Technichal Manual Heating Actuators AKH
MDT technologies GmbH •
51766 Engelskirchen
• Papiermühle 1
Tel.: +49-2263-
880 • Fax: +49
-2263-4588
• [email protected] • www.mdt.de
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2.4 Structure & Handling
The heating actuator, here a 4-fold actuator is shown, contains of the standard elements
programming-knob, programming-LED, which shows an active programming mode, and a bus-
connection.
The electrothermic valve drives can be connected by the terminal strip with respecting the circuit
diagrams.
Every single channel contains of a status-LED, which shows an active channel by a slow flashing. The
ratio of on to off corresponds the current control value. A significant faster flashing of the LEDs
shows an active disturbance of this channel.
Figure 3: Overview hardware module
