X20 system modules • Counter modules • X20CM1941
648
X20 system User's Manual 3.10
4.11.2.4 LED status indicators
For a description of the various operating modes, see the 2.11.1 "re LEDs" section.
Figure
LED
Color
Status
Description
Off
No power to module
Single flash
RESET mode
Double flash
BOOT mode (during firmware update)
1)
Blinking
PREOPERATIONAL mode
r
Green
On
RUN mode
Off
No power to module or everything OK
e
Red
Single flash
Warning/Error on an I/O channel. Level monitoring for digital outputs has been
triggered.
e + r
Red on / Green single flash
Invalid firmware
On
Resolver connected and OK
1
Green
Off
Open line or no resolver connected
U
Orange
UP: Counts up
D
Orange
DOWN: Counts down
1)
Depending on the configuration, a firmware update can take up to several minutes.
4.11.2.5 Pinout
COS
/COS
A
/A
1
X2
0
C
M
1
94
1
r
e
SIN
/SIN
B
/B
U
D
REF
/REF
R
/R
4.11.2.6 Connection example
GND
+24 VDC
GND
+24 VDC
CM
Resolver
COS
/COS
SIN
/SIN
REF
/REF
Summary of Contents for X20 System
Page 2: ......
