LEDs and Connectors
Installation Instructions
4
cRIO PN-Installation-V0.3/12.05.2017
Business Confidential/
Proprietary
3.2 LED's
LED
Colour
State
Function
PWR
Green
OFF
No power supply connected
ON
Power supply connected
SPI
Green
OFF
SPI bus not active
ON
SPI bus active
SF
Red
OFF
No system fault active
ON
System fault active
Possible reasons:
SPI bus failure
PROFINET Alarm active
BF
Red
OFF
PROFINET O.K
ON
PROFINET Bus fail
Possible reasons:
Configuration error
PROFINET controller not active
PROFINET controller gone
PROFINET controller not connected
Table 1: Meaning of the LEDs
3.3 Power connector
Parameter
Value
Nominal value
24 Volts DC
Input range
12
– 36 Volts DC
Power consumption
1.7 W in Active mode
(Receiving and
Transmitting)
Table 2: Power requirements
