LG - Simple Dry Contact

LG PDRYCB100 Simple Dry Contact Controller

The The LG Simple Dry Contact Controller (Model PDRYCB100) is a compact accessory interface designed to provide remote On/Off control of compatible LG HVAC equipment through an external controller or dry-contact device. The module also supports operation and error-status monitoring, allowing connected control systems to monitor equipment operation and identify errors. Compatible with all LG Multi V systems, select Duct-Free Split (DFS) indoor units, and compatible LG Air-to-Water Heat Pump (AWHP) models, the PDRYCB100 provides a simple and reliable solution for external HVAC control and system-status monitoring.

Key Benefits

• Remote Power Management – Enables remote ON/OFF control of connected indoor HVAC units through external dry contact controllers.
• Real-Time Status Monitoring – Features designated outputs for tracking active operation state and error/fault conditions.
• Flexible Power Architecture – Supports system installation either by drawing 12 VDC power directly from the connected indoor unit or via an applied external power source through the PCB configuration.
• Wide Operating Environment – Engineered to function reliably in diverse indoor settings, supporting operating temperatures from 14°F to 158°F and high humidity up to 98% non-condensing.

Technical Specifications & Data

• Power Supply – 12 VDC supplied from the indoor unit, with alternative external power configuration options.
• Contact Rating – Rated for up to 3A at 250 VAC.
• Operating Temperature Range – 14°F to 158°F.
• Storage Temperature Range – -4°F to 176°F.
• Operating Humidity – 0% to 98% (non-condensing).
• Unit Dimensions – Compact physical footprint measuring 4-1/8" W x 3-1/16" H x 1-3/8" D.

Warranty Overview

The PDRYCB100 Simple Dry Contact controller is backed by LG’s controls limited warranty program. Key terms include:

• Warranty Period: Covered for one (1) year from the date of original installation for V-net controls and related accessories. If the installation date cannot be verified, the warranty period begins sixty (60) days from the manufacture date.
• Coverage: Replacement of malfunctioning products or parts due to factory defects in materials or workmanship.
• Conditions: Must be properly installed by a licensed HVAC or controls technician, remain at its original installation site in the United States, and require proof of purchase/installation upon service requests. Labor costs for diagnosis, removal, or reinstallation are excluded.