Compax3 device description
High power devices
36
192-120149 N08 June 2014
Connector assignment Option M21 X21
X21: Voltage inputs (-10 V... +10 V)
Pin
Name
Function
Internal input channel
1
+24Vout
Sensor supply 3 (output)
1)
AI0
2
in3 +
Voltage input 3 + (-10 V... +10 V)
3
GND
Sensor supply 3 (output)
1)
4
in3 -
Voltage input 3 - (-10... +10 V)
5
24 VDC out
Sensor supply 4 (output)
1)
AI1
6
in4 +
Voltage input 4 + (-10 V... +10 V)
7
GND
Sensor supply 4 (output)
1)
8
in4 -
Voltage input 4 - (-10... +10 V)
9
24 VDC out
Sensor supply 5 (output)
1)
AI2
10
in5 +
Voltage input 5 + (-10 V... +10 V)
11
GND
Sensor supply 5 (output)
1)
12
in5 -
Voltage input 5 - (-10... +10 V)
Input resistor 554 k
Ω
1)
For sensor supply - optional; the differential inputs may also be used. Supply takes
also place via X20 pin 13 and 14.
Wiring of the analog voltage inputs
Input IN4
1nF
47K
Ω
200K
Ω
In3+
47K
Ω
X21/2
200K
Ω
In3-
X21/2
Compax3
IN4 (X21/6 und X21/8) und IN5 (X21/10 und
X21/12) do have the same wiring!
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