SICK S300 - Page 128

Chapter 12 Operating instructions
S300
128 © SICK AG • Industrial Safety Systems • Germany • All rights reserved 8010948/YY96/2016-02-17
Subject to change without notice
Technical specifications
Minimum Typical Maximum
Data interface
Communication protocol RS-422 (proprietary)
Transmission speed (selectable) 9600 Baud
19200 Baud
38400 Baud
115.2 kBaud
125 kBaud
230.4 kBaud
250 kBaud
460.8 kBaud
500 kBaud
Cable length at 500 kBaud and 0.25 mm²
cables
100 m
Galvanic isolation
S300 Medium Range
S300 Long Range
Yes
No
Differential output voltage at the sender
(between TxD+ and TxD–) with 50 c load
±2 V ±5 V
Differential input threshold at the receiver
(between RxD+ and RxD–)
±0.2 V
Short-circuit current at TxD+, TxD– –250 mA 250 mA
Max. voltage level at TxD+, TxD– –30 V 30 V
Max. voltage level at RxD+, RxD– –30 V 30 V
Terminating resistance 115 c 120 c 125 c
Type of connecting cable Twisted pairs with copper braid screen
Characteristic impedance of the connecting
cable
80 c 100 c 115 c
Wire cross-section of the connecting cable 0.25 mm²
EFI — safe SICK device communication
Cable length at 500 kBaud and 0.22 mm²
cables
50 m
Galvanic isolation
S300 Medium Range
S300 Long Range
Yes
No
Type of connecting cable Twisted pairs with copper braid screen
Characteristic impedance of the connecting
cable
108 c 120 c 132 c
Wire cross-section of the connecting cable 0.22 mm²