AS-Interface A Historical OverviewThe Early Days: When the first AS-Interface components were introduced AS-i was quickly accepted as a fast and low-cost method of transmitting binary I/O data from the field to the PLC With 32 I/O nodes the Learn more

To aid compliance with NFPA 25 standards Zonecheck simplifies testing of wet fire sprinkler system flow switches by eliminating need to discharge water Key-switch operation allows multiple zone key switches to be operated from one master Tester Learn more