User Manual
3SU10 device range
4.2 Overview
SIRIUS ACT 3SU1 pushbuttons and signaling devices
System Manual, 02/2015, A5E03457306020A/RS-AB/002
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4.2.2.14
Devices with inscription
Inscription of actuating and signaling elements
Direct inscription
Actuating and signaling elements made of plastic or metal can be optionally inscribed with a
laser. The laser inscription is applied to the actuator, or to the front ring in the case of the
selector switch.
The following types of device can be inscribed:
● Pushbuttons
● Illuminated pushbuttons
● Twin pushbuttons
● Mushroom pushbuttons
● Illuminated mushroom pushbuttons
● EMERGENCY STOP buttons
● Indicator light lenses
● Selector switches
● Key-operated switches
Certain pushbuttons and twin pushbuttons with printed characters are available as standard.
Inscription version
A letter height of 4 mm is used as standard for text inscriptions:
The typeface used is Arial. Other letter heights and typefaces are possible, but must be
specified when ordering.
The maximum possible number of characters per line is as follows:
● 10 characters for one line of text
● 8 characters for 2 lines of text
● 6 characters for 3 lines of text, but 10 characters in the middle line.