User`s Manual Models 4465CF and 446580 Hygro
Contents
1. Date information ID CODE Setup You can select a personal 5 digit ID Code to better identify a set of data Select MEMORY from the OPTION menu bar and type the code Sampling Rate Setup Data can be recorded once per second up to one reading every 65 seconds Set the desired rate by choosing MEMORY from the OPTION menu bar Type the desired rate at the SAMPLING field on the Logger software screen Download Data from Meter to PC Select MEMORY from the OPTION menu To initiate the Data transfer press the TIME OF RECORDING software button The data will appear on the software screen in sets Sets are groups of data with contiguous Time Date stamps Click on Set number you wish to view then press SHOW DATA to see the data list Graph Print or Limit Data After the SHOW DATA button is pressed as described in the previous section the menu items GRAPH and PRINT appear Select GRAPH and then either Temperature or Humidity as desired to view data on an x y graph To print data select the PRINT item from the menu To Limit the range of the displayed data select RANGE from menu and choose a FROM TO range for Number of Records and a MIN MAX range Saving Data to a File Select SAVE AS from the FILE menu and type a file name To open this file later select OPEN FILE from the FILE menu and select the desired file name Datalog with Meter Connected to PC With the meter connected to a PC select START RECORDING from the FILE menu The software will2. or in part in any form 4465CF and 446580 V1 0 6 00 Introduction Congratulations on your purchase of Extech s 4465CF Hygro Thermometer or 446580 Hygro Thermometer with built in datalogger This professional meter with proper care will provide years of safe reliable service Specifications General Specifications Multi function 3 Ydigit LCD display Relative Humidity RH and Temperature C amp F 446580 RS 232 PC serial interface 4465CF Analog 10mvDC per C F or RH Response Time 45 to 95 lt 3 minutes Humidity 95 to 45 lt 5 minutes Measurement rate 4465CF 2 5 readings per second PNM _ aes00 1 reading persecond 4465CF 32 to 122 F 0 to 50 C 446580 32 to 104 F 0 to 40 C 4465CF 7 0 oz 198 g 446580 7 1 oz 200 g 0 6 x 2 7 x1 0 180 x 72 x 32mm Measurement Specifications eee A a ee Relative 10 to 95 RH 1 Ri 30 to 95 RH 3 iy Humidity 10 to 30 RH 5 RI Temperature 20 C to 60 C 0 1 C 0 8 C 4 F to 140 F 0 1 F 1 5 F Meter Description _ gt Z O SSO OO 1 Temperature amp Humidity Sensor LCD Display ee _ON OFF HOLD key Temperature units key Temperature Humidity Select key RECORD select also on 446580 RECORD ERASE key 446580 only Wet bulb calibration adjust factory use only 5 Dry bulb calibration adjust factory use only 6 _RS 232 output jack 446580 or Analog output jack 4465CF Meter Meter Operation a
3. show the word RECORDING the filename and the number of records Press STOP RECORDING from the FILE menu to cease the recording session Manipulate the data as previously described The REC rec software buttons can be used to initiate datalogging also Press REC to datalog continuously of press rec to datalog one reading D EON Export Data to Microsoft Excel Select SAVE AS from the FILE menu Type the file name using the xls extension For example DATA XLS Run Microsoft EXCEL and open the newly named file The Data can now be manipulated in spreadsheet form Dew Point Temperature Software Displa The 446580 software offers a Dew Point display Select Dew Point from the OPTION menu A new window will appear showing the Temperature Humidity and Dew Point Temperature Maintenance Battery Replacement The low battery indicator BT on 4465CF or actual battery icon on 446580 will appear on the LCD when the battery voltage falls to a critical level Replace as follows 1 Slide the battery compartment cover off The cover is located on the rear of the meter 2 Replace the 9V battery and affix the battery compartment cover 3 Remove the battery if the meter is to be stored for long periods Cleaning the meter Use a damp cloth with a mild detergent to carefully wipe clean the meter housing and display Do not use solvents or abrasives to clean the meter Repair and Calibration Extech offers complete repair and calibration services
4. to the HOLD position will now be held on the LCD The H icon will also display to let the user know that the HOLD mode is activated Move the switch to the ON position to continue normal operation aR WwW PD Oo ON DD Datalogging 4465CF Analog Output The phono jack located on the right side of the 4465CF accepts a 3 5mm phono plug detailed below This plug can be used to send 10mV per C F when TEMP is selected via the switch and 10mV per 1 RH when the switch is in the RH position to a chart recorder or other data storage device The output impedance for this analog output signal is 50 ohms _7 TIP DC Voltage SLEEVE RING Signal Ground 446580 RS 232 Output and Datalogging Software The 446580 has a built in RS 232 PC interface jack on the right side of the meter housing The supplied mini plug to DB9 connector detailed below connects the meter to a PC The meter can store over 7000 readings 32Kb memory and offers an adjustable sampling rate of 1 to 65 seconds Date and Time is saved along with the measurement data The supplied datalogging software permits the user to download and analyze the data on a PC _7 TIP Transmit Tx to PIN 3 of DB9 SLEEVE Ground to PIN 5 of DB9 RING Receive Rx to PIN 2 of DB9 Record One Reading 1 Move the TEMP RH RECORD switch to the RECORD position 2 Press the RECORD ERASE key once the RECORD icon will appear momentarily on the LCD top Record Continuously 1 Mo
5. S Meter Setup Taking Measurements 1 Move the TEMP RH RECORD switch TEMP RH only on 4465CF to the TEMP or RH position depending upon whether you wish to measure temperature or Humidity 2 Move the C F switch to the desired temperature units 3 Move the ON OFF HOLD key to the ON position to power the meter 4 The Humidity and Temperature sensors are contained in the tip of the meter Point or hold the meter in the area where the temperature and humidity are to be monitored For convenience a standard tripod mount is located at the rear of the meter 5 The 4465CF displays humidity or temperature in the center of the LCD in large letters depending upon the position of the TEMP RH switch The 446580 displays both parameters simultaneously with the primary measurement in the center of the LCD in large letters and the secondary measurement shown in the lower right hand side of the LCD The 446580 also momentarily displays the Date on power up in MM DD format on the lower left of the LCD The date display becomes the clock display military time format after several seconds and remains on the LCD 6 As the humidity of the environment under test changes the meter readings will take a few minutes to stabilize 7 When the low battery icon appears on the LCD replace the 9V battery Data Hold While taking measurements move the ON OFF HOLD switch to the HOLD position The reading that was displayed at the time the switch was moved
6. User s Manual EXTECH Models 4465CF and 446580 Hygro Thermometers WARRANTY EXTECH INSTRUMENTS CORPORATION warrants the basic instrument to be free of defects in parts and workmanship for one year from date of shipment a six month limited warranty applies on sensors and cables If it should become necessary to return the instrument for service during or beyond the warranty period contact the Customer Service Department at 781 890 7440 for authorization A Return Authorization RA number must be issued before any product is returned to Extech The sender is responsible for shipping charges freight insurance and proper packaging to prevent damage in transit This warranty does not apply to defects resulting from action of the user such as misuse improper wiring operation outside of specification improper maintenance or repair or unauthorized modification Extech specifically disclaims any implied warranties or merchantability or fitness for a specific purpose and will not be liable for any direct indirect incidental or consequential damages Extech s total liability is limited to repair or replacement of the product The warranty set forth above is inclusive and no other warranty whether written or oral is expressed or implied T Tech Support Hotlines 781 890 7440 ext 200 extech extech com www extech com Copyright 2000 Extech Instruments Corporation All rights reserved including the right of reproduction in whole
7. for all of the products we sell For periodic calibration NIST certification or repair of any Extech product call customer service for details on services available Extech recommends that calibration be performed on an annual basis to insure calibration integrity
8. ve the TEMP RH RECORD switch to the RECORD position 2 Press and hold the RECORD ERASE key for 3 seconds RECORD flashes periodically 3 Press the RECORD ERASE key once to stop recording data 4 When the FULL icon appears on the LCD the meter s internal memory has reached full capacity It is time to erase or download the data to a PC To Erase Data from the Datalogger Memo 1 From a power off condition press and hold the RECORD ERASE key while powering up 2 When the DEL icon blinks on the LCD release the key All data is now cleared PC Hardware Minimum Requirements 1 486 PC with COM1 or COM2 port 2 1 44MB Floppy Drive 3 EGA Monitor 4 4MB RAM PC Setup With power removed from the PC connect the RS 232 serial cable mini plug to DB 9 to the meter and the available PC COM port Software Setup Start Windows 95 98 Close all applications Insert program disk 1 in the floppy drive Click the Windows START key and select RUN Type B SETUP and press OK The Setup utility will now run automatically Running the Software 1 Launch the Program by double clicking the Program Icon 2 Select COM 1 or COM 2 when prompted 3 Note the RS 232 settings Baud rate 9600bps Parity None Data bits 8 Stop bits 1 Setting the System Time 1 Select OPTION from the software menu 2 Select SYSTEM TIME SET from the OPTION list 3 The current PC system Time Date will be transferred to the meter 4 Data is stored along with Time
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