Testo 558s

Description:

The testo Smart App combines tools and measurements in an intuitive way and enables easy documentation via smartphone or tablet. With wireless measurements, consistent connectivity and centralized data, you always have an overview.

Functions and advantages:

• Automatic Bluetooth pairing: Quick and easy connection to devices.
• Centralized measured values: All data in one place for maximum efficiency.
• Second screen function: Can be used as a second screen for extended displays.
• Remote control & live data: Remote control and real-time measurements via the app.
• Easy documentation: Convenient creation of reports and analyses.

Technical details:

• Compatibility: Refrigerants A3 & A2L
• Temperature range:
  • Operation: -20 ... +50 °C
  • Storage: -20 ... +60 °C
• Power supply:
  • Built-in battery (USB-C)
  • LI battery 18650 or 3 replaceable alkaline batteries (AA)
• Operating time:
  • ≥70 h without lighting
  • ≥50 h at 50% lighting
• Auto Power Off: After 10 minutes without Bluetooth connection
• Dimensions: 229 x 112.5 x 71 mm
• Weight: 1.3 kg
• Protection class: IP54
• Display: Capacitive touchscreen
• Bluetooth®: Version 5.0, range up to 150 m
• Compatibility:
  • iOS 11.0 or newer
  • Android 6.0 or newer
  • Requires a mobile device with Bluetooth® 4.0

Sensors and measuring ranges:

• Pressure:
  • -1 ... 60 bar, overload: 65 bar
  • Accuracy: ±0.25% fs
  • Resolution: 0.01 bar
• Temperature:
  • -50 ... +150 °C
  • Accuracy: ±0.5 °C
  • Resolution: 0.1 °C
• Connections:
  • 3 x 7/16" – UNF
  • 1 x 5/8" – UNF
  • 2 x pluggable (NTC)