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Balanced Alarm Loops

Digital inputs of switches and IPLOG monitoring units can be switched to ALARM mode supporting balanced loops used in alarm systems.

It is basically the analog inputs with a variable resistance of connected alarm loops in the range of 0 ....30kΩ. The method of loop balancing and the resistance corresponding to separate statuses can be easily set in the application SIMULand.


Double balanced zone with failure signaling

Picture 1

Double balanced zone with failure and masking signaling

Picture 2Example of setting a balanced loop

Picture 3

Red text in the menu mean that the settings are not saved to the device.