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The HARTMANN CONTROLS drymod is a signal conversion module that transforms a lock 12VDC solid-state relay (SSR) output into a dry contact output with normally open (NO), common (C), and normally closed (NC) configurations. It is rated for 30 volts DC at 2 amps maximum. The drymod is used in access control and low-voltage electrical systems where downstream devices require a true dry contact interface rather than a powered SSR signal. Installation is typically performed by licensed electricians or low-voltage system integrators working with electronic lock hardware and control panels.
The drymod is suited for applications where an SSR-driven lock output must interface with third-party control equipment, alarm panels, or building automation systems that require isolated dry contact switching. It bridges the gap between 12VDC SSR lock outputs and devices that expect a passive, volt-free contact signal rated up to 30VDC at 2A.
Designed for use with lock controllers that provide a 12VDC solid-state relay output and require conversion to a dry contact signal for downstream device integration.
Installation should be performed by a licensed electrician or qualified low-voltage technician familiar with access control wiring practices. De-energize the control panel and lock circuit before connecting or disconnecting the module. Follow local electrical codes and manufacturer wiring diagrams when connecting NO, C, and NC terminals to downstream devices. Do not exceed the rated 30VDC at 2A contact rating on the output terminals.
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