User Manual

5-32
Lighting
Light level controls
Siemens Switzerland Ltd
Building Technologies Division
2019www.siemens.com/gamma
5
Stock No. Product No. DT
5WG1258-2DB12 UP 258D12 A
UP 258D12 Presence detector with brightness sensor
• Passive infrared detector for ceiling mounting indoors
• Mixed light measurement
• Ceiling mounting on a ush-mounting box with 60 mm diameter and min. 40 mm depth or in a
housing for surface-mounting (to be ordered separately)
• Integrated IR decoder for S 255/11
• Programming button reachable from front
• Monitoring motion range horizontal 360°, vertical approx. 105°
• Monitoring motion of an area of diameter 8 m (depending on mounting/room height)
• Optional blinding of parts of the detection area
• UP mounting with  xing claws in suspended ceiling
• Bus-powered electronics
• Integrated bus coupling unit, bus connection via bus terminal
Brightness-dependent switching Yes
Dimension (Ø x H) 88 x 63 mm
Stock No. Product No. DT
5WG1255-2DB21 UP 255D21 A
UP 255D21 Brightness sensor with constant light level controller
• Mixed light measurement
• Ceiling mounting on a ush-mounting box with 60 mm diameter and min. 40 mm depth or in a
housing for surface-mounting (to be ordered separately)
• Programming button reachable from front
• Integrated IR decoder for S 255/11
• Integrated 2-point control (switching)
• Constant light level control for main group of luminaries and up to 4 additional groups of luminaries
incl. automatic calibrating
Constant light level control Yes
Brightness-dependent switching Yes
Dimension (Ø x H) 88 x 63 mm
17-Dimmers.indd 32 26.07.2018 14:13:24