Installation
76
1SVC 440 795 M1100
Figure: 60: Serial interface point-to-point connection
Expanding inputs/outputs In order to increase the number of inputs/outputs, you can
connect expansion devices to all display base module types
with a CL-LINK terminal:
1) Common supply for multiple outputs
POW-Side
Expandable CL basic
units
Expansion units
CL-LDC.L.. CL-LER.18AC2
Cl-LER.18DC2
• 12 AC inputs,
• 6 relay outputs
CL-LET.20DC2 • 12 DC inputs,
• 8 transistor outputs
CL-LER.2O 2 relay outputs, common
potential
1)
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