4.3
Connection diagram
CAUTION!
At maximum load, the temperature at the "+24 V" and "GND" terminals (Voltage supply In)
may exceed 60 °C.
As a result the insulation of the cable may be damaged.
The cable must be heat resistant up to at least 80 °C.
4.3.1
Connection elements
(1) USB device interface (setup)
(3) USB host interface 2
(5) System bus Out
(7) Com1 interface
(9) Com2 interface
(11) Voltage supply In, DC 24 V
CAUTION!
Functional grounding:
Connection terminal for functional ground.
To meet the specified EMC characteristics, this terminal must be connected to functional
ground.
(1)
(2)
(3)
(4)
4 Electrical connection
(5)
(6)
(7)(8)
(2) USB host interface 1
(4) System bus In
(6) LAN interface
(8) Com1 terminating resistor
(10) Com2 terminating resistor
(12) Functional grounding
(11)
(9)(10)
(12)
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