Lutron Electronics MHT-381SD Operation Manual page 2

TABLE OF CONTENTS
1. FEATURES.................................................................. 1
2. SPECIFICATIONS.........................................................1
3. FRONT PANEL DESCRIPTION....................................... 4
3-1 Display..................................................................4
3-2 Logger button, Enter button................................... 4
3-3 button, Time button...........................................
▲
3-4 button...............................................................
▼
3-5 SET button............................................................ 4
3-6 Humidity/Temp. sensor.......................................... 4
3-7 Hanging holes........................................................4
3-8 Stand.................................................................... 4
3-9 Battery cover/Battery compartment.........................4
3-10 Screw of the battery cover....................................4
3-11 Reset button........................................................4
3-12 RS-232 output terminal........................................ 4
3-13 SD card socket.....................................................4
3-14 DC 9V power adapter input socket........................ 4
3-15 Hanging unit ( with sticker )................................. 4
4. MEASURING PROCEDURE............................................ 5
5. DATALOGGER............................................................. 5
5-1 Preparation before execute datalogger function....... 5
5-2 Datalogger........................................................... 7
5-3 Check time information.......................................... 7
5-4 SD Card Data structure.......................................... 8
6. Saving data from the SD card to the computer..............9
7. ADVANCED SETTING...................................................10
7-1 SD memory card Format.........................................11
7-2 Set clock time ( Year/Month/Date, Hour/Minute/
Second ).............................................................. 11
7-3 Set sampling time.................................................. 12
7-4 Set beeper sound ON/OFF......................................12
7-5 Set SD card Decimal character................................13
7-6 Select the Temp. unit to
7-7 Set RS232 data output ON/OFF...............................14
8. POWER SUPPLY from DC ADAPTER.............................. 15
9. BATTERY REPLACEMENT............................................. 15
10. SYSTEM RESET......................................................... 15
11. RS232 PC serial interface........................................... 16
12. PATENT.................................................................... 17
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