ML380A Microcomputer based 485 Interface Function Tester

ML380A Microcomputer based 485 Interface Function TesterDesign and manufacture according to the communication protocols of State Grid Q/GDW 376 series, Southern Power Grid Marketing Automation System, Power DL/T 645 "Multi functional Energy Meter Communication Protocol", State Grid Q/GDW series intelligent and related technical standards for energy meters, and write a testing application program based on Windows operating system according to the terminal on-site workflow. And reserved relevant detection interfaces for easy configuration addition or upgrading according to new requirements at any time.

ML380A Microcomputer based 485 Interface Function TesterMain features

1. 7-inch large screen color touch screen, Chinese graphical interface, more convenient operation;
2. Test the performance of various energy meters RS485 and their carrier communication interfaces, and the test result data can be stored;
3. Test the performance of the concentrator, collector RS485 and its carrier communication interface according to the national power grid standards, and ensure that the test results and data can be stored;
4. Test the performance of the standard low-voltage centralized meter reading terminal RS485 and its carrier communication interface of Southern Power Grid, and ensure that the test results and data can be stored;
5. Test the communication performance of the RS485 and RS232 interfaces of the State Grid transformer acquisition terminal;
6. Test the communication performance of RS485 and RS232 interfaces of Southern Power Grid stations, load control, and distribution transformer terminals;
7. Scalable functions: (requires supporting function testing module)
1) The performance of remote signaling, remote control, and pulse interfaces for State Grid specialized transformer acquisition terminals;
2) The performance of remote signaling, remote control, and pulse connection for southern factory stations, load control, and distribution transformer terminals;
8. Scalable testing: (requires supporting main station function software and corresponding modules)
1) Performance of dedicated transformer acquisition terminal and concentrator upstream channel (GPRS or CDMA)
2) The performance of various power meter terminal downlink carrier channels (Beijing Fuxing Xiaocheng, Shenzhen Lihe, Qingdao Neusoft, Qingdao Dingxin, Zhuhai Qianlong, Shenzhen Riscon, China Electronics Feihua, Guodian Longyuan, Shenzhen Biweier, Lihewei, Miyawei, Elon, etc.; new carrier channel detection can also be added according to customer requirements)
9. Test data can be saved locally or directly sent to the management system through SIM.

Technical indicators

Configure interface type:1 set of RS485 interface, 1 set of RS232 interface, 1 set of RJ45 interface, 2 sets of USB interface, and 1 set of 7-core expansion interface;

1. Main measurement parameters and performance:
The meter terminal interface tester is equipped with a keyboard (touch screen), display screen, and large capacity memory, which can directly process data. It can also be combined with computerConnect to a PC or transfer, input, and store a large amount of data through a USB communication port, and transfer internal data to a computer PC. The main functions include meter data testing acquisition and storage, test data browsing, and testing auxiliary tools;
2. The data storage capacity of the tester shall not be less than 32M;
3. Use natural environmental conditions:
Usage environment: Temperature: -15 ℃~45 ℃, Humidity (RH): 10~95% RH
4. Storage environment: Temperature: -20 ℃~60 ℃, Humidity (RH): 10~95% RH
5. Technical standards followed: (see Appendix for details)

Product Configuration Details

1. Standard configuration details:

1) 1 tester host
2) 1 RJ45 network interface cable
3) 1 set of 485 communication test cable
4) 1 4G/U drive
5) 1 copy of user manual
6) 1 copy of factory certificate of conformity
7) 1 copy of packing list
8) 1 portable computer case