HV DTemp Measurement System – Product Description
User Guide
15
Version 01.00 // 2021
3.2 Functional description of LED indicators
3 2 1 CAN bus LED indicator
The LED below the two CAN connectors (see Fig. 3-2) provides information about the opera-
ting status of the module.
LED
Meaning
Color
Status
–
off
green
continuously lit
Normal operation
green
flashing
Module selected via configuration software.
red
continuously lit
Module is in idle mode, either because the confi-
guration software has stopped data acquisition
(no error), or because there is a CAN bus or confi-
guration problem.
red
flashing
Module has been selected via the configuration
software and is in idle mode.
green
/
red
flashing
A firmware download is in progress
Tab. 3-1: CAN bus LED indicator
3 2 2 Measurement input LED indicators
The LEDs provide information on the status of the corresponding measurement input.
LED
Status
Meaning
-
off
No controller with this ID detected and no channels
configured for this ID.
50 % green
flashing
Measurement channel in configuration software
selected.
100
% red
continuously lit
There is an ID conflict. Check the encoding switch
settings and restart the system.
50
% red
50 % green
flashing
ID detected, measurement channel not configured
50
% red
flashing
ID not detected, measurement channel configured
100 % green
continuously lit
ID detected and measurement channel configured;
ready for measurement operation
Tab. 3-2: Measurement input LED indicators
3 2 3 Status LED indicator (controller)
This status LED indicator provides information on the operating status of the controller.
LED
Status
Meaning
100 % green
continuously lit
Controller works properly, data is being transmitted
100
% red
continuously lit
Incorrect ID setting, HV DTemp-P central unit has
detected an error
Tab. 3-3: Status LED indicator (controller)
