Connecting Merging Unit With A Test Switch; Connecting Binary Signals - ABB SMU615 Installation Manual

1MRS758405 C
5.4.2
5.5
SMU615
Installation Manual

Connecting merging unit with a test switch

• When the merging unit is used with a test switch, connect the current and voltage
transformers directly to the switch.

Connecting binary signals

• Connect the wires for the binary signals to the correct device according to the
connection diagram. Each terminal for binary input and output signal is
dimensioned for one 0.5...2.5 mm
In addition to specific BIO cards, BI/O signals are available with
some AIM and PSM cards. See the application manual for
standard-configuration specific binary signal options.
2
wire or for two 0.5...1.0 mm
Section 5
Connecting
2
wires.
41