| 摘要 |
A communication system comprising a controller system, a master control means ( 2 ) and at least one slave control means ( 3 ), the controller system and the master control means ( 2 ) being connected via a multipole connection means ( 4 ), the master control means ( 2 ) being adapted to receive a multipole signal via the multipole connection means ( 4 ) and outputting an addressed signal to the at least one slave control means ( 3 ) via addressable connection means ( 7, 17 ). This application also discloses a method of controlling a plurality of fluid flow control means using an output means ( 40 ) comprising an actuation signal arrangement means (41, 41') and an actuation means (42, 42') associated with each fluid flow control means.
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