Technical data

WAGO-I/O-SYSTEM 750 Device Description 25
750-652 Serial Interface RS-232 / RS-485
Manual
Version 1.3.0
3.6 Technical Data
3.6.1 Device Data
Table 9: Technical Data – Device Data
Width
12 mm
Height (from upper edge of DIN 35 rail)
64 mm
Length
100 mm
Weight
approx. 50 g
Degree of protection
IP20
3.6.2 Supply
Table 10: Technical Data – Supply
Power supply
via system voltage internal bus (5 VDC)
Current consumption (internal)
max. 85 mA
Current via power jumper contacts
max.
10 A
Isolation (peak value)
500 V system/supply
3.6.3 Communication
Table 11: Technical Data – Communication
Transmission
channels
1 TxD/1 RxD, full-duplex, half-duplex,
7 or 8 bit data,
1 or 2 stop bits
Mode
(configurable)
• RS-232
• RS-485 half-duplex
*)
• RS-422 full-duplex
• Data exchange RS-422
1)
• DMX half-duplex/250k
1)
Data flow control
RTS/CTS
2)
depending on mode, XON/XOFF
3)
Baud rate
300 ... 115200 baud
Data width, internal
8, 24
*)
or 48 bytes (configurable)
Line length
RS-485/RS-422: max. approx. 1000 m
4)
RS-232: max. 40 m
Data exchange mode/
DMX: max. 100 m twisted pair cable
Buffer
2560 bytes for receive / 512 bytes for send
5)
*)
Default setting
1)
Possible with firmware version 03 or higher
2)
Activation of flow control RTS/CTS is only possible for RS-232 mode
Flow control RTS/CTS with lead/follow-on time possible with firmware version 03 or higher
3)
Activation of flow control XON/XOFF is only possible for the RS-232 and RS-422 full-duplex
mode
4)
Depending on baud rate, bus system and cable type (use of a twisted-pair cable is recommended)
5)
RS-232, RS-485 half-duplex, RS-422 full-duplex modes