ABB Triguard SC300E Manual del usuario - Página 7
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Triguard SC300E MDO16GNS 16-Channel D/O Module 48Vdc
Module connectors
The system bus connector is J1 and the common interface is connected via J4 and J5 (not
shown). All the digital outputs are routed through connector J2. In the external connection
diagram (Figure 2-3 ) the following symbols are used:
All other pins on J3 are connected to field supply return but this field supply return may not be
MDO16GNS October 2005 – Issue 2
Figure 2-2 Basic field load circuit
0
=
First mate (long pin)
x
=
Connector pin
Earth
=
Connected to chassis
+ve
=
Field supply in
-ve
=
Field supply return
O/P
=
Channel output
WARNING
J3 pin 1c is connected to earth.
at earth potential.
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