Table of Contents
Design and principle of operation
3.1.2
Back of device
R1
Fig. 3: Operating controls located on the back of the device
Power supply (see section 5.2)
R1
R2
Connection for I/O bus (physical inputs on the input/output modules)
Distributed I/O modules are required to connect the physical input and outputs. The
two terminals are labeled "lA" and "lB" and must be wired consistently in exactly the
same way.
Maximum cable core length: 1200 m
A maximum of six I/O modules (e.g. TROVIS 6620, 6625, 6630 or 6640) can be
connected to one TROVIS 6611-2 Control and Automation Unit.
12
R2
R3
R4
R5
R6
R7
R8
EB 6611-2 EN
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