— 34 —
Fault
Possible reasons and solution
Two second signal, once
or repeatedly
Digital sensor communication problem (in case
of permanent failure, two second signals with a small
intervals). In case of the Thermometer, check the sensor
cable.
Cannot update the
firmware or program the
Device with installation
description string
Check the firmware version (see Figure 2 in the Section 2),
these features are available in the firmware version 1.40
or later.
Table continued
Summary of Contents for YDBC-05
Page 36: ...36 Figure 2 Digital sensor of the Thermometer...
Page 40: ......
