Honeywell RS 485 Anleitung Seite 13

Mounting and Conection Instructions RS485/232/Current Loop Interfaces
Item no. 026692
RS 485-interface
5-wire, not potential separated
ST2
J7 J9 J8
1 1 1
3 3 3
green
red
J6 J5
ST1
Jumper settings for item no. 026692 and 026840.08
J1, J2, J3, J4
J1, J2, J3, J4
J5, J6
Jumper settings for item no. 026692
J7
5-wire 3-wire
position 2-3 position 1-2
Jumper settings for item no. 026840.08
J7,J8
5-wire 3-wire
position 2-3 position 1-2
J3
J4
J1
J2
green = receive data
red = transmit data
placed:
not placed:
J1 to J4 are only to be placed in the first and in the last
device of one bus-line!
All the remaining interface cards do not need placing
the jumpers.
placed
5-wire
open
Item no. 026840.08
RS 485-interface
5-wire, not potential separated
ST2
J7 J8
1 1
3
3
J6 J5
ST1
157.00-80-01/05
terminating resistors placed
terminating resistors not placed
J8
3-wire
position 2-3
J3
J4
J1
J2
J9
5 wire: position 2-3
3 wire: position 1-2
13