LED Color Function
U
L
Green 24 V supply voltage connected and within the permitted range
ON Green All internally programmable function blocks are loaded. These also in-
clude internally programmed function blocks of connected modules.
ON Red Loading for internally programmable functions block of an extension
module or of the control failed. In this case, initiate a fallback. Refer to
chapter 12.5 "Fallback and recovery" on page 54.
T Red ● The temperature is critical.
● If the control cannot be operated anymore, the maximum tempera-
ture was exceeded and the control was switched off. The control
can only be operated when interrupting the voltage.
The messages "Prewarning" and "Shutdown" are displayed at a high
operating temperature together with the diagnostic display of the en-
gineering interface. A temperature display is shown additionally. The
sensor for all these messages is located at a selected position in the
power supply area. The temperature display is only for visual represen-
tation purposes. It displays neither the ambient temperature nor the
indoor temperature of the XM2.
Tab. 12-1: LED functions on the XD1 plug
12.1.2 LED block of 10
Stop
Run
Clear
IndraControl XM21
24V 0V
SD
Ethernet sercos
ResetProg
XF1
XF5
SF2
XF31
XG10
SF1
XD1
XF30
XF2
STA
ERR
BT
D
E
s
DIA1
S L
L S
S L
DIA2
DIA3
DIA4
ON
UL T
USV 0V
STA
BT
D
E
s
DIA1
DIA2
DIA3
DIA4
ERR
Fig. 12-3: LED block of 10
36/69
Device description
IndraControl XM21, XM22 Controls
Bosch Rexroth AG R911340667_Edition 04
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