Phoenix Contact 1153079, Installation And Startup Manual

Page: 17 / 54

Device description
108413_en_06 PHOENIX CONTACT
17 / 52
2.4.3 US1 and US2
The US1 and US2 LEDs indicate the status of the power supply for the device.
Figure 2 - 5 LEDs: US1, US2
Table 2 - 5 LEDs: US1, US2
Designation Color Status Meaning
US1 Green On Supply voltage within the
tolerance range (see Section 7 )
Off Supply voltage not present or too low
(see Section 7 )
US2 Green On The devices do not have a redundant
power supply.
If the supply voltage at US1 is within
the tolerance range, US2 LED also
lights up.
Off
PF1
US2 U U U
US1 U
PF2
PF3
PF4
PF5
XD1
MOD E
FAIL F
1 3 2 4 5
XG1
US
I2
I1
I3
XG2
01
03
02
GND D
XF1 X
XF2 X