Price: 4.06 - 0.99
Features:
1.1.1 Measuring range:80~260V
1.1.2 Resolution: 0.1V
1.1.3 Measurement accuracy: 0.5%
1.2 Current
1.2.1 Measuring range: 0~10A(PZEM-004T-10A); 0~100A(PZEM-004T-100A)
1.2.2 Starting measure current: 0.01A(PZEM-004T-10A); 0.02A(PZEM-004T-100A)
1.2.3 Resolution: 0.001A
1.2.4 Measurement accuracy: 0.5%
1.3 Active power
1.3.1 Measuring range: 0~2.3kW(PZEM-004T-10A); 0~23kW(PZEM-004T-100A)
1.3.2 Starting measure power: 0.4W
1.3.3 Resolution: 0.1W
1.3.4 Display format:
<1000W, it display one decimal, such as: 999.9W
≥1000W, it display only integer, such as: 1000W
1.3.5 Measurement accuracy: 0.5%
1.4 Power factor
1.4.1 Measuring range: 0.00~1.00
1.4.2 Resolution: 0.01
1.4.3 Measurement accuracy: 1%
1.5 Frequency
1.5.1 Measuring range: 45Hz~65Hz
1.5.2 Resolution: 0.1Hz
1.5.3 Measurement accuracy: 0.5%
1.6 Active energy
1.6.1 Measuring range: 0~9999.99kWh
1.6.2 Resolution: 1Wh
1.6.3 Measurement accuracy: 0.5%
1.6.4 Display format:
<10kWh, the display unit is Wh(1kWh=1000Wh), such as: 9999Wh
≥10kWh, the display unit is kWh, such as: 9999.99kWh
1.6.5 Reset energy: use software to reset.
1.7 Over power alarm
Active power threshold can be set, when the measured active power exceeds the threshold, it can alarm
1.8 Communication interface
RS485 interface
1 Communication protocol
1.1 Physical layer protocol
Physical layer use UART to TTL communication interface
Baud rate is 9600, 8 data bits, 1 stop bit, no parit