Introduction; Safety; Meter Description - Extech Instruments PS101 User Manual

Introduction

C
ongratulations on your purchase of the Extech PS100 Series Differential Pressure Manometer.
These manometers measure gauge pressure (a measure of pressure with reference to ambient
pressure) and differential pressure (the difference between two pressure measurements). In
addition, the meter can display a value that represents the actual reading minus a stored reference
(DIF mode).
The PS101 (±1psi), PS106 (±6 psi), and the PS115 (±15 psi) models offer 11 units of measure, a 99
reading storage utility, MAX/MIN recording with Relative mode, Time Stamp, Data Hold, Auto Power
OFF, Zero function, PC interface, and large Backlit LCD. These devices are portable and battery
operated and perfect for HVAC technicians as well as those in the pneumatic and medical fields.
This device is shipped fully tested and calibrated and, with proper use, will provide years of reliable
service. Please visit our website (www.extech.com) to check for the latest version of this User
Guide.

Safety

International Safety Symbols
This symbol, adjacent to another symbol or terminal, indicates the user must refer to the
manual for further information.
Description

Meter Description

1. Positive Pressure connector
2. Negative Pressure connector
3. RS-232 data to PC output jack
4. Measurement reading on LCD
5. Unit selector arrow
6. Unit of measure selections
7. UNIT of measure key
8. REC - MX/MN – Return key
9. LCD Backlight
10. HOLD - up arrow ▲ key
11. DIF - down arrow ▼ key
12. MEMO - RECALL key
13. Power ON-OFF
key
key
2
PS100 Series-EU-EN-v1.1 2/13