11 Connection examples
11.1 Slot X1
Voltage/Current measurement, digital inputs and CAN bus
PT1000 resistance temperature measurement, voltage measurement, digital inputs and RS232
Data sheet V1.21
Voltage
measurement
+
Sensor 1
Sensor 3
CAN high
CAN low
GND
+24 VDC
Figure 10: Connection example 1 for integrated X1 I/O slot
PT1000
Resistance
temperature measurement
+
_
Sensor 1
Sensor 3
+24 VDC
Figure 11: Connection example 2 for integrated X1 I/O slot
X20(c)CP1301, X20CP1381 and X20CP1382
X1
Current
measurement
+
Sensor 2
Sensor 4
+24 VDC
GND
+24 VDC
X1
Voltage
measurement
+
Sensor 2
Sensor 4
RS232 TXD
RS232 RXD
GND
+24 VDC
GND
+24 VDC
23