Axis P13-E Serie Guia De Instalacion página 17

3–
Configurable
4
(Input or
Output)
Audio Connector
3.5 mm audio
connectors (stereo)
1 Tip
Audio Input
Microphone/Line in
Audio Output
Line out (mono)
RS485/422 Connector
Two 2-pin terminal blocks for RS485/RS422 serial
interface. The serial port can be configured to support:
• Two-wire RS485 half duplex
• Four-wire RS485 full duplex
• Two-wire RS422 simplex
• Four-wire RS422 full duplex point to point
communication
Function
RS485B alt
RS485/422 RX(B)
RS485A alt
RS485/422 RX(A)
Digital input – Connect to pin 1 to activate,
or leave floating (unconnected) to deactivate.
Digital output – Connected to pin 1 when
activated, floating (unconnected) when
deactivated. If used with an inductive load,
e.g. a relay, a diode must be connected in
parallel with the load, for protection against
voltage transients.
Pin Notes
1
RX pair for all modes (combined RX/TX for 2-wire RS485)
2
AXIS P13-E Series
2 Ring
17
0 to max 30 V DC
0 to max 30 V DC, open
drain, 100 mA
3 Sleeve
Ground
Ground