561 HVACPro

Users Manual

Specifications

Infrared

Measurement Range

-40 °C to 550 °C (-40 °F to 1022 °F)

Spectral Range

8 to 14 microns

Accuracy

± 1 % or ± 1 °C (2 °F); < 0 °C (32 °F),

 

± 1 °C (2 °F) ± 0.1°/1°

 

(Assumes ambient operating temperature

 

of 23 to 25 °C (73 to 77 °F))

Repeatability

± 0.5 % of reading or ± 1°C (2 °F)

Response Time (95 %)

500 ms

Distance to Spot (D:S)

12:1

Emissivity Adjustment

Three settings: low (0.3), medium (0.7),

 

high (0.95)

Contact Probe

Probe Type

Wrap thermocouple type K probe with

 

miniconnector

Measurement Range

0 °C to 100 °C (32 °F to 212 °F)

Probe Accuracy

± 2.2 °C (4 °F)

Display Resolution

± 0.1 °C (0.1 °F)

Secondary Display Information

Maximum, Minimum, Differential, KTC

Laser

Sighting

Single point laser

Power

Class 2 (II) operation; Output <1 mW,

 

wavelength 630 to 670 nm

Electrical

Power Supply

2 AA Batteries (alkaline or NiCD)

Power Consumption

At least 12 hours battery life

Physical

Weight

17.69 cm (6.965 in) H x 16.36 cm (6.441

 

in) L x 5.18 cm (2.039 in) W

Size

0.322 kg (0.7099 lb)

Total Length of Thermocouple

Approximately 100 cm (40 in)

Environmental

Operating Temperature Range

0 °C to 50 °C (32 °F to 120 °F)

Relative Humidity

0 to 90 %, noncondensing up to 30 °C

 

(86 °F)

Storage Temperature

- 20 °C to 65 °C (-4 °F to 150 °F)

Optional Accessories

Soft Case

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Fluke 561 user manual Specifications, Infrared