14-pin input/output connector pinouts
| Pin | Function |
|
1 |
+24VDC sensor power |
|
2 |
GND |
|
3 |
Analog/Digital Input/Output 1 |
|
4 |
+24VDC sensor power |
|
5 |
GND |
|
6 |
Analog/Digital Input/Output 2 |
|
7 |
+24VDC sensor power |
|
8 |
GND |
|
9 |
Analog/Digital Input/Output 3 |
|
10 |
+24VDC sensor power |
|
11 |
GND |
|
12 |
Analog/Digital Input/Output 4 |
|
13 |
+24VDC for auxiliary power |
|
14 |
GND for auxiliary power |
Maximum power usage on sensor power lines
You can share a maximum of 300mA between all 5 24V power taps on the 14-pin connector.
Analog and digital I/O specifications
The number of analog and digital input/output ports varies among ConnectPort X4 H models. There are three basic variants:
4 analog I/O
4 digital I/O
2 analog I/O / 2 digital I/O
Specifications for the analog and digital I/O follow.
Analog input/output specifications
Specifications for analog input and output on ConnectPort X4 H models are as follows:
| Analog Mode | Specification | Value |
|
0-10 volt mode |
Minimum input |
0 VDC |
|
Maximum input |
+10.25 VDC |
|
|
Minimum safe input |
||
|
Maximum safe input |
+11 VDC |
|
|
Input impedance |
Differs by XBee RF protocol: XBee ZB: 28200 ohms XBee 802.15.4: 43600 ohms XBee 868, XBee DigiMesh 900: 43600 ohms |
|
|
Current Loop (4 mA to 20 mA) mode |
Minimum input |
0 mA |
|
Maximum input |
23.5 mA |
|
|
Minimum safe input |
-.5 VDC |
|
|
Maximum safe input |
40 mA |
|
|
Input impedance |
Differs by XBee RF protocol: XBee ZB: 51.1 ohms XBee 802.15.4:, XBee 868, XBee DigiMesh 900: 120 ohms |
|
|
All modes |
Resolution |
10 bits |
|
Accuracy |
Differs by XBee RF protocol: XBee ZB, XBee 802.15.4: 0.2% XBee 868, XBee DigiMesh 900: 0.4% |
CAUTION! Exceeding the maximum or minimum safe values will result in damage to the unit.
Digital input/output specifications
Specifications for digital input and output on ConnectPort X4 H models are as follows:
| Digital mode | Specification | Value |
|
Digital Input |
Input type |
Non-inverting Schmitt trigger gate |
|
Positive-going switching threshold |
~1.6 VDC |
|
|
Negative-going switching threshold |
~1.0 VDC |
|
|
Minimum input |
0 VDC |
|
|
Maximum input: |
+30 VDC |
|
|
Minimum safe input |
-0.5 VDC |
|
|
Maximum safe input |
+31 VDC |
|
|
Input impedance |
1.5 Megaohms |
|
|
Default level when no input applied |
Low |
|
|
Digital Output |
Output type |
Open collector sinking driver |
|
Maximum sink current |
1.8 ADC |
|
|
Minimum output voltage |
0 VDC |
|
|
Maximum output voltage |
+30 VDC |
|
|
Minimum safe output |
-0.5 VDC |
|
|
Maximum safe output |
+31 VDC |
|
|
Resistor pullups |
10K ohms pulled up to 3VDC; switch-selectable |
CAUTION! Exceeding the maximum or minimum safe input values will result in damage to the unit.
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