1.Brand introduction:     ETCRGuangzhou Iridium Tai Electronic Technology Co., Ltd., founded in 2000, is located in Zhixing Industrial Zone, Baiyun District, Guangzhou. At present, it has more than 70 employees and more than 3000 square meters of production plant. The company is committed to the development and production of high-end non-contact intelligent power testing instruments. The main products are: clamp grounding resistor, grounding resistance on-line tester, power quality analyzer, non-contact phase sequence meter, high-precision leakage current meter, high-voltage clamp current meter, phase volt-ampere meter, high-voltage transformer ratio tester, wireless clamp leakage current recorder, high-precision current clamp, open-close DC leakage current sensor, etc. The products are widely used in power, communications, and other fields. Military, petroleum, chemical, meteorological, railway, industrial and mining enterprises and other fields.   Iridium Technologies has a high-level technology research and development team, actively comply with IEC 1010 standards in product development and manufacturing, focusing on the development of safe, durable and accurate high-end digital detection products, and constantly upgrade existing products. The company also has an effective management team and dedicated excellent staff to ensure that our products are technologically advanced and of good quality. Enterprises have obtained dozens of national patents, such as clamp grounding resistor, ISO 9001:2008 quality management system certification, measuring instrument manufacturing license, is the National Metrology Verification regulations: JJG105410-2009 [clamp grounding resistor] participating in the formulation of units            2.Technical specifications:               Gong Neng      Long-distance on-line current/leakage current monitoring, leakage alarm, power outage alarm, power recovery power supply notification, active 10:00 a.m. to the administrator mobile phone to send daily information; other signals, equipment remote monitoring and alarm              Tong Dao      One current, one power supply, three extended input signals (DC0-12V analog voltage), three extended output control signals (on/off: DC12V/0V), a single maximum load of 500 mA, and three total output loads of the largest.              Power Source      External power adapter power supply: AC110V-240V to DC12V/2A              Built in battery      Rechargeable lithium-ion batteries: 3.7V, 3000mAh, cycle charging times about 1000 times Batteries are charged continuously for about 15 hours              Power reset      The GSM/GPRS coMmunication module automatically resets and restarts the power supply once a day at 24 o'clock, and automatically passes the short message calibration time after restart. The starting time is about 1-3 minutes.              current range      0.00 mA~60.