Siemens 353 - Page 182

Installation UM353-1B
April 2012
7-14
+
_
5
8
(+)
(-)
Common Ground Bus
26 Vdc
Earth
Ground
Controller Terminals
Common
9
Controller Circuitry
_
Digital Output
5
8
(+)
(-)
Common Ground Bus
26 Vdc
Earth
Ground
Controller Terminals
Common
9*
Controller Circuitry
_
Digital Output
MG00511b
B. Voltage Output, Non-Isolated
A. Current Output, Isolated
5
8
Inductive Load with
Suppression Diode,
See Note
Common Ground Bus
26 Vdc
Earth
Ground
Controller Terminals
Common
9*
Controller Circuitry
_
Digital Output
24 Vdc
Resistive Load
Resistive Load
C. Current Output, Isolated
Notes:
1. Inductive load must be shunted with a transient
suppression diode (1N4005 or equiv.) to prevent
damage to station output circuit.
2. See Table 7-1 for DOUT2 terminal numbers.
* Or any station common terminal
10K Typical
Figure 7-12 Digital Output DOUT1, Resistive and Inductive Loads