RBH Access Technologies Integra32 - Page 31

Chapter 3
Input & Output Connections
RBH Access Technologies Inc. Integra32
™
Hardware Guide
27
Normally Open And Normally
Closed, One Resistor
Loop Resistance
State
Short
Alarm
1k
Restore
Open Circuit
Alarm
This circuit type is used where normally open and normally closed contacts are used in
the same loop.