TESTO 549 User Manual

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4 Product description
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4.1. Overview
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Display and control elements
1 Mini-DIN probe socket for NTC temperature probe, with socket
cover
2 Foldable suspension device (on rear)
3 Display. Instrument status icons:
Icon Significance
Battery capacity
Bluetooth®, (see Switching Bluetooth® on and
off (testo 550), page 15)
//
Select measuring mode (see Selecting the
measuring mode, page 15)
4 Battery compartment. It is not possible to charge rechargeable
batteries in the instrument!

TESTO 549 Specifications

General

Type	Digital Manifold
Pressure Measurement Range	-1 to 60 bar
Battery Type	2 x AA
Temperature Measurement Range	-50 to +150 °C
Refrigerant Types	60 Refrigerants
Operating Temperature	-20 to +50 °C
Storage Temperature	-20 to +60 °C
Accuracy	±0.5 °C
Resolution	0.1 °C
Connections	3 x 7/16" UNF
Display	LCD
Power Supply	Battery