Eltorque QT Series - Page 41

Mounting and Installation
User Manual QT250 and QT800, ID 2021 2.0 July 2018
Page 41 of 86
Specifications for IOs are given in chapter 7.2.2 Digital interface on page 51.
Figure 28: Digital connection interface terminals
The digital interface can be used in various control circuits as shown below:
Figure 29: Digital interface options
Caution! The Common input terminal (#1 on X1) is active and has an internal power
supply of 15 V/ 50 mA. Do not attempt to connect an external supply to this
terminal as it can damage the communication interface box. Digital outputs
are passive and need external power supply for operation of equipment.