Download Siemens SIMATIC Distributed I/O System DP/ASi Link Specifications

Maintenance
7.7
Changing Fuses in Digital Output Modules
Fuses for Digital Outputs
Fuses are used for the individual channel groups of the digital outputs of the
following digital output modules, to protect these against short circuit:
SM 322 DO 16
SM 322 DO 8
120V AC digital output module
120/230V AC
Replacement Fuses
If you have to change fuses, you can use, for example, the following replacement
fuses:
Fuse 8 A, 250 V (e. g. Wickmann 19 194-8 A; Schurter SP001.013; Littlefuse
217.008)
Fuse holder (e. g. Wickmann 19 653)
Position of the Fuses
The digital output modules have 1 fuse per channel group. The fuses are located
at the left side of the digital output module. Figure 7-2 shows you where to find the
fuses on the digital output modules.
Fuses
Figure 7-2
7-14
Location of the fuses on digital output modules
Distributed I/O Device ET 200M
EWA-4NEB780600602-06