Distech Controls ECL/ECB-PTU Series User Manual page 69

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Figure 41: Power wiring - AC for ECL-600 with ECx-4XXs: The 24V COM Terminal of all Devices must
be Connected to Ground
Power Source
AC
Network Guide
Subnetwork Bus Cable Shield Must
be Connected to Electrical System
Ground – At the ECL -600 Only
24 VAC
Transformer
Fuse: 4 A Max .
Fast Acting
MANDATORY: 24V COM Terminal Must
be Connected to Electrical System Ground
– At the Transformer's Secondary Only
24 VAC
Transformer
Fuse: 4 A Max .
Fast Acting
MANDATORY: 24V COM Terminal Must
be Connected to Electrical System Ground
– At the Transformer's Secondary Only
24 VAC
Transformer
Fuse: 4 A Max .
Fast Acting
MANDATORY: 24V COM Terminal Must
be Connected to Electrical System Ground
– At the Transformer's Secondary Only
LonWorks Communication Bus Fundamentals
ECL-600
24V AC /DC
24V COM
ECx -4XX
24V AC /DC
24V COM
ECx -4XX
24V AC /DC
24V COM
67

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