Project

General

Profile

Actions

atm-environment-alarm-system #2

open
CP

Alarms

atm-environment-alarm-system #2: Alarms

Added by Carsten Poulsen 20 days ago. Updated 18 days ago.

Status:
New
Priority:
normal
Assignee:
-
% Done:

0%

Type:
Requirement

Description

Alarms (Light and sound) to warn users if their activities are causing excessive dust or smoke. Lights Green/Yellow/Red. Red with sound.


Subtasks 1 (1 open0 closed)

CP Updated by Carsten Poulsen 20 days ago Actions #1

  • Subtask #7 added

CP Updated by Carsten Poulsen 18 days ago · Edited Actions #2

  • Green steady — all good
  • Amber steady — warning threshold exceeded, filter relay on
  • Amber flashing — sensor fault, readings unreliable
  • Red steady — alarm threshold exceeded, relay on + audible
  • Red flashing — alarm + sensor fault simultaneously, machine stop relay — "stop what you're doing"

The relay — good idea to start the extraction filter automatically at warning level. Ties nicely into inverse_output / hvilestrøm config already in place.
Sensor fault in CSV — rouge but workable as you say. A simple approach: use one of the spare fields in particle_t as a status byte:

Actions

Also available in: PDF Atom