8 Maintenance
8.1 General information and handling
Manual
SIPART DR21
C73000-B7476-C143-08
223
8
Maintenance
8.1
General information and handling
The controller is maintenance-free. White spirit or industrial alcohol is recommended for clean-
ing the front foil and the plastic housing if necessary.
be changed freely without readjustment with power supplied. The other modules may also be
replaced without readjustment (procedure as described in chapter 8.2).
CAUTION
All modules contain components which are vulnerable to static. Observe the
safety precautions!
S-actuators on S-controllers remain in their last position.
!
WARNING
The backplane module may only be changed after the power supply has been
safely disconnected.
!
WARNING
Modules may only be repaired in an authorized workshop. This applies particu-
larly to the backplane module because of the safety functions (safe disconnec-
tion and safety extra low voltages).
Summary of Contents for SIPART DR21
Page 1: ...SIPART DR21 C73000 B7476 C143 08 1 SIPART DR21 6DR 210 Edition 08 2010 Manual ...
Page 2: ...SIPART DR21 C73000 B7476 C143 08 2 ...
Page 148: ...4 Installation 4 2 Electrical Connection Manual 148 SIPART DR21 C73000 B7476 C143 08 ...
Page 180: ...5 Operation 5 5 CPU self diagnostics Manual 180 SIPART DR21 C73000 B7476 C143 08 ...
Page 242: ...Manual 242 SIPART DR21 C73000 B7476 C143 07 ...