discharge immunity test IEC61000-4-2, Level 4<br>RF electromagnetic field immunity test IEC61000-4-3, Level 3<br>Electrical fast transient immunity test IEC61000-4-4, Level 4<br>Surge immunity test IEC61000-4-5, Level 4<br>Conducted emission EN55022, Class B<br>Radiated emission EN55022, Class B

Application of DFPM9024 DC Energy Meter

The DFPM9024 DC energy meter is suitable for Energy Monitoring and Management, Tariff Management, Historical Data Analysis, Alarm Monitoring, and Communication and Integration.