
Page 10
USER MANUAL ref 9011509-01
AFO485 and RFO485
2.4. Connectors
Connector 1 : 2 point screw block
Main power supply voltage
Pin Signal
Function
1
V+
Voltage: 9 to 40 VDC
2
GND Signal
ground
Connector 2 : 2 point connector block
Backup power supply voltage
Pin Signal
Function
1
V+
Voltage : 9 to 40 VDC
2
GND Signal
ground
Connector 3 : RJ45 local interface connector
non-isolated RS232
Pin
Circuits
Designation
Terminal-Modem
1 CD
109
Carrier
⇐
2 RX
104
Data reception
⇐
3 TX 103
Data transmission
⇒
4 Not
connected
5
SG
102
Signal ground
6 DSR
107
Data set ready
⇐
7 Not
connected
8 CTS
106
Clear to send
⇐
Note : The CAB593 cable provides an RS232 DB9 female, instead of the RJ45 connector.
It must be ordered separately. The wiring of the CAB593 / RS232 cable is given in
appendix 1.
Connector 4 : 6 point connector block
RS485 and RS422 local interface non isolated and alarm contact
Pin Signal
Function
1 and 2
Transmission failure contact, « voltage free »
I max : 100mA / 24 VDC
3
RS422 B’
Emission RS422 polarity B (To the AFO485)
4
RS422 A’
Emission RS422 polarity A (To the AFO485)
5
RS485 B
Reception RS422 polarity B (To the local terminal)
or RS485 polarity B
6
RS485 A
Reception RS422 polarity A (To the local terminal)
or RS485 polarity A
Содержание AFO485
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