USER'S GUIDE
Contents
1. after you click the Setup button the logger won t start logging immediately until you press the yellow button in logger s housing SPECIFICATIONS Relative Humidity Overall Range 0 to 100 Accuracy 0 to 20 and 80 to 100 5 0 Accuracy 20 to 40 and 60 to 80 3 5 Accuracy 40 to 60 3 0 Temperature Overall Range 40 to 70 C 40 to 158 F Accuracy 40 to 10 and 40 to 70 C 2C Accuracy 10 to 40 C sel Accuracy 40 to 14 and 104 to 158 F 3 6 F Accuracy 14 to 104 F 1 8 F Dew point Temperature Overall Range 40 to 70 C 40 to 158 F Accuracy 25 C 40 to 100 RH 2 0 C 4 0 T Logging rate Selectable sampling interval From 2 seconds up to 24 hours Operating temperature 35 to 80 C 3lto 176 F Battery type 3 6V lithium 1 2AA SAFT LS14250 Tadiran TL 5101 or equivalent Battery life 1 year typ depending on logging rate ambient temperature amp use of Alarm LEDs Dimensions Weight 101x25x23mm 4x1x 9 172g 602 BATTERY REPLACEMENT Only use 3 6V lithium batteries Before replacing the battery remove the model from the PC Follow diagrammatic and explaination steps 1 throught 4 below 1 With a pointed object d g a samll screwdriver or similar open the casing Lever the casing off in the direction of the arrow 2 Pull the data logger from the casing 3 Replace Insert the batte2. USER S GUIDE Humidity and Temperature USB Datalogger FEATURES Memory for 32 000 readings 16000 temperature and 16 000 humidity readings Dew point indication Status Indication USB Interface User Selectable Alarm Analysis software Multi mode to start logging Long battery life Selectable measuring cycle 2s 5s 10s 30s 1m 5m 10m 30m 1hr 2hr 3hr 6hr 12hr 24hr DISCRIPTION 1 1 Protective cover 2 USB connector to PC port 3 Start button 4 RH and Temperature sensors 5 Alarm LED red yellow 6 Record LED green 7 Mounting clip ti me ES j LED STATUS GUIDE Green LED LED STATUS GUIDE LEDs Indication Action Both LED lights OFF REC ALM Start logging Logging not active O O Or Replace battery and Low Battery download the data One green flash every 10 sec REC ALM Logging no alarm condition To start hold the start C O Green double flash every 10 sec button until Green and Delayed start Yellow LED flash Red single flash every 10 sec REC ALM Logging low alarm for RH O Red double flash every 10 sec Logging high alarm for RH Red single flash every 60 sec Low Battery If logging it will sto
3. p automatically No data will be lost Replace battery and download data REC O ALM Yellow single flash every 10 sec Logging low alarm for TEMP Yellow double flash every 10 sec Logging high alarm for TEMP Yellow single flash every 60 sec Logger memory full Download data To save power the logger s LED flashing cycle can be changed to 20s or 30s via the supplied software To save power alarm LEDs for temperature and humidity can be disabled via the supplied software When both temperature and relative humidity readings exceed alarm level synchronously LED status indication alternate every cycle For example If there is only one alarm the REC LED blinks for one cycle and alarm LED will blink for next cycle If there are two alarms REC LED will not blink First alarm will blink for first cycle and the next alarm will blink for next cycle When the battery is low all operations will be disabled automatically NOTE Logging automatically stops when the battery weakens logged data will be retained The supplied software is required to restart logging and to download logged data To use the delay function Run the datalogger Graph software click on the computer icon on the menu bar 2nd from left or select LOGGER SET from the LINK pull down menu The Setup window will appear and you will see there are two options Manual and Instant If you select the Manual option
4. ry into the battery compartment observing the right polarity The two displays briefly light up for control purposes alternationg green yellow green 4 Slide the data logger back into the casing until it snaps into place Now the data logger is ready for programing NOTE Leaving the model plugged into the USB port for longer than necessary will cause some of the battery capacity to be lost WARNING Handle lithium batteries carefully observe warnings on battery casing Dispose of in accordance with local regulations Sensor Reconditioning Over time the internal sensor may be compromised as a result of pollutants chemical vapors and other environmental conditions which can lead to inaccurate readings To recondition the internal sensor please follow the procedure below Bake the Logger at 80 C 176 F at lt 5 RH for 36 hours followed by 20 30 C 70 90 F at gt 74 RH for 48 hour for re hydration If permanent damage to the internal sensor is suspected replace the Logger immediately to insure accurate readings
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