SWF812 Solar String Monitor

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Solar DC Measurement

Enhance your combiner box with this unique 8-40 string measurement unit with built-in FUSE blown detection, string PR calculation, string current vs. average comparison, cumulative kWh energy calculation per string, combiner box status detection and more!

SWF812 PV string monitor

Detect problems at DC level From 8 to 40 string measurements Single or dual string measurement Calculates Iavg and String Perf

Features & Specs

SWF812 Overall Feature

Array box string monitoring unit with 8 to 40 string monitoring suitable for harsh conditions outdoor. Hall Effect type detection enables safe measurement even at high voltages. SWF812 is unique by having an internal processor to calculate performance metrics such as string performance % or Iavg per string before sending to the master software

Hardware Specifications

8-40 String Measurement
Hall Effect CT
Measures 10A to 300A DC
Built-in VT 1200VDC
2 x AI, 3 x DI
-20C to 70C Operating Temp

Operates on 24VDC or 1000VDC from string power

Software Specifications

Measures V, I, Iavg, Performance %, kW, kWh, Fuse Blown, SPD Status, Disconnector, Temp, Irradiation

50+ customizable alarms

Communications

Modbus RS485
Optional ZigBee wireless

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