RS485 Recommendations
A
RS485 Recommendations
Diagrams for
RS485 Link
RS485 link
Distance
1,200m
(3,937 ft.)
Speed
10 M (bit/s) 1 K 100 K z z
Maximum length for the link is 1,200 m (3,937 ft.).
Wiring = 2 shielded twisted wires with a minimum cross-section of 0.6 mm
2
(AWG22) and one 0 V wire
Note: The maximum length including the RS485 link is 1,200 m (3,937 ft.), provided that the equipment connected to the XBT terminal is not subject to more stringent restrictions (refer to connected devices instruction sheet) and for XBT
N200, XBT N400, XBT R400 and XBT RT500 provided that the length of the cable is below 10 m (32.8 ft.) (because power is also supplied by this cable).
51
33003974 06/2008
RS485 Recommendations
52
33003974 06/2008
