Jung LA 90 Handleiding
Jung
Niet gecategoriseerd
LA 90
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Brightness sensor
Blinds Management
Brightness sensor
Art.-No.: LA 90
Operationsmanual
1 Safety instructions
Electrical equipment may only be installed and fitted by electrically skilled persons.
Failure to observe the instructions may cause damage to the device and result in fire and
other hazards.
These instructions are an integral part of the product, and must remain with the end
customer.
2 Device components
picture 1: Sun sensor front view
(1) Photodiode
(2) Sun connection terminal
(3) Earth connection terminal
(4) Fastening for strain relief
(5) Sensor cable entry
3 Function
Intended use
- Sensor for brightness detection. Provides a sun protection or twilight function in connection
with covers of the blind system.
- Surface-mounted device for outdoor installation.
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82534113
J:0082534113
30.07.2010
Product characteristics
The sensor supports the following functions of blind covers:
- Sun protection function enables automatic lowering of the blind/shutter when a set
brightness value is exceeded.
Application: sun protection for monitor-equipped workstations, flower windows or
greenhouses.
- Twilight function enables automatic lowering of a blind/shutter when the brightness drops
below as set value.
Application: lowering the blind/shutter at dusk.
4 Information for electrically skilled persons
4.1 Fitting and electrical connection
Mounting and connecting the device
i The sensor cable carries safety extra-low voltage (SELV). Observe fitting instructions
according to VDE 0100.
picture 2: Sun sensor and included accessories.
o Mount the sun sensor using the mounting bracket (8) in position suitable for brightness
measurement with the cable entry facing downwards (picture 2).
o Fasten mounting bracket (8) and housing using supplied screw (6), washer and nut (7).
o Insert sensor cable into the housing from below (5).
o Connect sensor cable to sun (2) and earth (3) terminals (picture 1).
o Secure sensor cable with strain relief (9).
o Push on transparent housing cover (10) from above until it snaps into place and secure
from rear with supplied screw (11) (picture 2).
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82534113
J:0082534113
30.07.2010
Blinds Management
Brightness sensor
Connecting sensor cable to terminal block in insert
DANGER!
Electrical shock when live parts are touched.
Electrical shocks can be fatal.
Before working on the device, disconnect all the corresponding miniature
circuit breakers. Cover up live parts in the working environment.
picture 3
o Connect sensor cable to the terminal block in the blind insert in accordance with
connection diagram (picture 3).
(12) = Earth
(13) = Sun
Interchanging the connections will result in malfunctions.
i The sensor cable must not be too long, because otherwise interference from other loads
and cables may occur. This may result in malfunctions. Therefore use only shielded cables,
and connect the shielding to earth. Recommended cable J-Y(St)Y2x2x0.6. The total length
must not exceed 20 m; avoid proximity to other electrical facilities.
5 Appendix
5.1 Technical data
Ambient temperature -30 ... +70 °C
Protection rating IP 54
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82534113
J:0082534113
30.07.2010
Blinds Management
Brightness sensor
Product specificaties
| Merk: | Jung |
| Categorie: | Niet gecategoriseerd |
| Model: | LA 90 |
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