AGF Series Solar String Monitoring Device
General
AGF-T Perforation type PV confluence acquisition device is specially designed for smart PV combiner box. It is used for monitoring the running state of solar panels in solar cell arrays, measuring the currents of solar cell, detecting the state of surge protection devices and DC breaker. The device is equipped with RS485(Modbus) communication port for transmitting all the datas to master device.
Multi-circuits Measurement up to 24 DC Circuits
● Input Channel: up to 24 Circuits
● LED Indicator for Re-flux, Disconnection, Over-current
● Rated Current: 20A
● Accuracy: 0.5 Class
● Voltage Measuring Range: up to 1500V (Busbar)
3-Channel DI Switch Status Monitoring
● DI Status of Lightning Protector and DC CB
● Octocoupler or dry Contact
Temperature Measuring & Over-temperature Alarm Function
● Measuring the inner Temperature of DC PV Junction Box
● Thermistor: NTC
● Range of Measuring: -20℃~+100℃
Keypads HMI for Programming
● Communication(address, baud rate and etc.)
● Over-temp Alarm Threshold
LCD Display
● English Interface
● Data Display
Easy Installation
● Perforated Hole for Cable to pass through
● DIN Rail Installation
● Module Connected by Data Line
Installation Instruction
Cable Wiring through Perforation
Module Connected by Data Line
Practical Application
Solar PV Power Distribution Monitoring Solution
Practical Application of AGF-MxxT in PV Combiner Box
APV Smart Solar PV Combiner Box installed under PV Array
| Item | AGF-M4T | AGF-M8T | AGF-M12T | AGF-M16T | AGF-M20T | AGF-M24T |
| Input channels | 4 | 8 | 12 | 16 | 20 | 24 |
| Rated current | DC 0~20A | |||||
| Response time | 1s | |||||
| Accuracy | 0.5 class | |||||
| Temperature coefficient | 400ppm | |||||
| RS485 communication | RS485/ModBus-RTU protocol，4800/9600/19200/38400bps | |||||
| Additional function | ||||||
| Switch input | 3-way input(optocoupler or dry contact mode) | |||||
| General technical parameters | ||||||
| Temperature/ Humidity | Working temperature: -35~+65℃， humidity95%,no condensation, no corrosion gas place*Display module work temperature:-20~+70℃ | |||||
| Temperature measurement function | To measure the inner temperature of box （-20℃～100℃） | |||||
| Altitude | ≤3000m | |||||
| Insulation resistance | ≥100MΩ | |||||
| Industrial frequency withstand voltage | power/communication/switching input/cell voltage input–AC 2kV/1min(When the auxiliary power supply is DC1500V, the withstand voltage between the power supply, photocell input and other circuit is AC 2.7kV)Current input/power、cell voltage 、communication、switchingstate—AC3.5kV/1min | |||||
| EMC | GB_T 17626.2-2006；Electrostatic discharge immunity test 3rd grade, air discharge 8kV, contact discharge 6kV. | |||||
| GB_T 17626.4-2008；Electrical fast transient immunity test grade 4, common mode 4kV, difference mode 2kV | ||||||
| GB_T 17626.5-2008；Surge(shock) immunity test grade 4, common mode 4kV, difference mode 2kV | ||||||
| GB_T 17626.8-2006；Power frequency magnetic field immunity test grade 4 | ||||||
