Shenzhen ZK Electric Technology Co., Ltd.
Shenzhen ZK Electric Technology Co., Ltd. Manufacture and provide the best Inverter and solutions to customers. Safe production, quality first, customer-centric
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Specification:
Large buffer design(serial port to send and receive, built-in 8 KB of data cache),using dynamic partitioning technology to improve system operation speed;
The length of single packet data can be set up, the biggest support for 1024Bytes, suitable for continuous transmission of data;
Uses Quectel industrial GPRS module, embedded TCP/IP protocol stack;
Wide voltage power supply: 7~36V;
Has the function of the power off, convenient user to control;
Transparent data transmission, users don’t need to understand the complex TCP/IP, PPP protocol;
Supports dynamic domain, fixed IP and fixed domain communication mode;
Supports backup data center;
Supports virtual private network(APN);
Remote wake-up: supports SMS and telephone;
Supports auto-connection while disconnect;
Support local, remote graphical interface parameter configuration and maintenance;
Supports SMS parameter configuration and maintenance;
With three kinds of interface: RS232, RS485 and TTL;
Supports 7bit, 8bit, 9bit data transmission;
Support parity, Mark, space check;
Multiple hardware and software reliability design, compound watchdog technology, make the equipment safe operation
Application:
Solar pumping system, connect it to solar pump Inverter, to monitor and control the solar pump inverter by Web or App.
Connection:
| GPRS | For Solar pump inverter |
| Vcc | 24V |
| GND | GND ( COM) for PV800 and SG600 |
| TXD/A | RS485A |
| RXD/B | RS485B |
| GPRS-PCB | Solar pump Inverter |
| Yellow 24V | 24V |
| White: GND | GND |
| Red: 485-A | RS485A |
| Black: 485-B | RS485B |