Transfer modules. 1-wire, spring terminal connection. Direct analog input/output connections (FTA) for Honeywell C300 IOTAs. Passive interfaces (FTA) for connecting to analog IOTAs from Honeywell C300. Clear labeling: Same connector and orientation for FTA and IOTA. 2 units can also be used for digital IOTAs. Disconnect switches and test points (diameter 2 mm) for voltage and current measurement. The FTAs feature an M4 connection for shielding. Screw or spring terminal connection.