Indicators; Adjustment Elements - Siemens 13-xx-ST-SBT Series Product Data

19.4
LED Color Function
V DC Green Supply
FAIL Red Error
RX Yellow Data line
STA Red Status
19.5
Building Technologies
Fire Safety

Indicators

Condition Meaning
Off No operating voltage available
On +24 V voltage available on VDC1 or VDC2
Off Normal condition
On Data error
Off No data transfer
On Data is being received
Off Normal condition
On Optical receiving signal incorrect

Adjustment elements

The terminating resistor needed for the bus is selected using the DIP switch.
R = wave resistance
W
R = pull-up resistance
PU
R = pull-down resistance
PD
Switch Designation
6
5
4
3 R
W
2 R
PU
1 R
PD
6
1
Interface module DL485/13-xx-ST-SBT
Position Function
OFF Not connected
OFF Not connected
OFF Not connected
ON 120 between the data lines
ON 390 following +5 V
ON 390 following 0 V
19
Indicators
119
008837_q_en_--
14.05.2012