Fluke 923 User manual

PN 4024518

September 2011

Specifications are subject to change without notice.

All product names are trademarks of their respective companies.

923

Air Velocity Meter

Users Manual

LIMITED WARRANTY AND LIMITATION OF LIABILITY

This Fluke product will be free from defects in material and

workmanship for two years from the date of purchase. This

warranty does not cover fuses, disposable batteries, or

damage from accident, neglect, misuse, alteration,

contamination, or abnormal conditions of operation or

handling. Resellers are not authorized to extend any other

warranty on Fluke’s behalf. To obtain service during the

warranty period, contact your nearest Fluke authorized

service center to obtain return authorization information,

then send the product to that Service Center with a

description of the problem.

THIS WARRANTY IS YOUR ONLY REMEDY. NO OTHER

WARRANTIES, SUCH AS FITNESS FOR A PARTICULAR

PURPOSE, ARE EXPRESSED OR IMPLIED. FLUKE IS

NOT LIABLE FOR ANY SPECIAL, INDIRECT,

INCIDENTAL OR CONSEQUENTIAL DAMAGES OR

LOSSES, ARISING FROM ANY CAUSE OR THEORY.

Since some states or countries do not allow the exclusion

or limitation of an implied warranty or of incidental or

consequential damages, this limitation of liability may not

apply to you.

Fluke Corporation

P.O. Box 9090

Everett, WA 98206-9090

U.S.A.

Fluke Europe B.V.

P.O. Box 1186

5602 BD Eindhoven

The Netherlands

11/99

Table of Contents

Title Page

Introduction ................................................................ 1

Safety Information ...................................................... 2

Symbols ..................................................................... 2

Features..................................................................... 3

Product Use ............................................................... 3

The Display ............................................................. 6

Buttons .................................................................... 8

Auto Power Off ........................................................ 9

Velocity Probe ......................................................... 9

IR and RF Communication ...................................... 12

Air Velocity and Flow............................................... 12

Measure Velocity .................................................. 12

Measure Flow ....................................................... 13

Samples .................................................................. 14

Measurement Units ................................................. 14

Velocity Alarm ......................................................... 16

Clear All................................................................... 16

Recall ...................................................................... 17

Calculate Average ................................................... 17

Maintenance .............................................................. 17

Clean the Product.................................................... 18

Change the Batteries............................................... 18

How to Contact Fluke................................................. 21

Specifications............................................................. 22

923

Users Manual

Electrical Specifications .......................................... 22

Mechanical Specifications ...................................... 23

Environmental Specifications.................................. 23

Safety Compliance.................................................. 24

Miscellaneous Specifications.................................. 24

Introduction

The 923 Air Velocity Meter (the Product) is a handheld, indoor-air

quality diagnostic instrument. It uses a probe that can be used

while attached to the Product or in wireless mode away from the

Product base.

The Product measures, calculates, and displays:

•Air temperature measured in Celsius (°C) or Fahrenheit (°F).

•Air velocity (actual) measured in m/s or fpm.

•Flow rate displayed in l/s, cfm or m3/hr.

•Average indications for temperature, velocity, and flow.

923

Users Manual

Safety Information

XWWarnings

To prevent possible electrical shock, fire, or

personal injury:

•Use the Product only as specified, or the

protection supplied by the Product can be

compromised.

•Do not use the Product around explosive gas,

vapor, or in damp or wet environments.

Symbols

Symbols used in this manual and on the Product are shown in

Table 1.

Table 1. Symbols

Symbol Meaning

WRisk of danger. Important information. Refer to

manual.

PConforms to relevant European Union directives

~Do not dispose of this product as unsorted

municipal waste. Go to Fluke’s website for

recycling information.

MBattery

©Wireless mode is active.

Air Velocity Meter

Features

The Product features:

•A wireless telescopic probe

•LED backlight

•Auto power off

•Low-battery indicator

•Velocity alarm

•US and Metric measurement options

•Single-point and continuous data log options

•Probe sensor cover

•Protective case

Product Use

The subsequent sections tell you how to use the Product. Figure 1

and Table 2 show the buttons, indicators, and sensors on the

Product.

923

Users Manual

SAVE

grx001.eps

Figure 1. The Product

Air Velocity Meter

Product Use

Table 2. The Product

Item Description Item Description

Display (LCD) Shift button

Power button Save button. Push Shift

to set air velocity alarm.

Backlight button IR Sensor

Velocity button. Push

Shift to set Units.

Save button

Flow button. Push Shift

to enter barometric

pressure.

Wireless indicator.

Flashes in wireless

mode.

Enter button. Push Shift

to recall saved records.

Telescopic probe

Calculate Average

button. Push Shift to

clear all saved samples.

Velocity sensor

923

Users Manual

The Display

Figure 2 and Table 3 show the display.

43 5

141516

1 2

grx002.eps

Figure 2. Display

Table of contents

Popular Measuring Instrument manuals by other brands

Suaoki

Suaoki D40 user manual

Elster

Elster BK-G1.6 operating instructions

Endress+Hauser

Endress+Hauser Deltabar FMD71 technical information

Duratool

Duratool D03128 manual

Vega

Vega VEGAPULS 65 Quick setup guide

Tonghui

Tonghui TH2618B Operation manual

Tenmars

Tenmars TM-801 user manual

MSR

MSR 145 user manual

TPS

TPS WP-82 manual

ELMETRON

ELMETRON CP-511 user manual

PCB Piezotronics

PCB Piezotronics 003C30 Installation and operating manual

Tenma

Tenma 72-10465 manual

Endress+Hauser

Endress+Hauser Proline Promag 50 Brief operating instructions

Siemens

Siemens SITRANS F Coriolis FCT030 Function manual

KLINGER

KLINGER CMF V Series instruction manual

EXFO

EXFO FTB-2 Notice

Keysight

Keysight M8290A Getting started guide

ADTEK

ADTEK MW-5 operating manual