Control Microsystems SCADAPack 32P - Serial Communication; RS-232 Ports and Configuration

A typical application of this output is shown in the following diagram. The output energizes a relay.
The normally closed contacts of this relay are used to activate an alarm. The relay in this application
has a 24V coil with greater than 400Ω resistance.
Relay Coil Specifications:
•
24V
•
> 400 ohms
•
< 60m
A
34
ST A T U S
+
–
NCNO COM
+
24 V
–
NC ALARM CONTACTS:
closed during power
failures and fault
conditions.
21 5 6 7 8
P4
SCADAPack 32P Controller Hardware Manual
May 26, 2006
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