ETCR7000A large-caliber clamp-on leakage ammeter is specially designed and manufactured for measuring AC leakage current, current and . It adopts CT technology and digital integration technology. The large-diameter 80mm×80mm can clamp 96mm flat wire or flat steel ground wire. Automatically, can test 1 leakage current and 3 voltages at the same time, display on the same screen, clear at a glance, convenient and fast. It is widely used in electric power, communications, meteorology, railways, oil fields, construction, measurement, scientific research and teaching units, industrial and mining enterprises and other fields.
Specification:
Function: AC leakage current, current, three-phase AC test
Power source: 6V DC (LR6×4 alkaline dry batteries, continuous use for 12 hours)
Current range: 0.00mA~2000A
Current resolution: 0.01mA
range: 0.00V~600V
resolution: 0.01v
Measurement accuracy: (23℃±3℃, below 70%RH, the wire is in the center of the jaws)
0.0mA~300A: ±1.5%±3dgt
300A~1200A: ±2%±3dgt
1200A~2000A: ±3%±3dgt
0.00V~600V ±1.5%±3dgt
Meter quality: Meter: 1000g (including battery and accessories)
Instrument size: length 275mm×width 145mm×thickness 40mm
Clamp size: 80mm×80mm (can clamp φ80mm wire, or 96mm×4mm flat steel ground wire)
Sampling rate: about 2 times/sec
Display mode: LCD: 128dots×64dots; display area: 43mm×29mm
Test method: Clamp CT, integral method
Frequency: 50Hz, 60Hz automatic recognition
Communication interface: RS232 interface, upload the stored data to the computer, easy to analyze the data
Communication line: RS232 communication line, 1.8 meters long
Backlight: Yes, controlled by LIGHT key
Data storage: 200 groups, flashing "FULL" symbol indicates that the storage is full
Data retention: data retention function: "HOLD" symbol display
Overflow display: over-range overflow function: "OL" symbo