Sper scientific 850071 User manual

Environmental Quality
SD Card Logger
850071
Insruction Manual

2
Environmental Quality SD Card Logger 850071
Copyright ©2013 by Sper Scientic
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 Scientic.

3
TABLE OF CONTENTS
Materials Supplied . . . . . . . . . . . . . . . . . . . 6
Power Supply . . . . . . . . . . . . . . . . . . . . . 7
Meter Components . . . . . . . . . . . . . . . . . . 8
Keypad . . . . . . . . . . . . . . . . . . . . . . . . . 8
Setup Mode . . . . . . . . . . . . . . . . . . . . . .10
Measurement Procedures . . . . . . . . . . . . . . .15
Datalogger . . . . . . . . . . . . . . . . . . . . . . .22
Battery Replacement. . . . . . . . . . . . . . . . . .25
Troubleshooting . . . . . . . . . . . . . . . . . . . .25
Specications . . . . . . . . . . . . . . . . . . . . .26
Warranty . . . . . . . . . . . . . . . . . . . . . . . .32

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INTRODUCTION
This Sper Scientic Environmental Meter with SD Card
Datalogger (Model 850071) is an extremely fast and
accurate meter with multiple functions. The meter reads
humidity, air temperature, air velocity, and measures
light in Lux or Ft-cd. Optional Type K/J thermocouple
probes available.
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. Each data set includes the measured
value along with the time and date. Sampling time can be
set from 1 second to 3600 seconds. Alternatively, manual
datalogging is available to record 99 readings.

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FEATURES
• Functions as a light meter, anemometer, and humidity/
temperature meter. Optional adapter enables Type K/J
thermometer.
• Measures humidity in both %RH and temperature
• Displays air velocity in ve units of measure
• Lux or Foot Candles unit selection
• Zero Adjustment
• Highly accurate microcomputer circuit
• Direct upload of data to Excel
• SD memory card datalogger
• Manual datalogger option
• Internal clock and calendar
• Touch-tone
• Tripod mounting screw
• Built-in tabletop stand
• Maximum and Minimum
• Hold function
• Auto power o󰀨
• Low battery indicator
• Backlight

6
MATERIALS SUPPLIED
• Meter
• Sensor
• SD Card
• 6 AA Batteries
• Instruction Manual
• Hard Carrying Case
OPTIONAL ACCESSORIES
840058 USB Power Cable
840097 AC Adapter
840059 SD Card
840093 Field Tripod
840090 Water Resistant Instrument Pouch

7
POWER SUPPLY
This meter can be powered by six AA (1.5V, UM3)
batteries or an optional 9 Volt DC adapter.
See p. 28 for battery replacement instructions.
Plug the adapter 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.

8
METER COMPONENTS
Keypad
1. LCD Display
2. POWER/ESC
3. FUNCTION /HOLD/
NEXT
4. REC/ENTER
5. SET/▼ (TIME
CHECK)
6. LOGGER/▲
(SAMPLING
TIME CHECK)
Side of Meter
7. RESET
8. DC9V Power
Adapter Input Socket
Back of Meter
9. Battery Cover
Screws
10. Tripod Mounting
Screw
11. Battery
Compartment
/ Cover Stand
1
2
3
4
5
6

9
Top of Meter
12. Type K/J
Thermometer
Socket
13. Probe Input
Socket
Bottom of Meter
14. SD Card
Socket
Sensor Probe
15. Anemometer
Vane
16. Humidity/
Temperature
Sensor
17. Light Sensor
7
13
8
14
9
15
10
16
11
17
12

10
SETUP MODE
The advanced Setup Mode allows you to customize the
following meter preferences and defaults:
• Real Time Clock
• Decimal Type
• Auto Power O󰀨
• 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.