Io Isolation - Cartft FLEETPC-ARM-300 Reference Manual

3.4

IO Isolation

The FLEETPC-ARM-300 IO isolation includes:
 1.5KV power isolation
 3.75KV signal isolation on RS232, RS485, CAN1 and CAN2 bus
 5KV signal isolation on GPIO pin
 2.5KV signal isolation on I
2
Note: I C bus is NOT isolated. The I
System
9-36V
DC-IN
Power
Domain
System
Functions
2
C bus (option)
2
C isolation is available as an option function.
FLEETP
C-ARM-
300
1.5KV
Power
Isolation
2
I C bus
22
Page
FLEETPC-ARM-300 Series
Isolated Power
Domain (+5V /
+3.3V)
+5V / +3.3V
RS232,
3.75KV RS485,
Isolation CAN
PHYs
2.5KV
Isolation
5KV
Isolation
IO1
Connector
RS232
RS485
CAN1
CAN2
2
I C
IO2
Connector
(GPIO)