Sonic Alert Digital Program Controller DCP301 - Manual (Page 19)

Chapter 2. NAMES & FUNCTIONS OF PARTS
2-1
Chapter 2. NAMES & FUNCTIONS OF PARTS
2-1 Structure
This controller comprises a body, console, case, standard terminal base and add-on terminal base.
Key cover
Cover for preventing erroneous operation.
Lock screw
Fixes the case to the body.
Case
Console
Body
Contains console and electrical circuits.
Standard terminal base
Add-on terminal base
Contains 7-segment display, LEDs,
operation keys and loader connector.
Connectors for connecting power, input, output, event outputs,
external switch inputs (4) and auxiliary outputs (options)
Terminal for connecting external switch inputs (8 options), time event outputs (options) and
CPL communications (options).
The add-on terminal base is provided only on models that support optional external switch
inputs (8) and time event outputs.