Fluke 561 User Manual Page 1

® 561 HVACPro Infrared Thermometer Users Manual PN 2562924 February 2006 © 2006 Fluke Corporation, All rights reserved. Printed in USA All prod

561 HVACPro Users Manual 6 How the Thermometer Works Infrared thermometers measure the surface temperature of an opaque object. The Thermometer’s opti

Infrared Thermometer Operating the Thermometer 7 D:S=12:138 mm @300 mm75 mm @900 mm132 mm @1500 mm1.5 " @12 "3 " @36 "5.3 &

561 HVACPro Users Manual 8 Table 2. Surface Emissivity Measured Surface Switch Setting Measured Surface Switch Setting Aluminum Iron, Cast Oxidize

Infrared Thermometer Operating the Thermometer 9 Switch efh012f.eps Figure 7. Switching Between °C and °F Using the Contact Temperature Probe X

561 HVACPro Users Manual 10 Table 3 lists recommended Fluke temperature probes for use with the Thermometer: Table 3. Recommended Temperature Probes P

Infrared Thermometer Typical Measurements 11 • The most likely conditions for condensation formation are low dry bulb temperature and high wet

561 HVACPro Users Manual 12 Testing Contactors (Starters) 1. Press D to select emissivity. Press A to select LO for bright contacts, or MED for darke

Infrared Thermometer Typical Measurements 13 Testing Bearings WWarning To avoid injury when testing bearings: • Do not wear loose clothing, je

561 HVACPro Users Manual 14 wall you should find parallel isothermal rows indicating the location of heat tubes below the surface. Perpendicular to th

Infrared Thermometer Typical Measurements 15 • If system pressure has been increased above design settings, this can result in symptom of trap

LIMITED WARRANTY AND LIMITATION OF LIABILITY This Fluke product will be free from defects in material and workmanship for two years from the date o

561 HVACPro Users Manual 16 • All condenser return bend/hairpins should be at or slightly less than condenser saturation temperature. • If a group o

Infrared Thermometer Maintenance 17 Maintenance Changing the Battery To install or change the two AA batteries, open the battery compartment an

561 HVACPro Users Manual 18 Specifications Infrared Measurement Range ...-40 °C to 550 °C

i Table of Contents Title Page Introduction... 1 Contac

561 HVACPro Users Manual ii Measuring Grille, Register, or Diffuser Discharge Temperature ...15 Verifying Thermostat/Room Sensor Accuracy ...

1 561 HVAC PRO Infrared Thermometer Introduction The Fluke Model 561 HVACPro Infrared Thermometer (hereafter, “the Thermometer”) can determine the

561 HVACPro Users Manual 2 Safety Information WWarning A Warning identifies conditions and actions that pose hazards to the user. To avoid electrical

Infrared Thermometer Features 3 AVOID EXPOSURE - LASER RADIATIONIS EMITTED FROM THIS APERTURECAUTIONLASER RADIATION - DO NOT STARE INTO BEAMOUT

561 HVACPro Users Manual 4 AABatteries(2)DisplayFunction ButtonsLaserTriggerBatteryCover efh007f.eps Figure 2. Infrared Thermometer Display The prima

Infrared Thermometer Buttons and Connector 5 34562187efh01f.eps A Laser “On” symbol B SCAN or HOLD C °C/°F symbol (Celsius/Fahrenheit) D P