Visible Light SD Card Datalogger 850007 Instruction Manual
Visible Light SD Card Datalogger 850007 Copyright ©2010 by Sper Scientific ALL RIGHTS RESERVED Printed in the USA The contents of this manual may not be reproduced or transmitted in any form or by any means electronic, mechanical, or other means that do not yet exist or may be developed, including photocopying, recording, or any information storage and retrieval system without the express permission from Sper Scientific. 7720 E. Redfield Rd.
TABLE OF CONTENTS INTRODUCTION. . . . . . . . . . . . . . . 4 FEATURES . . . . . . . . . . . . . . . . . . . 5 MATERIALS SUPPLIED. . . . . . . . . 7 POWER SUPPLY. . . . . . . . . . . . . . . 8 METER COMPONENTS . . . . . . . . . 9 KEYPAD. . . . . . . . . . . . . . . . . . . . . 11 SETUP. . . . . . . . . . . . . . . . . . . . . . . 12 MEASUREMENT PROCEDURES. . 19 DATALOGGER. . . . . . . . . . . . . . . . 26 BATTERY REPLACEMENT . . . . . . 31 TROUBLESHOOTING. . . . . . . . . . . 32 PC CONNECTION. . . . . . . .
INTRODUCTION The Sper Scientific Visible Light SD Card Datalogger (Model 850007) is an intelligent meter that reads light in Lux or Foot Candles and functions as a Type K/J thermocouple thermometer. This meter features a real time SD memory card datalogger. Standard, portable SD memory cards provide unlimited data storage and upload pre-formatted data directly to Excel, eliminating the need for cables or software.
FEATURES • Functions as a light meter and Type K/J thermometer • Three ranges for light measurement • Auto range for light measurement • Lux or Foot Candles unit selection • SD memory card datalogger • Manual datalogger option • Photo sensor spectrum meets CIE • Zero adjustment • Highly accurate microcomputer circuit • RS232 or USB PC connection • Direct upload of data to Excel • Detachable probe for measuring flexibility -5-
FEATURES • Internal clock and calendar • Touch-tone • Tripod mounting screw • Built-in tabletop stand • Maximum and minimum • Hold function • Auto-power-off • Low battery indicator • Backlight -6-
MATERIALS SUPPLIED • Meter • Sensor • SD Card • 6 AA Batteries • Instruction Manual • Soft Carrying Case -7-
POWER SUPPLY This meter can be powered by six AA (1.5 V, UM3) batteries or an optional 9 Volt DC adapter. See page 31 for battery replacement instructions. Plug the adaptor into the power port labeled “DC 9V,” located on the side of the meter. Note* When using the adapter, the meter will remain permanently on and the POWER button will be disabled.
METER COMPONENTS Top of Meter Type K/J Thermometer Socket Sensor Input Socket Bottom of Meter SD Card Socket Side of Meter RS232 Output RESET DC 9V Adapter Input Socket -9-
METER COMPONENTS Back of Meter Battery Cover Screws Tripod Mounting Screw Battery Compartment/ Cover Stand Sensor Light Sensor Cover Light Sensor Sensor Handle Probe Plug - 10 -
KEYPAD LCD Display HOLD/ NEXT POWER (ESC, Backlight) REC/ ENTER SET (▼, TIME CHECK) LOGGER (▲, SAMPLING TIME CHECK, ZERO) - 11 -
SETUP MODE The advanced Setup Mode allows you to customize the following meter preferences and defaults: • Real Time Clock • Decimal Type • Auto Power Off • Touch-Tone • Thermometer Type K/J • Temperature Units • Sampling Time • SD Memory Card Format Note* The setup functions can be performed under any parameter but not while utilizing the datalogger function. Once selections are saved, the meter will default to the selected preferences.
SETUP MODE saved, the meter automatically advances to the next setup function (i.e., after setting the real time clock, the meter will automatically enter the decimal type setup function). 1. Press POWER to turn the meter on. 2. Press SET for 2 seconds or longer to enter Setup Mode. 3. Press NEXT to cycle through the setup functions. Note* Press ESC to exit Setup Mode. The meter will return to Normal Mode. Real Time Clock 1. Enter the clock function from Setup Mode (as described above).
SETUP MODE 3. Press ▲ or ▼ to adjust the value. Press ENTER to save the value. 4. Repeat Step 3 to adjust the month, date, hour, minute and second. Note* This procedure adjusts the meter’s internal clock. The internal clock will function when the meter is turned off but only when the batteries have adequate power (not with low battery power.) Decimal Type Although the decimal is commonly expressed as the “.” symbol (i.e., 20.6 or 1000.
SETUP MODE 2. Press ▲ or ▼ to select Basic (.) or Euro (,). Press ENTER to save the selection. Auto Power Off The meter automatically turns off after 10 minutes of inactivity, however this function can be disabled. 1. Enter the auto power off function from Setup Mode (see page 13). “PoFF” appears on the LCD. 2. Press ▲ or ▼ to select yes (auto power off enabled) or no (auto power off disabled). Press ENTER to save the selection. Touch-Tone 1. Enter the touch-tone function from Setup Mode (see page 13).
SETUP MODE save the selection. Thermometer Type K/J 1. Enter the thermometer type function from Setup Mode (see page 13). “tYPE” appears on the LCD. 2. Press ▲ or ▼ to select K or J. Press ENTER to save the selection. Temperature Units 1. Enter the temperature units function from Setup Mode (see page 13). “t-CF” appears on the LCD. 2. Press ▲ or ▼ to select C (degrees Celcius) or F (degrees Farhenheit). Press ENTER to save the selection.
SETUP MODE between successive measurements. To adjust the sampling time (in seconds): 1. Enter the sampling time function from Setup Mode (see page 13). “SP-t” appears on the LCD. 2. Press ▲ or ▼ to adjust the value (0, 1, 2, 5, 10, 30, 60, 120, 300, 600, 800, 1800, 3600 seconds). Press ENTER to save the value. SD Memory Card Format Enabling this function will format the SD memory card to work specifically with your meter. Formatting the SD card will erase any previous memory on the card.
SETUP MODE (format the SD memory card) or no (do not format the SD memory card). Press ENTER to confirm your selection. If selecting yes, “yES Enter” will appear on the LCD, press ENTER again and the meter will format the SD card.
MEASUREMENT PROCEDURES Turning the Unit On/Off 1. Press POWER to turn the meter on. 2. Press and hold POWER for 2 seconds to turn the meter off. Selecting the Function 1. Press and hold FUNC to cycle through the options listed below. Release FUNC when you reach the desired function. • Light Meter “LIgHt” appears on the LCD. • Type K/J thermometer “tP” appears on the LCD. Note* The meter will default to the last function setting used when it is turned off and on again.
MEASUREMENT PROCEDURES Light Meter 1. Press POWER to turn the meter on. 2. Plug the probe plug into the probe input socket. 3. Remove the sensor cover from the light sensor. 4. Press and hold FUNC to cycle through the options until “LIgHt” appears on the LCD. Release the FUNC button. 5. While holding the sensor handle, point the light sensor directly toward (facing) the light source. The light measurement will appear on the LCD. Note* This meter measures light in Lux or Foot Candles (Ft-cd).
MEASUREMENT PROCEDURES Zero Adjustment During light measurement, if the display does not show a value of 0 when the sensor cover is placed on the light sensor, zero adjustment is needed: 1. With the sensor cover on, press ZERO for longer than 3 seconds. A value of 0 will appear on the LCD. 2. Remove the sensor cover to resume normal measurement. Type K/J Thermometer 1. Press POWER to turn the meter on. 2. Press and hold FUNC to cycle through the options until “tP” appears on the LCD.
MEASUREMENT PROCEDURES thermometer socket. The temperature measurement will appear on the LCD along with “K” or “J” to indicate the thermocouple type. Note* When using the meter for the first time, the meter will default to K type thermocouple. See page 16 for instructions on changing the thermocouple type. Hold Function 1. When measuring any parameter, press HOLD to freeze the reading on the display. “HOLD” will appear on the LCD. 2. Press HOLD again to release the hold function.
MEASUREMENT PROCEDURES Maximum and Minimum To record maximum and minimum readings: 1. When measuring any parameter, press REC to begin recording the maximum and minimum values. “REC” appears on the LCD. 2. Press REC. The maximum value and “REC MAX” will appear on the LCD. 3. Press REC. The minimum value and “REC MIN” will appear on the LCD. 4. To delete the maximum or minimum value, press HOLD. “REC” appears on the LCD and the meter will begin recording the maximum and minimum values again. 5.
MEASUREMENT PROCEDURES Normal Mode. Note* The meter cannot be turned off from the memory record function. Exit the function, then press and hold POWER to turn the meter off. Backlight 1. The backlight turns on automatically when the meter is turned on. 2. Press to turn the backlight off. 3. Press to turn the backlight on. View Real Time Clock To view the time function during normal measurement (not during datalogging): 1. Press TIME CHECK.
MEASUREMENT PROCEDURES Hour/Minute) will appear on the lower display of the LCD. View Sampling Time To view the sampling time function during normal measurement (not during datalogging): 1. Press SAMPLING CHECK. The sampling time (in seconds) will appear on the lower display of the LCD.
DATALOGGER Preparing the Datalogger 1. Insert the SD card into the SD card socket on the bottom of the meter, ensuring that the front of the SD card faces the back of the meter. 2. Format the SD card as needed (see page 17). 3. Set the clock if using the meter for the first time (see page 13). 4. Set the decimal type if using the meter for the first time (see page 14.) Auto Datalogging 1. Set the sampling time to ≥ 1 second. Refer to page 16. 2. Press REC. “REC will appear on the LCD.
DATALOGGER 3. Press LOGGER. “REC” will flash on the LCD and the alarm will sound while the measurement data and time information are saved to memory. 4. To pause datalogging, press LOGGER. The meter will temporarily stop recording and “REC” will stop flashing on the LCD. Press LOGGER again to resume datalogging. “REC” will flash on the LCD. 5. To finish datalogging, pause the datalogger. Press REC for 2 seconds or longer. “REC” will disappear from the LCD to indicate that datalogging has ended.
DATALOGGER Manual Datalogging 1. Set the sampling time to 0 seconds. Refer to page 16. 2. Press REC. “REC will appear on the LCD. 3. Press LOGGER. “REC” will flash on the LCD and the alarm will sound while the measurement data and time information are saved to memory. The position (location) number will appear on the bottom of the LCD and will also be recorded on the SD card. Note* To enable/disable the touch-tone feature, see page 15. To change the position number, press ▼.
DATALOGGER 4. To finish datalogging, press REC for longer than 2 seconds. “REC” will disappear from the LCD to indicate that datalogging has ended. SD Card Data Structure 1. The first time a SD card is used in this meter, a folder LXA01 will be generated. 2. If the datalogger is being used for the first time, a new file LXA01001.XLS will be generated under the route LXA01\. After exiting the datalogger and executing the function again, the data is saved to the LXA01001.
DATALOGGER 4. The file’s route structure: LXA01\ LXA01001.XLS LXA01002.XLS OOOOOOO LXA01099.XLS LXA02\ LXA02001.XLS LXA02002.XLS OOOOOOO LXA02099.XLS LXAXX\ OOOOOOO OOOOOOO Note* XX: Maximum value is 10.
BATTERY REPLACEMENT This meter uses six AA (1.5 V, UM3) batteries. When the low battery indicator appears on the LCD, battery replacement is needed. After the icon appears on the LCD, in-spec measurement can still be made for several hours before becoming inaccurate. 1. Press and hold POWER for 2 seconds to turn the meter off. 2. Unscrew the battery cover and remove from the meter. 3. Remove the old batteries and replace with six new AA batteries, ensuring correct polarity. 4. Replace the battery cover.
TROUBLESHOOTING System Reset If the meter is not functioning properly (i.e., the system is frozen and the keypad is non-operational), reset the meter: 1. Press POWER to turn the meter on. 2. Use a small tool (such as a disassembled paperclip or a pin) to press the RESET button (located on the right side of the meter under the protective black cover). Wait a few seconds for the meter to restart.
PC CONNECTION To save data from the SD card to a PC (using Excel software): 1. After datalogging is complete, remove the SD card from the meter’s SD card socket. 2. Insert the SD card into the computer’s SD card slot (if built into the computer) or into a SD card adapter (ensuring that the adapter is connected to the computer). 3. Turn the computer on and run the Excel program. 4. Download the saved data file (i.e., LXA01001.XLS, LXA01002.XLS) from the SD card to the computer.
PC CONNECTION Excel Data Screen Excel Graphic Screen RS232 PC Serial Interface This meter has a RS232 PC serial interface via a 3.5 mm terminal.
PC CONNECTION The data output is a 16 digit stream that can be utilized for the user’s specific application.
PC CONNECTION DO End word D1 & D8 Display reading, D1 = LSD, D8 = MSD For example: If the display reading is 1234, then D8 to D1 is 00001234 D9 Decimal point (DP) position from right to left 0 = No DP, 1 = 1 DP, 2 = 2 DP, 3 = 3DP D10 Polarity, 0 = Positive, 1 = Negative D11 & D12 Annunciator for Display D13 When send the upper display data = 1 When send the lower display data = 2 D14 4 D15 Start word °C = 01 °F = 02 % RH = 04 - 36 -
PC CONNECTION RS232 Format: 9600, N, 8, 1 Baud rate 9600 Parity No parity Data bit no.
OPTIONAL ACCESSORIES 800060~77 Type K Thermocouple Probes 840057 RS232 Computer Cable 840059 2GB SD Card 840090 Water Resistant Instrument Pouch 840093 Field Tripod 840094 USB Computer Cable 840097 AC Adaptor 850080 Software - 38 -
SPECIFICATIONS General Circuit Custom one-chip of microprocessor LSI circuit Display LCD size: 52 mm x 38 mm Backlight function Measurement Unit Light: Lux or Foot Candle Type K/J Thermometer: °C or °F Light Sensor Structure Photo diode and color correction filter, spectrum designed to meet CIE Temperature Compensation Automatic temperature compensation for the humidity function and the type K/J thermometer Sampling Time Approximately 1 second of Display Data Output RS232/USB PC computer interfac
SPECIFICATIONS Operating Humidity < 85%RH Power Supply Alkaline or heavy duty DC 1.5 V battery (UM3, AA) x 6 pieces DC 9V adapter input (AC/ DC power adapter is optional) Power Current Normal Operation (without use of the datalogger or backlight): Approximately DC 6.5 mA Datalogger Operation (backlight is off): Approximately DC 30 mA If the backlight is on, the power consumption will increase by approximately 16 mA.
SPECIFICATIONS The following specifications tests were performed in an ambient temperature of 23 ± 5°C: Light Unit Range Maximum In-Range Display Lux (Auto Range) 2,000 Lux 0 ~ 1,999 Lux 20,000 Lux 1,800 ~ 19,990 Lux 100,000 Lux 18,000 ~ 99,900 Lux Foot 200 Ft-cd Candles 2,000 Ft-cd (Auto Range) 10,000 Ft-cd - 41 - 0 ~ 186 Ft-cd 167 ~ 1,860 Ft-cd 1,670 ~ 9,290.
SPECIFICATIONS Range Resolution Accuracy 2,000 Lux 1 Lux 20,000 Lux 10 Lux ± (4% reading + 2 dgt) 100,000 Lux 100 Lux 200 Ft-cd 0.1 Ft-cd 2,000 Ft-cd 1 Ft-cd ± (4% reading + 2 Ft-cd) 10,000 Ft-cd 10 Ft-cd ± (4% reading + 20 Ft-cd) Note* The accuracy for the specifications shown above was tested with a standard parallel light tungsten lamp of 2856 K temperature.
SPECIFICATIONS Type K/J Thermometer Sensor Type Range Type K -50.0 ~ 0.1°C 1300°C -50.1 ~ -100°C ± (0.4% reading + 0.5°C) ± (0.4% reading + 1°C) -58.0 ~ 2372°F -58.1 ~ -148°F 0.1°F ± (0.4% reading + 1°F) ± (0.4% reading + 1.8°F) -50.0 ~ 0.1°C 1200°C -50.1 ~ -100°C ± (0.4% reading + 0.5°C) ± (0.4% reading + 1°C) 0.1°F ± (0.4% reading + 1°F) ± (0.4% reading + 1.8°F) Type J -58.0 ~ 2192°F -58.
WARRANTY Sper Scientific warrants this product against defects in materials and workmanship for a period of five (5) years from the date of purchase, and agrees to repair or replace any defective unit without charge. If your model has since been discontinued, an equivalent Sper Scientific product will be substituted if available. This warranty does not cover probes, batteries, battery leakage, or damage resulting from accident, tampering, misuse, or abuse of the product.
