Bard HVAC AB3000-A Base Alarm Board

The Bard HVAC AB3000-A Base Alarm Board is a critical field-installed alarm module specifically engineered for integration with Bard wall-mount units. This genuine Bard OEM part provides technicians with enhanced diagnostic capabilities by monitoring high and low-pressure switches. By incorporating the AB3000-A into your system, you enable dry contact relay outputs that interface seamlessly with building management systems or external monitoring equipment. This allows for immediate fault detection and HVAC system troubleshooting, reducing downtime in commercial and telecommunications applications. Built for high-reliability environments, the board features a terminal block for clean wiring and reliable alarm signaling. For contractors performing Bard HVAC maintenance or board replacements, this module ensures the control circuit remains optimized for HVAC fault diagnostic reporting without compromising the original equipment's sequence of operations.

• OEM Precision: Direct Bard replacement part ensures full electrical compatibility and mounting hole alignment.
• Enhanced Monitoring: Provides dedicated terminals for high-pressure and low-pressure lockout signals.
• Field Upgradeable: Designed for straightforward field installation in existing Bard control panels.
• System Protection: Helps prevent catastrophic compressor failure by providing early warning indicators to the technician.

Is the AB3000-A compatible with all Bard units?
This board is designed for specific Bard wall-mount heat pumps and air conditioners; however, you must verify your unit's serial number and wiring diagram as it is an HVAC control board intended for specific series. Contact our tech support if the wiring schematic is missing.

How do I wire the dry contacts on this alarm board?
The board utilizes standard 24V wiring to relay system status. Technicians should refer to the Bard AB3000-A installation guide to ensure the Normally Open (NO) or Normally Closed (NC) contacts are configured correctly for the site’s alarm logic.

Does this board include the lockout reset logic?
The Bard HVAC AB3000-A facilitates the signal transmission of lockouts detected by the primary control, acting as the interface between the internal safety sensors and your external monitoring system.

Disclaimer: While we strive for 100% accuracy, product data and specifications are subject to change. Please contact our team to confirm compatibility or technical details before purchasing.