User's Guide ______________________________________________________________________
44 __________________________________________________________________ M210855EN-C
4.
Connect the flat cable between the relay module and the MODULE
3 pins of the motherboard.
5.
Take out the protective plug from the cable gland and thread the
relay wires.
6.
Connect the wires to the screw terminals: NO, C, NC. See section
Selecting the Activation State of the Relay on page 44
.
7.
Connect the power and close the cover.
Selecting the Activation State of the Relay
The middlemost C terminal and either one of the terminals NO/NC must
be connected. The polarity can be freely selected.
NO
Normally open
C
Common relay
NC
Normally closed
Relay NOT activated:
C and NC outputs are closed, NO is open
Relay IS activated:
C and NO outputs are closed, C and NC are open.
NOTE
For instructions on how to operate the relay (for example, select
quantity for the relay output and set the relay setpoints) see section
Содержание BAROCAP PTB330
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