3-28
I/O Circuit Conguration
Note:.
Example of I/O Circuit Wiring ExampleFigure 25.
I/O 1 I/O 2
- + - +
5.1k EOL
Potter Part #3005013
Notification
Appliance
5.1k EOL
Potter Part #3005013
Normally Open
Dry Contact
I/O 3 I/O 4
- + - +
I/O Circuits as Inputs
Input Conguration Characteristics:
y
y
I/O Circuits as Outputs
Output Conguration Characteristics:
y
Reverse polarity upon activation.y
y
y
I/O Maximum Impedance Formula
function of the load
(Alarm Current of Notication Appliances) x (Wire Resistance) < 3 Volts
DWG #602-7