Wiring an Analog Sensor or Output Device
Whether your analog sensors output a 4-20mA or 0-10V signal, the wiring to the IG21 will be the same. However, the exact wiring of the device depends on the number of wires needed. The following 3 images should be used as a model for your 2, 3, or 4-wire analog device.
Now that your analog device is wired into the IG21, configure it on the dashboard by following our guide titled Configuring Analog IO