SPD1200N4

A compact 905 nm ranging module for civil electro-optical products, covering 0.2–1,200 m over UART-TTL — the N-series variant with the fewest published mechanical specifics; confirm dimensions and weight with ERDI before design-in.

Max range: 0.2–1,200 m
Accuracy: ±0.3 m (≤100 m)
Weight: On request
Interface: UART-TTL

905 nm Class 1 · IEC 60825-1 Night vision Thermal imaging Civil optics

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SPEC / SHEET

SPD1200N4 · 905 nm

Technical specifications full sheet


Laser wavelength	905 ± 5 nm
Ranging distance	0.2–1,200 m (strong sunlight or low visibility may reduce range)
Ranging accuracy	±0.3 m (≤100 m) · ±0.3 m + D×0.7‰ (100–1,200 m)
Interface	UART-TTL (customizable)
Supply voltage	3.3–5 V
Measurement frequency	On request
Dimensions	On request
Weight	On request
Laser safety class	On request
Operating temperature	On request
Protection rating	On request

Application fit where it ships

Night vision Thermal imaging Civil optics

Data is transmitted as a standard 8-byte UART frame (0x55 0xAA header, function code, four data bytes, checksum); distance is returned as the value ×10 for a one-decimal reading. A PC configuration tool and standard command set are available for integration.