Instrument Connections - TESTO 320 Instruction Manual

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2 Info field of register tabs: Indication of selected folder/location,
chosen fuel, chosen measurement type.
3 Selection field for functions (selected function appears against a
white background, unavailable functions are identified by grey
font) or display of measured values.
4 Function display for function keys.
4.1.4.

Instrument connections

1 Probe socket
2 Gas outlet
3 Probe socket
4 Micro USB socket (battery charging, data transfer)
Indication of Bluetooth
rechargeable battery capacity:
Icon Feature
blue symbol = Bluetooth
grey symbol = Bluetooth
Battery operation
Display of remaining rechargeable battery
capacity by colour and fill level of the battery icon
(green = 5-100%, red = < 5%)
Mains operation
Display of remaining rechargeable battery
capacity: see above
®
status, power supply and remaining
®
on,
®
off
4 Product description
19