How does the analog function work on the Guard-It?

How does the analog function work on the Guard-It?

When you select analog input on any of the 4 input channels:

1. It must be a 4 to 20 ma signal.
2. The Guard-it will automatically, convert the signal to 0 to 100% for the voice annunciation.
3. You can set a high and a low alarm for each input channel chosen for analog input.
4. You can make any combination of analog and discreet inputs within the 4 input channels.