Digital Systems

CV Dimmers with 1…10 V

If you wish to create a unique lighting design where dimming is a feature, consider the OPTOTRONIC OT DIM, an intelligent analog dimmer (1…10 V) with constant output voltage that is designed for indoor SELV installations. An easy design-in, even for a creative and customized lighting concept, it can be independently mounted and has a dimming range from 0.1…100 %, maximizing your lighting effect options.

CV Dimmers with 1…10 V



Product data sheet
Product family features
  • Intelligent analog dimmer (1…10 V) with constant output voltage
  • Dimming range: 0…100 %
  • Cable clamp housing for independent mounting
  • Device fits also for special applications where dimming below 1 % is required
Product family benefits
  • 1…10V control port basic isolated
Areas of application
  • Suitable for indoor SELV installations
Family datasheet

Electrical data

Nominal input voltage 10…24 V
Mains frequency 0 Hz
ECG efficiency 96 %
Power loss in stand-by mode <0.5 W
Nominal output voltage 10.5…24 V
Nominal output power 120 W
Galvanic isolation SELV equivalent

Dimensions & weight

Mounting hole spacing, length 164.0 mm
Mounting length 164.0 mm
Product weight 81.00 g
Cable cross-section, input side 0.5…1.5 mm²
Cable cross-section, output side 0.5…1.5 mm²
Wire preparation length, input side 10 mm
Wire preparation length, output side 10 mm
Length 172.0 mm
Height 20.0 mm
Width 42.0 mm

Colors & materials

Casing material Plastic

Temperatures & operating conditions

Ambient temperature range -20…+50 °C
Maximum temperature at tc test point 70 °C
Permitted rel. humidity during operation 5…85 %

Maximum 56 days/year at 85 %


ECG lifetime 50000 h

Additional product data

Encapsulated No


Dimmable Yes

1 channel PWM output

Dimming interface 1…10 V
Dimming range 0…100 %
Dimming method Amplitude Modulation / Pulse Width Modulation
Overheating protection Automatic reversible

In combination with OPTOTRONIC power supply

Overload protection Automatic reversible

In combination with OPTOTRONIC power supply

Short-circuit protection Automatic reversible

In combination with OPTOTRONIC power supply

No-load proof Yes
Suitable for fixtures with prot. class II
Type of connection, output side Screw terminal

Certificates & standards

Approval marks – approval CE / UR / VDE / VDE-EMC
Standards Acc. to EN 55015/Acc. to EN 61547/Acc. to EN 61046/Acc. to IEC 61347-2-2/Acc. to UL 508
Type of protection IP20

Logistical data

Temperature range at storage -25…85 °C
Commodity code 853710989900



Dimension l x w x h



4050300943459 UNV
4050300943466 VS
355mm x 78mm x 225mm 1654.20g 6.23dm³


METEL code

STK number

4050300943459 OSROTDIM 4031170