©2011 John Sherman Agencies Ltd. Reed SD1128 Digital Light Meter/Data Logger Features: • Measures ambient light levels as well as temperature • with a type J/type K thermocouple thermometer • 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 any spreadsheet • RS-232 and USB computer interface • Auto or manual power off Specifications: 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: 600 ohms 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) Accessories: TP-01................. Type K Thermocouple Wire Probe SD-2GB................................2GB SD Memory Card USB-01.................................................. USB Cable UPCB-01.............................................RS232 Cable SW-U801-WIN.................Data Acquisition Software CA-05A.......................................Soft Carrying Case