ຮັບສ່ວນຫຼຸດພິເສດຕາມປະລິມານ, ອັບເດດລາຄາຂາຍສົ່ງ ແລະ ການແຈ້ງເຕືອນສິນຄ້າໃໝ່ສົ່ງກົງເຖິງອິນບັອກຂອງທ່ານ.
ໂດຍການສະໝັກສະມາຊິກ, ທ່ານຍອມຮັບ ເງື່ອນໄຂການໃຫ້ບໍລິການ ແລະ ນະໂຍບາຍຄວາມເປັນສ່ວນຕົວ ຂອງພວກເຮົາ.
ເຂົ້າເຖິງຜູ້ຊ່ຽວຊານທີ່ໄດ້ຮັບການຢັ້ງຢືນຂອງພວກເຮົາໂດຍກົງ
1. Measuring range: 0 ~ 50 mA
2. Measurement accuracy
- Wired mode: fundamental: ± (reading × 2% + 2 words), harmonic: ± (reading × 10% + 5 words)
- Wireless mode: fundamental: ± (reading × 5% + 5 words), harmonic: ± (reading × 10% + 10 words)
3. Resolution: 0.001 mA
4. Measurement parameters:
- Full current waveform and fundamental peak value of leakage current.
- The fundamental peak value and the 3rd, 5th and 7th peak value of the resistive component of leakage current.
- Capacitive current fundamental peak value, full voltage, full current phase angle difference.
- Effective value of voltage.
- Power consumption of lightning arrester.
5. Voltage signal input: 30 ~ 250V
6. Maximum wireless transmission distance: 400m (sight distance)
7. Ambient temperature: - 10°C ~ 40°C
8. Ambient humidity: < 90% RH
Product features:
Fully automatic instrument, one wiring can measure three-phase data at the same time, or single-phase data separately.
It has the function of HARMONIC ANALYSIS and can accurately analyze the content of fundamental wave and 3rd, 5th and 7th harmonics.
Anti-interference function to ensure accurate and reliable data.
Voltage phase selection function. The voltage signal can be connected to any phase A, B and C.
Angle compensation function (when the voltage signal is 220V).
8.0-inch color touch LCD screen can display three-phase data and waveform at the same time.
AC / DC dual-purpose, built-in high-capacity lithium-ion battery, one charge can work continuously for about 6 hours.
There are three measurement methods: wired, wireless and no Pt, which support the signal acquisition of 220V maintenance power supply.
RS232 serial communication; USB interface
Wireless data transmission eliminates the tedious work of long-distance wiring of voltage measurement lines and reduces labor intensity;
Humanized menu design, friendly man-machine interface, simple operation, and the switching function of Chinese and English interface;
Storage function: the instrument can save 200 groups of test data, and the saved data can be exported by USB flash disk;
Small size, light weight, easy to carry, suitable for field operation.
