Despatch Protocol 3 Controller - Manual (Page 51)

Protocol 3 Controller Owner’s Manual W ORKING WITH O PERATING M ODES
Version 1.2 51
Copyright © 2013 by Despatch Industries.
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5.6.1.4. Alarm Application Example
This alarm example configures the Protocol 3 controller for an application with an external alarm
horn wired into Relay 1. The horn should sound if the process value temperature drops two
degrees below or rises five degrees above the setpoint temperature of 200 degrees.
1. Access the
Configuration Menu by following the directions in Section 5.6.1.1 Accessing
Configuration Menu.
2. From the Configuration Menu , navigate to and select Alarm Configuration.
3. Navigate and select Process High for Alarm 1 Type and press .
4. Navigate to change Alarm 1 Value to 205 and press .
5. Navigate to change Alarm 1 Hysteresis to 0 and press .
6. Navigate to select Uninhibited for Power-up Inhibit Alarm 1? and press .
7. Navigate and select Process Low for Alarm 2 Type and press . .
8. Navigate to change Alarm 2 Value to 198 and press .
9. Navigate to change Alarm 2 Hysteresis to 0 and press .
10. Navigate to select Uninhibited for Power-up Inhibit Alarm 2? and press .
11. Press and together to return to the Configuration Menu .
12. Navigate to Output Configuration and press .
13. Navigate to and select Or Alarms for Output 1 Usage and press .
14. Navigate to and select Alarm 1 | 2 for Output 1 Alarms to OR and press .
15. Press and together to return to the Configuration Menu .