Fluke 561 user manual Safety Information, WWarning

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561HVACPro

Users Manual

Safety Information

WWarning

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 Thermometer inspect the case. Do not use the Thermometer if it appears damaged. Look for cracks or missing plastic.

Replace the batteries as soon as the battery indicator (B) appears.

Do not use the Thermometer if it operates abnormally. Protection may be impaired. When in doubt, have the Thermometer serviced.

Do not operate the Thermometer around explosive gas, vapor, or dust.

Do not connect the optional external probe to live electrical circuits.

To avoid a burn hazard, remember that highly reflective objects will often result in lower than actual temperature measurements.

Do not use in a manner not specified by this manual or the protection supplied by the equipment may be impaired.

Caution

To avoid damaging the thermometer or the equipment under test protect them from the following:

EMF (electro-magnetic fields) from arc welders, induction heaters, etc.

Static electricity.

Thermal shock (caused by large or abrupt ambient temperature changes- allow 30 minutes for the Thermometer to stabilize before use).

Do not leave the Thermometer on or near objects of high temperature.

Table 1 and Figure 1 show various symbols and safety markings that are on the Thermometer and in this manual.

Table 1. Symbols

Symbol

Explanation

WRisk of danger. Important information. See Manual.

*Warning. Laser.

PConforms to requirements of European Union and European Free Trade Association (EFTA)

~Do not dispose of this product as unsorted municipal waste. Contact Fluke or a qualified recycler for disposal.

BBattery

Chinese manufacturing mark for products manufactured in the Peoples Republic of China (PRC)

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Contents HVACPro Limited Warranty and Limitation of Liability Table of Contents HVACPro Introduction Contacting FlukeSafety Information WWarningFeatures FeaturesWhen the battery is low, B appears on the display DisplayButtons and Connector Buttons and ConnectorLocating a Hot or Cold Spot How the Thermometer WorksOperating the Thermometer Distance and Spot SizeOperating the Thermometer Field of ViewEmissivity Switching Between C and F Using the Contact Temperature Probe XWWarningMeasuring Dewpoint Temperature Typical MeasurementsTesting Insulated Return Ducts Typical MeasurementsScanning Walls for Air Leaks or Insulation Deficiencies Testing Fuses and Buss Connections Testing Contactors StartersTesting Enclosed Relays Testing Electrical ConnectionsTesting Bearings Testing Belts and SheavesChecking Hydronic Radiant Heat Applications Testing Radiant Heat Applications Testing Water Heater InsulationTesting Steam Traps Verifying Thermostat/Room Sensor Accuracy Superheat is a critical temperature Maintenance MaintenanceTroubleshooting CE CertificationSpecifications Infrared