Shenzhen Veikong Electric Co., Ltd.
Shenzhen Veikong Electric Co., Ltd.
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Dry Run Protection MPPT VFD Solar Pump Inverter With PC Tool Communication
1. The advantages of the optional GPRS function monitoring device
1) Veikong solar pump inverter GPRS system is a professional monitoring system platform managing solar pump plants.
2) It supplies water volume monitoring and operation of inverter from anywhere at any time.
3) It's convenient to visit real time and historical via web or ISO or Android APP anytime and anywhere.
4) This easy-to-use platform make monitoring of solar pump systems simple and convenient, far reducing operate time and monitoring costs as well.
2. Part of VFD500-PV control circuit terminal instruction
| Type | Terminal symbol | Terminal name | Terminal function description |
| Analog input voltage | +10V | Input voltage | 10.10V±1% |
| Maximum output current:10mA,it provides power supply to external potentiometer with resistance range of:1KΩ~51KΩ | |||
| GND | Analog ground | Internal isolation from COM | |
| AI1 | Analog input1 | Input voltage:0~10V:Impedance 22KΩ,Maximum input voltage | |
| Input current:0~20mA:Impedance 500Ω,Maximum input current | |||
| Through the jumper switch AI1 0 ~ 10V and 0 ~ 20mA analog input switch, the factory default voltage input. | |||
| AI2 | Analog input 2 | Input voltage:0~10V:Impedance 22KΩ,Maximum input voltage | |
| Input current:0~20mA:Impedance 500Ω,Maximum input current | |||
| Through the jumper switch AI2 0 ~ 10V and 0 ~ 20mA | |||
| Analog input switch, the factory default voltage input |
3. VEIKONG solar pump inverter product pictures
4. VFD500-PV series product brochure and user manual download here
VEIKONG VFD500-PV Hybrid Solar pumping inverter us...
VEIKONG solar pump inverter brochure.pdf
5. Veikong high standard and reliable after sale service
We will provide you 18 months warranty. If everything is broken down during this process, we will be responsible for that.
Your request for repairs on the spot has a quick response. You get the latest expertise carried out by Veikong service engineers. If it is not possible to fix the issue on-site, we will offer you a perfect in-depth investigation of your application to determine the root cause of the incident and avoid any potential re-occurrence.