Multiple sensors and Trigger Group

Discussion in 'C-Bus Wired Hardware' started by Diggerz, Jun 6, 2023.

  1. Diggerz

    Diggerz

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    Hey,

    I have a scenario where 6 sensors ( firmware 2.4.00) in a space need to trigger scene 1 when occupied and scene 2 when un-occupied

    Currently only have a Dali gateway and some sensors on the network.

    I can store the scenes in a sensor in another room. Scene 1 with action selector 255 and scene 2 with action selector 0.

    When using only 1 sensor with secondary application set to trigger group I can successfully trigger scene 1 with day move and on key and trigger scene 2 with expiry off key.

    however when I introduce the other 5 sensors set up the same way, I find they do not hand over the timer control with one another like they would when using the lighting application.

    I’m finding that the first triggered sensor will always time out and set scene 2 even if another sensor is triggered 2 or 3 minutes after.

    Is the hand over of time control between sensors only applicable to lighting applications or could I have something wrong in my configuration?
     
    Diggerz, Jun 6, 2023
    #1
  2. Diggerz

    Wonkey

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    I have not got any 2.4.0 PIRs but tried on an earlier 2.3.0 which are none scene capable units.
    I change the secondary application and triggered the PIR and can see the commands on the network, but when 2 PIRs are on the network the timer is not passed over as you suggest.
    I presume this is due to the fact that scenes (commands on the Trigger control app) are not maintained and are simply triggered and the contents of the scene then actioned.
    So it does not surprise me this is what happens.
    Have you considered just using one lighting GA and setting a Dali group in your Dali devices.
    The Dali gateway supports triggering DALI groups as well as Individual Dali addresses.
     
    Wonkey, Jun 14, 2023
    #2
  3. Diggerz

    Diggerz

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    Thanks for confirming.

    The use case was in a commercial building with existing c-bus throughout. ( 20 odd networks with CNI’s and schedule plus headend )

    There are 2 Dali universes servicing the new area with multiple DALI groups comprised of specified lighting types. The idea is the sensors trigger a high scene upon motion, trigger a low scene after timing out and then lighting is set OFF with logic.

    The initial intention was to maintain the high and low scene functionality on the local network so the sensors could still trigger lighting between the high and low scenes if the CNI or schedule plus happen to fall over, and only rely on the headend for the OFF scene.

    I’ve abandoned that idea for now and done it all on the schedule plus headend and a PIR dummy group in the sensors.
     
    Diggerz, Jun 14, 2023
    #3
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