 #define DEBUG 1
 
 // SENSOR ID. Each sensor must have a unique ID, which is used to determine which reading comes from which part of the building.
-#define SENSOR_ID 7
+#define SENSOR_ID 3
 
 // Time delay between sensor readings (in seconds)
 unsigned int sensor_period = 20;

{
  static unsigned long last_change = 0;
  unsigned long current_time = millis();
  if ((current_time - last_change) < 1000) {
    // It has been too soon since the last change. Disallow this.
    return;
  }

      }
      break;
    case NodeOK:
      // Display the button status on this LED
      switch (buttonStatus) {
        case HappyDown:
          ledRGB(0, 255, 0); // Bright green
          break;
        case IndifferentDown:
          ledRGB(128, 128, 48); // Whitish green
          break;
        case SadDown:
          ledRGB(255, 0, 0); // Red
          break;
        case NoButtons:
          ledRGB(0, 1, 0); // Very faint green
          break;
      }
      
      break;
    case LossOfRadioContact:
      // Blinking red LED
