BUSCH-JAEGER Surface-mounted Guardian 280° white 6251/28-134-WL – 2CKA006200A0861

Electronic motion detector for detecting thermal movement.
Basic functions can be set either via potentiometer or Busch-free@home® Next App.
Outputs: 1 normally open contact, potential-bound.
Can be combined with other Busch-flexTronics® wireless components.
Can be used in Busch-free@home® as a wireless participant.
Detection and operating mode display
Ground and back field monitoring
Flexible mounting thanks to three swivel joints
Level compensation: +/- 30°
Profile lens for best detection
Monitoring density: 110 sectors with 440 switching segments
Brightness-independent test mode for evaluating the detection range
Integrated anti-tamper feature
Additional switching option via Busch-flexTronics® wireless sensors or Busch-free@home® wireless sensors as an extension unit
Integrated twilight sensor - switching threshold adjustable
Optional "angular design" via Busch-Wächter® frame 6851/DR-xxx (not included)
Automatic interference suppression
Automatic glare protection
Automatic range stabilization summer/winter operation
When used in conjunction with a relay/contactor, an RC snubber, item no. 6899, must be provided.

Mounting:
One-point mounting possible
Suitable for wall and ceiling mounting
For corner mounting in conjunction with corner adapter (6851/EA-xxx) (not included)
Multi-cable entry on the back and side wall with sealing collar
Mounting on ISO flush-mounted box (68 mm) possible
Connection terminals with lever for single, fine-stranded or multi-stranded conductors

Setting of basic functions either via potentiometer or Busch-free@home® Next App:
Potentiometer:
- Switch-off delay: 10 s to 30 min, short-time pulse
- Switching threshold twilight, test mode
Busch-free@home® Next App/Busch-free@home®:
- Switch-off delay: 10 s to 30 min, short-time pulse
- Switching threshold twilight
- Test mode, permanent ON, permanent OFF
- Comfort function (permanent ON at dusk, watchdog mode from a certain time)
- Timer (time switch for the connected lighting)
- Detection field left/front/right in 3 levels
- Back field detection
- Detection sensitivity
- Operating mode (normal, staircase, continuous operation)

Measured values/sensors for use in actions/alarms as switching thresholds:
Twilight limit value: 0.5 to 1,000 Lux
Brightness limit value: 1,000 to 100,000 Lux
Design line: PRO
Product range: Busch-flexTronics® Wireless, Busch-free@home® Wireless, Busch-free@home®