• Memory stores 99 readings manually
• Data Hold plus Auto power off with disable function
• Large backlit LCD display
• Cosine correction filter and metal housing
• Record/Recall MIN, MAX readings

The SDL470 is a UVA/UVC Light Meter and Data logger. The SDL470 can measure both long wave and short wave UV irradiance under UVA and UVC light sources respectively. This meter features a cosine correction filter, data logging to Excel format, offset adjustment for relative measurements, type K/J thermocouple input for temperature measurements (probe sold separately), record/recall modes, min and max readings, data hold plus auto power off with disable function.

Extech’s compact UV Light Meter includes two types of probes: one to measure UVA (long wave 365nm) and the other to measure UVC (short wave 254nm) light sources up to 20mW/cm 2. The SDL470 date/time stamps and stores files onto an SD card in MS Excel format to make transferring, storing, and analyzing the data on your PC easier. The unit also has a Type K/J thermocouple input to capture temperature readings (temperature probes not included).

1. LCD display

2. HOLD and LCD Backlight button

3. Power button

4. Up arrow ▲ and UNITS button

5. Down arrow ▼ and FUNCTION button

6. MAX-MIN button

7. Time/Date Check and SET button

8. ENTER and LOG button

9. Side compartment (detailed below)

10. UVA Probe and UVC Probe input plug

11. Type K/J thermocouple socket

12. SD Card Slot

13. UVC sensor

14. UVA probe handle

15. UVA sensor (protective cover not shown)

Note: Battery compartment, tilt stand, and tripod mount are located on rear of meter

1. DC 9V power adaptor jack

2. Reset button

3. RS-232 output port