--- title: Connecting a 3rd Party Wiegand/OSDP Controllers: description: How to connect a reader from another manufacturer to the F3D100 intelligent device --- [Skip to content](https://help.alocity.com/knowledge/connecting-a-3rd-party-wiegand/osdp-controllers#main-content) English Show submenu for translations [SUBMIT A TICKET HERE](https://help.alocity.com/knowledge/kb-tickets/new?hsLang=en) ![NEW_LOGO.png\]](https://help.alocity.com/hs-fs/hubfs/NEW_LOGO.png?height=40&name=NEW_LOGO.png) Open main navigation Close main navigation - English Show submenu for translations - [SUBMIT A TICKET HERE](https://help.alocity.com/knowledge/kb-tickets/new) - Go to alocity.com Go to alocity.com Hello. How can we help you? - There are no suggestions because the search field is empty. 1. [Alocity Help Center (Knowledge Base)](https://help.alocity.com/knowledge?hsLang=en) 2. [F3D100 Installation, Setup And Configuration Guide](https://help.alocity.com/knowledge/f3d100-installation-setup-and-configuration-guide?hsLang=en) 3. [Connecting the F3D100 to 3rd Party readers and controllers](https://help.alocity.com/knowledge/f3d100-installation-setup-and-configuration-guide?hsLang=en#connecting-the-f3d100-to-3rd-party-readers-and-controllers) # Connecting a 3rd Party Wiegand/OSDP Controllers: ## How to connect a reader from another manufacturer to the F3D100 intelligent device The Alocity F3D100 offers seamless integration with 3rd party Wiegand or OSDP controllers, allowing customers to connect their existing access control systems and modernize their readers without the need for a complete system overhaul. This provides a cost-effective and efficient solution for enhancing security and modernizing functionality. Follow these steps to properly wire the Alocity F3D100 Reader to a 3rd Party controller using Wiegand: 1. Locate the set of wires with (Yellow) shrink tubing. 2. Connect the Wiegand Output 0 (Green/Black) wire to the Wiegand (D0) connector on the controller. 3. Connect the Wiegand Output 1 (Orange/Black) wire to the Wiegand (D1) connector on the controller. 4. Connect the Ground (Black) wire to the Ground (GND) connector on the controller. ![](https://lh7-us.googleusercontent.com/5VVjBO17ne_77OSWurg0AeHKNrQUWvRfAfhzHQT4KeiOGnTce0mNCOwlkUD6BA3SnzJnzjolBfexox6X3GjG3N-afrtewMV2-KVPIlk8_0uX2ycBPTTOfBTdP9iVFfQ9ODvKY1ddWBX8tqAijlzwDw) Follow these steps to properly wire the Alocity F3D100 Reader to a 3rd Party controller using OSDP: 1. Locate the set of wires with (Green) shrink tubing. 2. Connect the RS485 B- (Green/White) wire to the RS485 B- (D-) connector on the controller. 3. Connect the RS485 B+ (Orange/White) wire to the RS485 A+ (D+) connector on the controller. 4. Connect the Ground (Black) wire to the Ground (GND) connector on the controller. ![](https://lh7-us.googleusercontent.com/mwAY4_I2Xio9pLZ0Uh7UtF9kl4yVF13BqpziIAkzWAKCtIvXO0NpehIPZrsazF1H1GrIFeqmN6o6ZwEdcGt2HARokIMbyQ2rA7jMBvaP9kpvRhNxbU5pqxROEeSmqTsdOUvnr9EgQuhozBdfzzc4LA) - [Quick Start Guides](https://help.alocity.com/knowledge/quick-start-guides?hsLang=en) - [Alocity Control Center Guide](https://help.alocity.com/knowledge/alocity-control-center-guide?hsLang=en#main-content) - [Software and Account General Setup](https://help.alocity.com/knowledge/alocity-control-center-guide?hsLang=en#software-and-account-general-setup) - [Video Security Management](https://help.alocity.com/knowledge/alocity-control-center-guide?hsLang=en#video-security-management) - [User and Group Management](https://help.alocity.com/knowledge/alocity-control-center-guide?hsLang=en#user-and-group-management) - [Access Control Management](https://help.alocity.com/knowledge/alocity-control-center-guide?hsLang=en#access-control-management) - [Intercom Management](https://help.alocity.com/knowledge/alocity-control-center-guide?hsLang=en#intercom-management) - [Alocity 1id Mobile App Guide](https://help.alocity.com/knowledge/alocity-1id-mobile-app-guide?hsLang=en#main-content) - [Resident & tenant guide](https://help.alocity.com/knowledge/alocity-1id-mobile-app-guide?hsLang=en#resident-tenant-guide) - [Mobile Credential Users and Super Admins Guide](https://help.alocity.com/knowledge/alocity-1id-mobile-app-guide?hsLang=en#mobile-credential-users-and-super-admins-guide) - [AiVR Installation, Setup And Configuration Guide](https://help.alocity.com/knowledge/aivr-installation-setup-and-configuration-guide?hsLang=en#main-content) - [First Steps](https://help.alocity.com/knowledge/aivr-installation-setup-and-configuration-guide?hsLang=en#first-steps) - [Setup and configuration](https://help.alocity.com/knowledge/aivr-installation-setup-and-configuration-guide?hsLang=en#setup-and-configuration) - [F3D100 Installation, Setup And Configuration Guide](https://help.alocity.com/knowledge/f3d100-installation-setup-and-configuration-guide?hsLang=en#main-content) - [First Steps](https://help.alocity.com/knowledge/f3d100-installation-setup-and-configuration-guide?hsLang=en#first-steps) - [F3D100 Installation and Wiring](https://help.alocity.com/knowledge/f3d100-installation-setup-and-configuration-guide?hsLang=en#f3d100-installation-and-wiring) - [I/O Controller Installation (F3D100)](https://help.alocity.com/knowledge/f3d100-installation-setup-and-configuration-guide?hsLang=en#i-o-controller-installation-f3d100) - [Connecting the F3D100 to 3rd Party readers and controllers](https://help.alocity.com/knowledge/f3d100-installation-setup-and-configuration-guide?hsLang=en#connecting-the-f3d100-to-3rd-party-readers-and-controllers) - [AI-1000 Installation, Setup And Configuration](https://help.alocity.com/knowledge/ai-1000-installation-setup-and-configuration?hsLang=en#main-content) - [First Steps](https://help.alocity.com/knowledge/ai-1000-installation-setup-and-configuration?hsLang=en#first-steps) - [AI-1000 Installation and Wiring](https://help.alocity.com/knowledge/ai-1000-installation-setup-and-configuration?hsLang=en#ai-1000-installation-and-wiring) - [I/O Controller Installation](https://help.alocity.com/knowledge/ai-1000-installation-setup-and-configuration?hsLang=en#i-o-controller-installation) - [Mercury Intelligent Controller Installation, Setup And Configuration Guide](https://help.alocity.com/knowledge/mercury-intelligent-controller-installation-setup-and-configuration-guide?hsLang=en#main-content) - [First Steps](https://help.alocity.com/knowledge/mercury-intelligent-controller-installation-setup-and-configuration-guide?hsLang=en#first-steps) - [FAQ'S](https://help.alocity.com/knowledge/faqs?hsLang=en#main-content) - [Frequently Asked Questions (FAQ'S)](https://help.alocity.com/knowledge/faqs?hsLang=en#frequently-asked-questions-faqs) - [Common Problems Troubleshooting](https://help.alocity.com/knowledge/faqs?hsLang=en#common-problems-troubleshooting) - [Release Notes And Versions History](https://help.alocity.com/knowledge/release-notes-and-versions-history?hsLang=en) # Alocity alocity.com Help Center Copyright © 2026, Alocity