NetComm NTC-220 User Manual page 7

Wiring Examples..................................................................................................................................................................................................184
Open Collector Output driving a relay .............................................................................................................................................................184
Logic level Output...............................................................................................................................................................................................184
LED Output ..........................................................................................................................................................................................................185
Digital inputs ........................................................................................................................................................................................................185
NAMUR Sensor ....................................................................................................................................................................................................186
Analogue Sensor with Voltage output..............................................................................................................................................................186
Analogue Sensor with 4 to 20mA output .........................................................................................................................................................187
Analogue Sensor with Thermistor .....................................................................................................................................................................187
System Example -Solar powered Router with battery backup ......................................................................................................................188
Open source disclaimer ................................................................................................................................................. 190
Safety and product care ................................................................................................................................................. 190
Warranty ........................................................................................................................................................................ 193
NTC-220 - User Guide
UG01028 v1.2 March 2019
7 of 193
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