SDC 12VR Voltage Power Convertor User Manual
Quick guide for the SDC 12VR Voltage Power Convertor. Learn about installation, wiring, specifications, and how to convert 24 VDC to 12 VDC for access control systems.
Table of contents
Quick guide from the manual
The SDC 12VR is a voltage power converter module designed to simplify access control system installations. It allows you to convert a 24 VDC power source into a regulated 12 VDC output, eliminating the need for a separate 12V power supply in systems that already utilize 24V for locking devices.
Product description
The 12VR module is a compact board that provides two individually fused outputs. It is compatible with SDC 600 series power supplies and is intended for powering access controllers, readers, and other 12 VDC components.
Installation and wiring
The module accepts a 24 VDC input and provides a regulated 12 VDC output. When installing, ensure the power supply is correctly set to 24 VDC. The wiring diagram illustrates the connection between the 24 VDC power supply, the 12VR module, and the connected access control devices.
Specifications
- Input: 24 VDC ± 10%
- Output: 1 Amp @ 12 VDC
- Dimensions: 3 1/4" x 2"
Practical help
Common problems
Verify the input power supply is set to 24 VDC ± 10%. Check fuses F1 and F2 on the board for continuity.
The 12VR is designed to eliminate the need for a separate 12V supply by converting the existing 24V system power.
Before use
- Ensure the main power supply is set to 24 VDC.
- Verify that the total load of 12V devices does not exceed 1 Amp.
- Check all wiring connections for the 12VDC output and 24VDC input.
- Confirm the 12VR module is properly mounted within the enclosure.
Manual page author
Michael Turner
Technical manual editor
Reviews PDF manuals for structure, safety notes, and practical product details so readers can find the right information quickly.