ETCR4480 Wireless Three-Phase Phase Voltmeter Transmit Distance 1000m

ETCR4480 Wireless Three-Phase Phase Voltmeter Transmit Distance 1000m
Product Main Function
Voltage Range : 2V~700V
Current Range : 0.001A-20A
voltage and current accuracy upt to class 0.3; phase accuracy is ±0.3
Phase : 0°~360°
Frequency : 45Hz~65Hz
Active Power : 0.002W~14000W
Reactive Power : 0.002VAR~14000VAR
ETCR4480 Wireless Three-Phase Phase Voltammeter used for wireless synchronous measurement of voltage amplitude, current amplitude, voltage phase, current phase, frequency, power and other parameters of different measurement points in the secondary circuit of the substation, and can also synchronous display the three-phase voltage and current vector diagram in the master and slave machine screen. Solve the problem that current and voltage cannot be measured at different points in smart substation completely
Product Feature
High measurement accuracy, voltage and current accuracy upt to class 0.3; phase accuracy is ± 0.3°.
Handheld terminal meters can be set as hosts or slaves for each other. Users can use 3 or 4 handheld terminals for online testing at the same time according to requirement.
A variety of measurement modes, can be single-phase, two-phase and three-phase measurement mode;Three-phase 4-wire and three-phase 3-wire measurement mode.
Adopt LORA wireless communication, with the long transmit distance, up to 1000m(in the open area).
Touch color screen, easy and convenient operation, large capacity lithium battery, USB interface, data upload function and so on
Range & Accuracy
Measurement Type Measurement Range Accuracy Resolution
Voltage 2V~700V ±0.3%Fs 0.0001V
Current 0.001A-20A ±0.3%Fs 0.0001A
Phase 0°~360° ±0.3° 0.1°
Frequency 45Hz~65Hz ±0.03Hz 0.0001Hz
Active Power 0.002W~14000W ±0.3%Fs 0.0001W
Reactive Power 0.002VAR~14000VAR ±0.3%Fs 0.0001VAR
Apparent power Range 0.002VA~14000VA ±0.3%Fs 0.0001VA
Working Environment : 23?±3?,HR<75%,the detected conductor is in the center posistion of the clamp
Technical Specification
Function Description
Power Supply DC7.4V, 5200mAH rechargeable lithium battery
Function Option Touch screen option            
Communication Mode Wireless LORA(230MHz)
Wireless Communication Distance 1Km(in the open area)
Display Mode 5 inch touch color screen
LCD Size 108X65mm
Handle Terminal Meter Size 210mm×129mm×68mm
Weight Meter: 890g; Total weight: 4000g(with the package)
Test Line Two of each yellow,green,red,black voltage test line
Current Clamp Clamp jaw size f8mm(6pcs)                   
Data Storage 200 groups
Data Upload USB interface, tester record data can be uploaded to computer, and can export the Excel format
Battery Voltage Battery power indicator display, battery voltage lower than 10% remind to charge in time
Automatic Shutdown 15 Minutes after power on, will automatic shutdown without any operation. Before shutdown will reminder
Working Time Continue working time is 12 hours when full charge.
Power Consumption Working(backlight 50mA): 320mA
Working Condition Temperature: -20 ?~  50? ;Relative humidity: 0 ~ 95%HR without condensation
Accessories Handle terminal meter:2PCS; Current clamp sensor: 6PCS; Test line: 8PCS;Charger:2PCS; USB communication cable: 2PCS;  Meter case:1PC; GPS glue stick antenna :2PCS ; GPS flat antenna : 2PCS