AGF-M DC Solar String Monitoring Meter

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、switching

state—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