17 monitoring functions – BECKHOFF CB4052 User Manual
Page 35
Monitoring Functions
Chapter: Connectors
Beckhoff New Automation Technology CB4052
page 35
3.17 Monitoring Functions
Additional monitoring functions, such as the status of the fan or of other devices connected over SM-Bus
(e. g. temperature sensor), are accessible via an 8 pin connector (JST BM08B-SRSS-TB, mating
connector: SHR-08V-S(-B)).
Pin
Name
Description
1
3.3V
3.3 volt supply
2
CS-SMB-CLK SMBus clock
3
CS-SMB-DAT SMBus data
4
GND
ground
5
FANON1
5 volt supply (switched)
6
FANCTRL1
fan 1 monitoring signal
7
VCC
5 volt supply
8
FANCTRL3
fan 3 monitoring signal