EFKA AB286A5400
32
15.8 RS485 Data Transfer with Several Drives
*
= Jumper S1 for terminating resistors
Deactivate terminating resistors “
R
“ in AB286A control on “slave 2, 3, 4” by means of a jumper! Determine different
addresses (max. 16) if several drives are connected.
15.9 Activate / Deactivate Terminating Resistor
§
Disconnect mains
§
Remove rear (component side) control cover after loosening the 4 screws
§
Close jumper S1 (see figure in chapter “Socket Connectors“) on small p.c.b. = terminating resistor is effective
§
Open jumper S1 on small p.c.b. = terminating resistor is not effective
§
Put cover on again and tighten the screws
Slave 4
B3
AB286A
Slave 1
25
Slave 2
Slave 3
B485
AB286A
RS485-
100
3
R
S1
RS485+
2
1
3
AB286A
2
B3
B3 2
3
AB286A
*
*
Master
0274- B09
DS3695
5
2
3
100
S1
7
3
2
1
8
6
4
z.B.
R/ T
RxD
TxD
ATTENTION!
Before removing the cover, turn power off and remove mains plug from outlet!
Summary of Contents for AB286A5400
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