PA SDI-Drives Midi™ / Maxi™
Edition
07.44
Power Automation
3.3 Address
switch
The SDI bus system needs the setting of the slave address at the drives. Therefore the
drive has a address switch SW1 (see
page
13). Set the address by using a small screw
driver at SW1.
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3.4 Analog
inputs
The SDI – interface has four analog inputs. They can be used in two different modes, single
ended or differential.
The selection of the two modes is done in the controller software.
3.4.1 Four independent inputs
In this mode, four independent analog inputs are available.
Connect the analog signal to the input and the return (ground) to AGND (pin 11 or pin 16 of
X10).
-
+
-
+
Interface
X10
2V
20k
22k
2V
AIN1 (12)
AIN2 (13)
20k
22k
AGND (11, 16)
-
+
-
+
2V
20k
22k
2V
AIN3 (14)
AIN4 (15)
20k
22k
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SDI Interface Manual
14
