X20 system modules • Temperature modules • X20ATA312
X20 system User's Manual 3.10
2411
4.31.5.4 Status LEDs
For a description of the various operating modes, see the 2.11.1 "re LEDs" section.
Image
LED
Color
Status
Description
Off
Module supply not connected
Single flash
Reset mode
Double flash
Boot mode (Updating firmware)
1)
Blinking
PREOPERATIONAL mode
Green
On
RUN mode
Off
Module supply not connected or everything OK
On
Error or reset status
Red
Single flash
Parameter or conversion error
2)
s
Red on / Green single flash
Invalid firmware
Off
Input turned off or not supplied
Single flash
Parameter error
2)
Double flash
Conversion error
2)
Blinking
Overflow, underflow or open line
1 - 2
Green
On
A/D converter running, value OK
1)
Depending on the configuration, a firmware update can take up to several minutes.
2)
Parameter and conversion errors are indicated on both the red s-LED and the channel LED for the respective output at the same time.
4.31.5.5 Pinout
1
Sense + 1
Sense - 1
2
Sense + 2
Sense - 2
Sensor - 1
Sensor - 2
1 2
X
20
A
TA
31
2
s
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