Jung KNX 3281-1 Series, KNX 3281 Series Operating Instructions Manual
Standard / Universal automatic switch 2.2 m
Universal automatic switch 2.2 m
Art. No. : ..3281-1..
Standard automatic switch 2.2 m
Art. No. : ..3281..
Operating instructions
1 Safety instructions
Electrical devices may only be mounted and connected by electrically skilled
persons.
Serious injuries, fire or property damage possible. Please read and follow manual fully.
Do not press on the sensor window. Device can be damaged.
The device is not suitable for use as a burglar alarm or other alarm.
Caution. Damage to sensors may result due to high thermal radiation. Avoid direct
sunlight penetration in the sensor window.
These instructions are an integral part of the product, and must remain with the end
customer.
2 Device components
Figure 1: Device components
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Standard / Universal automatic switch 2.2 m
Figure 2: Adjuster Sens. (rear side)
(1) Bus coupler 3 (accessory)
(2) Frame
(3) Motion detector
(4) Sensor window
(5) Button O / AUTO
(6) Button I / AUTO
(7) Adjuster Sens.
3 Function
System information
This device is a product of the KNX system and complies with the KNX directives. Detailed
technical knowledge obtained in KNX training courses is a prerequisite to proper understanding.
The function of this device depends upon the software. Detailed information on loadable
software and attainable functionality as well as the software itself can be obtained from the
manufacturer´s product database.
Planning, installation and commissioning of the device are carried out with the aid of KNXcertified software. Full functionality with KNX commissioning software version ETS4.2 and
higher.
An updated version of the product database and technical descriptions are available on our
Internet website.
Intended use
- Requirement-oriented control of lighting and other electrical consumers
- Mounting on bus coupler 3 (accessory)
i Recommendation: Use air-tight appliance boxes.
Product characteristics
- Automatic switching of light, depending on heat motion and ambient brightness
- 2 PIR sensors
- Detection area 180°
- Integrated brightness sensor
- Adjustable switch-off brightness
- Output functions: Switching, value transmitter, light scene extension, staircase function,
switching with forced position, operating mode setting for room temperature controller
- Extension of the detection area by way of operating several devices as main unit or
extension unit
- Adjuster for manual adjustment of sensitivity
- Status LED
- Manual switching on the device
Additional characteristics of "Universal" version:
- Manual operation with IR remote control possible (accessories)
- Detection field can be dimmed by 50% (parameter setting)
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- 5 function blocks for motion detection each with 2 outputs
- Function blocks switchable, e.g. for day/night operation
- Brightness sensor function with 3 limiting values
- Alarm when unplugging from the bus coupler
- Temperature measurement
4 Operation
Switching the light on manually
o Press the AUTO / I button.
Switching the light off manually
o Press the O / AUTO button.
Switching on the Automatic operating mode
Prerequisite: The green or yellow LED lights.
ON or OFF operating mode is active.
o Press the O / AUTO or AUTO / I button.
The LED goes out.
Status LED
Behind the sensor window (4) there are status LEDs for indicating different states of
operation(figure 3).
Figure 3: Status LED
YE Yellow. OFF operating mode is active.
GN Green. ON operating mode is active.
BU Blue. Movement detected (parameter-dependent).
or
IR reception (oy for "Universal" version)
RD Red. Programming mode is active.
5 IR remote control
Only for "Universal" version:
Function buttons IR remote control
Button Function
¿ Detection of a motion is sent for function block
1. The automatic mode is exited.
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