Sper Scientific 850071 User Manual

Environmental Quality

SD Card Logger

850071

Instruction Manual

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.

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TABLE OF CONTENTS

Materials Supplied . . . . . . . . . . . . . . . . . . . 6

Power Supply . . . . . . . . . . . . . . . . . . . . . 7

Meter Components . . . . . . . . . . . . . . . . . . 8

Keypad . . . . . . . . . . . . . . . . . . . . . . . . . 8

Setup Mode . . . . . . . . . . . . . . . . . . . . . .10

Measurement Procedures . . . . . . . . . . . . . . .15

Datalogger . . . . . . . . . . . . . . . . . . . . . . . 22

PC Connection . . . . . . . . . . . . . . . . . . . . .25

Battery Replacement. . . . . . . . . . . . . . . . . . 28

Troubleshooting . . . . . . . . . . . . . . . . . . . .29

Specications . . . . . . . . . . . . . . . . . . . . .30

Warranty . . . . . . . . . . . . . . . . . . . . . . . . 36

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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.

4

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 off

• Low battery indicator

• Backlight

5

MATERIALS SUPPLIED

• Meter

• Sensor

• SD Card

• 6 AA Batteries

• Instruction Manual

• Hard Carrying Case

OPTIONAL ACCESSORIES

1GB SD Card
2GB SD Card
AC to DC 9V Adapter
USB Computer Cable
RS232 Cable
Data Acquisition Software
Type K/J Thermocouple Probes
Benchtop Tripod
Field Tripod
Water Resistant Instrument Pouch

6

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.

7

METER COMPONENTS

Keypad

1

2

Side of Meter

3

4

5

6

Back of Meter

8

1. LCD Display

2. POWER/ESC

3. FUNCTION /HOLD/
NEXT

4. REC/ENTER

5. SET/▼ (TIME

CHECK)

6. LOGGER/▲

(SAMPLING

TIME CHECK)

7. RS-232 Output

Terminal

/ RESET

8. DC9V Power
Adapter Input Socket

9. Battery Cover

Screws

10. Tripod Mounting

Screw

11. Battery

Compartment

/ Cover Stand

10

11

Top of Meter

12. Type K/J

Thermometer

Socket

9

13. Probe Input
Socket

Bottom of Meter

14. SD Card
Socket

13

14

12

7

8

Sensor Probe

15. Anemometer

Vane

16. Humidity/

Temperature
Sensor

17. Light Sensor

15

16

17

9

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.

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Entering Setup Mode

1. Press POWER to turn the meter on.

2. Press and hold SET for at least 2 seconds 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

(see above). “dAtE” appears on the LCD.

2. Press ENTER. The year will appear on the LCD.

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 as
long as the batteries have adequate power.

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