Bosch D127 Reversing Relay Module

The D127 Reversing Relay is a dual alarm reporting module. It can report alarms over direct wire line to meet insurance and local municipal requirements. When mounted in an enclosure with compatible control panel, the two separate conditions central station. supplies contact reversal for one alarm condition repeating flip/flop (reversal/normal/ reversal) mode second condition. output be dry switching or voltage/current reversing, depending on requirements of receiving station.