Festo SPC200 Manual Del Usario página 18

Cable specifications
Recommendation: Use a cable which complies with the
cable specifications as per EN 50170 part 2 (cable A).
Surge impedance:
Capacity:
Loop resistance:
Core cross−sectional area: > 0.34 mm
Baud rate (in kB)
9.6; 19.2; 93.75
187.5
500
1500
3000...12000
Please note
Use plugs with a terminating resistor if the SPC200 is
fitted at the end of a segment, e.g. plugs from Siemens
AG or from ERNI (see man. P.BE−SPC200−COM−PDP...).
If you do not require a terminating resistor, use the follow
ing sub−D plug from Festo:
Type
FBS−SUB−9−WS−PB−K
18
135...165 ohm (3...20 MHz)
< 30 pF/m
< 110 ohm/km
Maximum permitted segment length (in m)
1200
1000
400
200
100
Description
Horizontal cable exit; transmission rate
9.6 kBaud ... 12 MBaud; 4−pin terminal for
wires up to 1.5 mm
2
2
Festo SPC200−COM−PDP 0302a English