Reed SD-1128 Light Meter/Datalogger: 10,000 Fc/ 100,000 Lux

The Reed SD-1128 light meter has a wide measurement range up to 100,000 Lux (10,000 Foot Candles) and features user selectable sampling rates from 1 to 3600 seconds. Using an SD card (max 16Gb) a user can select a desired sampling rate and quickly generate an Excel file without the use of software. Optional accessories include a tripod and AC adapter for continuous long-term monitoring. Optional PC software also allows a user to track live measurements.

Measures ambient light levels as well as temperature with a type J/type K thermocouple thermometer.

Measuring Range: 2,000, 20,000, 100,000 lux (200, 2,000, 10,000 Ft-cd)
Resolution: 1, 10, 100 lux (0.1, 1, 10 Ft-cd)
Accuracy: ±(4% + 2 dgt)

• Sensor features photo diode and colour correction filters and meets C.I.E. spectrum specifications
• Easy to read LCD with backlight
• Light levels are measured in foot-candles or lux
• Temperature is measured in °C or °F
• Data hold and Max/Min record
• Real time data logger with integral 2GB SD memory card (OPTIONAL)
• Just plug the SD card into the computer and it downloads directly to EXCEL
• RS-232 and USB computer interface
• Auto or manual power off

• Measuring Range: 2,000, 20,000, 100,000 lux (200, 2,000, 10,000 Ft-cd)
• Resolution: 1, 10, 100 lux (0.1, 1, 10 Ft-cd)
• Accuracy: ±(4% + 2 dgt)
• Type K Temp. Range: -100.0 to 1300°C (-148.0 to 2372.0°F)
• Resolution: 0.1°C (0.1°F)
• Accuracy: ±(0.4% + 0.5°C (1.0°F))
• Type J Temp. Range: -100.0 to 1200°C (-148.0 to 2192.0°F)
• Resolution: 0.1°C (0.1°F)
• Accuracy: ±(0.4% + 0.5°C (1.0°F))
• Auto Sampling Time: 1, 2, 5, 10, 30, 60, 120, 300, 600, 1800, 3600 seconds
• Memory Card: SD memory card, 1 GB to 16 GB
• Data Output: USB/RS232 PC computer interface
• AC Output: 0.5 Vrms corresponding to each range step
• Output Impedance: 600Ω
• Power Supply: 6 x 1.5V UM3/AA batteries
• Dimensions: 117 x 68 x 45mm (7 x 2.7 x 1.9”)
• Weight: 489g (1.08 lb)

• Reed SD-1128 Datasheet.pdf
• Reed SD-1128 User Manual.pdf