Model

Clamp size

Current range

Current resolution

Voltage range

ETCR7000A

80mm×80mm

AC 0.00mA~2000A

0.01mA

0.00V~600V

ETCR7000B

80mm×80mm

AC 0.0A~2500A

0.1A

0.00V~600V

   ETCR7100

108mm×148mm

AC 0.0mA~3200A

0.1mA

/

ETCR7100A

108mm×148mm

AC 0.0A~4000A

0.1A

/

Function

Measure AC big current

Power

6V DC(LR6×4 alkaline dry batteries, continuously working for 12 hours)

Test Mode

Clamp CT, integral mode

Clamp Size

108mm×148mm (can clamp electric cable of 108mm diameter, or 160mm×4mm flat cable and steel earth wires)

Range

AC 0.0A-4000A

Resolution

AC 0.1A

Accuracy     (23℃±3℃, below 70%RH, measured wire at the center of the clamp

AC 0.0mA-499A    ±2%±5dgt

AC 500A-999A     ±3%±5dgt

AC 1000A-2999A   ±4%±5dgt

AC 3000A-4000A   ±5%±5dgt

Measured Wire Position

Measured wire at approximately the geometric center of the clamp

Data Storage

99 sets,  “FULL” symbol indicate the memory is full

RS232 Interface

With RS232 interface, download data to computer for analysis and management

Frequency

50Hz ,60Hz automatic identification

Sample Rate

About 2 times/second

Line Voltage

Below AC 600V line measurement

Display Mode

4 digital LCD display, length 47mm×width 28.5mm

Meter Size

Length 350mm × Width 180mm × Height 55mm

Data Hold

“HOLD” symbol appears

Overflow Display

“OL” symbol appears

Automatic Shut down

Automatically shutdown about 5 minutes after power onto reduce battery consumption

Weight

1.5kg (with batteries)

Working Temperature and Humidity

-10℃~40℃; below 80%rh

Insulation Strength

AC 3700kV/rms. (between core and shell)

Safety Specification

IEC1010-1, IEC1010-2-032, Pollution Degree: 2, CAT Ⅲ(600V)

Accessories

Meter: 1 PC; RS232 Data Line: 1 PC; Disk: 1 PC; Meter Box: 1 PC