- Acrel Electric Co., Ltd
- Main products: Hall Sensor, Split Core Current Transformer, AC Energy Meter, DC Energy Meter, IoT Wireless Power Meter, PV/Solar Inverter Energy Meter, Data Center Power Meter, Wireless Temperature Monitoring System and Sensors, Medical IT Products, City Utility Tunnel Moter Protector, Electrical Insulation Safety Products, Energy Quality Improvement
ChinaHome > Products > DC current/voltage/power/energy meter > Relay alarm output optional PZ72L-DE LCD display electric dc power watt energy meter monitor application for charging piles
Relay alarm output optional PZ72L-DE LCD display electric dc power watt energy meter monitor application for charging piles
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Product Description
DC Multi-function Energy Meter PZ72L-DE
PZ series intelligent DC energy meter is designed for applications such as DC panels, solar power,telecommunications base stations, and charging posts. This series of instruments can measure voltage, current, power,forward and reverse power in DC system. It can be used for local display, and connected with industrial control equipment, computers, form a measurement and control system. And it has a variety of external excuse functions for the user to choose: RS485 communication interface, Modbus-RTU protocol, relay alarm output, digital input/output.According to different
requirements, through the instrument panel keys, you can set the ratio, communication parameters.
The product meets the relevant technical requirements of the standard Q/GDW1825-2013 DC power meter specification，GB/T29318-2012 Non-vehicle charging electric energy metering for electric vehicles，Q/GDW364-2009 Single-phase energy meter specification.
Products Description
Type | Function | Optional |
PZ72L-DE | â— Measurement: 1-circuit DC kWh, kVarh, U, I, P and etc â— Accuracy: 0.5% â— Rated Voltage: 1000V DC â— Rated Current: 10A DC (direct connect); 0/4~20mA DC (via Hall Sensor); 75mV (via Shunts) â— Power Supply: 85~265V AC/DC; 20~60V DC â— Standard&Certificate: CE Certificates â—Local display â—Measure voltage, current, power, forward and reverse power in DC system â—Set parameters â—Applications:DC panels, solar power, telecommunications base stations, and charging posts | â— DI/DO Function: 2/4-channel DI&2-channel DO â— ±12V Power Ouput: Paired with Hall Sensor â— Multi-rate/tariff:4 Tariff Rates and etc â—Relay alarm output |
Main Parameters
Main Functions
Technical Parameter
1. Function Overview
Function | Description&Value |
Measurement | 1-circuits DC Voltage, Current, Power, kWh |
Display | LCD display |
Communication (Optional) | RS485,Modbus-RTU protocol;(1 start bit,8 data bit,1 stop bit,no parity) Baud Rate 1200~38400 bps etc. |
DI/DO Switching (Optional) | DI (Digital input): 2-channel digital input,dry contact, built-in power supply DO (Digital output): 2-channel digital output (relay output) with NO Contact, Capacity: 2A/30V DC or 2A/250V AC |
±12V Power Output (Optional) | Serve as the power supply for 1 Hall Sensors with ±12V DC |
Multi-rate/tariff (Optional) | 2 Time Schedules; 4 Time Zone for a year; 12 time periods by days set for 1 time schedule; 4 Tariff Rates (Spike, Peak, Flat, Valley); Min. Time Interval=15 min. |
2. Main Parameters
Parameter | Description&Value | ||
Input | Rated Voltage | DC Voltage Input: 0~1000V DC (via direct connetion); Input Resistance: ≥ 6kΩ/V | |
Rated Current | DC Current Input: 10A DC (via direct Connection); 0~20mA or 4~20mA (via Hall Sensors); 75mV (via Shunts) | ||
Overload | Current&Voltage input overload:1.2 times rated value(continuous); 10 times rated value /1 second | ||
Power Consumption | Power consumption of each current input circuit is less than 1mW | ||
Measuring Accuracy | Class | 0.5% | |
Power Supply | Voltage Range | 85-265V AC/DC; 20~60V DC (±20%) | |
Power Consumption | ≤ 2W | ||
Pulse Constant | Voltage and current specifications：750Vã€300A，Default pulse constant：100imp/kWh | ||
Voltage and current specifications：1000Vã€300A，Default pulse constant：100imp/kWh | |||
Insulation resistance | ≥ 100MΩ | ||
Power frequency withstand voltage | Between Power supply//Switching Output// Current Input//voltage Input and Transmitting// Communication //Pulse Output//switching input AC 2 kV 1min; Between Power supplyã€switching outputã€Current Inputã€voltage Input AC 2 kV 1min; Between Transmittingã€Communicationã€Pulse Outputã€switching input AC 1kV 1 min; | ||
3. Environment
Condition | Description&Value |
Temperature | Operation: -25℃～+65℃; Storage: -40°C ~+80°C |
Humidity | ≤95%RH,no condensation,without corrosive gas |
Altitude | ≤ 2500m |
Wiring Illustration
DC Voltage Signal (1000V DC) Input via direct Connection & DC Current Signal (75mV DC) input via -/75mV Shunts
DC Voltage Signal (1000V DC) Input via direct Connection & DC Current Signal (0~20mA or 4~20mA DC) input via Hall Sensors
Dimension & Installation
1. Cut out a hole on the object on where we will intall the meter according to dimension of meter referred above.
2. Remove the buckle on the meter off.
2. Remove the buckle on the meter off.
3. Install the meter into the cut-out hole.
4. Buckle up and fixed the meter.
4. Buckle up and fixed the meter.
Solution Structure
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- Acrel Electric Co., Ltd
- Contact nameShelly Zhang Chat Now
- Phone86-21-18702111813
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