Page 2 - LIMITED WARRANTY AND LIMITATION OF LIABILITY
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 co...
Page 3 - Table of Contents; Title; Switching Between
i Table of Contents Title Page Introduction............................................................................................. 1 Contacting Fluke ...................................................................................... 1 Safety Information........................................
Page 4 - Users Manual; ii
561 HVACPro Users Manual ii Measuring Grille, Register, or Diffuser Discharge Temperature ......... 15 Verifying Thermostat/Room Sensor Accuracy .................................... 15 Checking for Blockage in Air-To-Air Evaporators or Condensers........ 15 Checking Superheat on Fixed Restrictor or ...
Page 5 - Infrared Thermometer; Introduction
1 561 HVAC PRO Infrared Thermometer Introduction The Fluke Model 561 HVACPro Infrared Thermometer (hereafter, “the Thermometer”) can determine the surface temperature by measuring the amount of infrared energy radiated by the target’s surface or by contact using a thermocouple probe. The Thermometer...
Page 6 - Safety Information; Warning; shock or personal injury, follow these guidelines:; Caution; Symbol Explanation
561 HVACPro Users Manual 2 Safety Information W Warning A Warning identifies conditions and actions that pose hazards to the user. To avoid electrical shock or personal injury, follow these guidelines: • * Do not point laser directly at eye or indirectly off reflective surfaces. • Before using the T...
Page 7 - CAUTION; Figure 1. Symbols and Safety Markings; Features
Infrared Thermometer Features 3 AVOID EXPO SURE - LASE R RADIATION IS EMITTED F ROM THIS AP ERTURE CAUTION LASER RADIA TION - DO NO T STARE INTO BEAM OUTPUT < 1 m W WAVELEN GTH 630 - 67 0 nm CLASS 2 (II) LASER PRO DUCT COMPLIES W ITH FDA 21CF R 1040.10 AND 1 040.11 COMPLIES W ITH IEC 60825 AVOID ...
Page 8 - Figure 2. Infrared Thermometer; Display
561 HVACPro Users Manual 4 AA Batteries (2) Display Function Buttons Laser Trigger BatteryCover efh007f.eps Figure 2. Infrared Thermometer Display The primary temperature display reports the current or last IR temperature read until the 7-second hold time elapses. The secondary temperature display r...
Page 9 - Figure 3. Thermometer Display; Buttons and Connector; Connector
Infrared Thermometer Buttons and Connector 5 3 4 5 6 2 1 8 7 efh01f.eps A Laser “On” symbol B SCAN or HOLD C ° C/ ° F symbol (Celsius/Fahrenheit) D Primary temperature display E Secondary temperature display F Emissivity LO, MED, HI G Temperature values for the MIN, MAX, DIF, KTC. KTC indicates the ...
Page 10 - How the Thermometer Works; Locating a Hot or Cold Spot
561 HVACPro Users Manual 6 How the Thermometer Works Infrared thermometers measure the surface temperature of an opaque object. The Thermometer’s optics sense infrared energy, which is collected and focused onto a detector. The Thermometer’s electronics then translate the information into a displaye...
Page 11 - Figure 5. Distance and Spot Size; Figure 6. Field of View
Infrared Thermometer Operating the Thermometer 7 D:S=12:1 38 mm @ 300 mm 75 mm @ 900 mm 132 mm @ 1500 mm 1.5 " @12 " 3 " @36 " 5.3 " @60 " S D efh005f.eps Figure 5. Distance and Spot Size Field of View Make sure that the target is larger than the spot size. The smaller the ta...
Page 13 - Figure 7. Switching Between; XW; Figure 8. Connecting the Temperature Probe
Infrared Thermometer Operating the Thermometer 9 Switch efh012f.eps Figure 7. Switching Between ° C and ° F Using the Contact Temperature Probe XW Warning To avoid electrical shock or personal injury, do not connect the optional external probe to live electrical circuits. Connect the probe to the ...
Page 14 - Table 3. Recommended Temperature Probes; Typical Measurements; Measuring Heating/Cooling Duct Insulation Jacket Temperature; Measuring Dewpoint Temperature
561 HVACPro Users Manual 10 Table 3 lists recommended Fluke temperature probes for use with the Thermometer: Table 3. Recommended Temperature Probes Probe Usage 80PK-25 The piercing probe is the most versatile option. Good for checking air temperature in ducts, surface temperature under carpets/pads...
Page 15 - Testing Insulated Return Ducts; Scanning Walls for Air Leaks or Insulation Deficiencies
Infrared Thermometer Typical Measurements 11 • The most likely conditions for condensation formation are low dry bulb temperature and high wet bulb temperature (low temperature, high relative humidity). • Use the Fluke 971 to measure the attic/crawlspace relative humidity and determine the dew point...
Page 16 - Testing Enclosed Relays; Testing Electrical Connections
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 darkened contacts. 2. Press C and the press A to select MAX. 3. Measure line and load side of one pole without releasing trigger. 4. A temperature differenc...
Page 17 - Testing Bearings; To avoid injury when testing bearings:; Testing Belts and Sheaves
Infrared Thermometer Typical Measurements 13 Testing Bearings W Warning To avoid injury when testing bearings: • Do not wear loose clothing, jewelry, or anything around neck when working around moving parts such as motors, belts, blower, and fans. • Make sure an electrical disconnect is within reach...
Page 18 - Testing Radiant Heat Applications
561 HVACPro Users Manual 14 wall you should find parallel isothermal rows indicating the location of heat tubes below the surface. Perpendicular to the outside wall, you should find rising and falling temperatures at equal distances. High temperatures indicate you are scanning a heat tube beneath th...
Page 19 - Measuring Grille, Register, or Diffuser Discharge Temperature
Infrared Thermometer Typical Measurements 15 • If system pressure has been increased above design settings, this can result in symptom of trap failure (stuck open). Check steam pressure. 1. Press D and then press A to select HI emissivity for black iron pipe and painted traps. 2. Press C and then pr...
Page 21 - Maintenance; Changing the Battery; To avoid damaging the Thermometer, do NOT submerge it in water.; Troubleshooting; Symptom Problem; CE Certification
Infrared Thermometer Maintenance 17 Maintenance Changing the Battery To install or change the two AA batteries, open the battery compartment and insert the batteries as shown in Figure 2. Cleaning the Lens Blow off loose particles using clean compressed air. Carefully wipe the surface with a moist c...
Page 22 - Specifications
561 HVACPro Users Manual 18 Specifications Infrared Measurement Range ................................................................ -40 ° C to 550 ° C (-40 ° F to 1022 ° F) Spectral Range ......................................................................... 8 to 14 microns Accuracy..............