Festo Кабели и принадлежности - Manual (Page 38)

3. Installation
3−3
Festo P.BE−SPC200−SMX−1−EN en 0503b
3.1 General instructions
Warning
Before carrying out installation and/or maintenance work,
switch off the following in the sequence specified:
1. the compressed air supply
2. all load and operating voltage supplies on the SPC200
and the connected components of the positioning
system.
Load and operating voltage supplies:
ć The load voltage supply for field devices and proportional
directional control valves (plug X2, pin 1)
ć The load voltage supply for the outputs (plug X6/X8,
pinĂ8)
ć If applicable, the load voltage supply on the axis interface
string
ć The operating voltage supply for the internal electronics
of the SPC200 and field devices (plug X2, pin 2)
ć The sensor supply on the stepping motor indexer module
(connection SIGNALS, pin 4)
ć The operating voltage supply on the stepping motor conĆ
troller
You can thereby avoid:
ć undesired movements of the connected actuators
ć uncontrolled movements of loose tubing
ć undefined switching states
ć damage to the electronic components.