JUMO 902931 Wtrans Receiver with Wireless Data Transmission Operating Manual - Manual (Page 36)

6 Display and key functions
36
 Chapter 12 "Indentifying and correcting errors", page 93
Bottom line, 5 digits
Top line and bottom line
Keys and key combinations
Flashing (alternating with measured value):
Configurable alarm limit 1, or 2, or both are reached.
 Chapter 8.2.3 "Channel-specific parameters", page 62
Display Function
Display of the current channel C01 to C16
Display of the unit, e.g. °C
Flashing (alternating with C01 to C16):
The transmitter of this channel indicates low battery.
Change battery immediately.
Display Function
No linked channel available.
Only channels that are linked with transmitters are displayed.
If no channels are linked, the display shows this information.
Keys Function
or Selection of channels C01 to C16
Display of the signal quality of the current channel
and automatic return to the normal display
> 2 s Change to the startup level
> 2 s Change to the parameter level