Bus button coupler FTS61BTK/8 for 8 conventional buttons for connection to button gateways FTS14TG via a 2-wire button bus. Standby loss only 0.2 watts. For flush mounting. 45mm long, 45mm wide, 18mm deep. Up to 30 bus buttons and/or bus button couplers FTS61BTK/8 can be connected to the BP and BN terminals of a button gateway FTS14TG. The permissible total cable length is 200m. The RLC element included with the FTS14TG must also be connected to the BP and BN terminals of the bus button or bus button coupler that is furthest away. The 2-wire button bus supplies the connected FTS61BTK/8 with 29V DC and simultaneously transmits data. Please only use standard bus or telephone lines. Up to 8 conventional buttons T1-T8 can be connected to the 15cm long connecting cables. The opposite pole is T0 in each case. The connecting cables can be extended up to 2m. Attention! Do not apply any voltage. The pairs T1/T3, T2/T4, T5/T7, T6/T8 and can be defined as direction buttons. The bus is connected to BP and BN. Pay attention to polarity!
