Sper Scientific 840064 User Manual

Vacuum Meter

840064

Instruction Manual

SPER
SCIENTIFIC

LTD.

CONTENTS

Title Page

1. Introduction .............................................................................. 2

2. Meter Description .................................................................... 3

3. Operating Instructions

3-A Notes - Read Before First Use ...................................... 4

3-B Measurement Procedures ............................................. 4

3-C Hold ............................................................................... 4

3-D Maximum / Minimum Recording ................................... 4

3-E Automatic Shut Off ........................................................ 5

3-F Battery Replacement .................................................... 5

3-G Optional Accessories .................................................... 5

3-H RS232 PC Serial Interface ............................................ 6

4. Specifications .......................................................................... 7

5. Warranty .................................................................................. 8

INTRODUCTION

Portable meter for absolute vacuum pressure measurements in hospital
labs, crystal growing, solvent recovery, distillation, and rotary evaporation.
Also used in HVAC, automotive and other industrial applications. Includes
a detachable heavy-duty probe with ¼ PS connector for liquid, air, oil and
gas.

Features a large display, min-max, hold, low battery indicator, auto power
off, an RS232 computer interface, and 8 units of measure: torr, mm Hg,
micron, mbar, KPa, PA, inch Hg, and PSI.

Comes ready to use in a foam-lined, hard-shell carrying case, with 9V
battery and instructions.

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2. METER DESCRIPTION

1

2

3

4

5

6

7

8

9

10

11

1. RS232 Output Terminal 7. Unit Button

2. Power Button 8. Battery Compartment (back)

3. Max/Min Button 9. Sensor Input

4. Input Socket 10. Sensor Body

5. Display 11. Probe Plug

6. Hold

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