Using the C-Form Relay on the ERA-DCRX Receiver

The ERA-DCRX receiver’s C-Form relay provides advanced integration capabilities beyond standard 12V DC outputs. This guide explains how to effectively use the C-Form relay for connecting external devices with greater flexibility and power options.

Understanding C-Form Relay Benefits

• Advantages:
  – No power rating limitations
  – Functions as versatile switch
  – Multi-zone compatibility
  – No 400mA current restriction

Zone Association Features

• Flexible Configuration:
  – Compatible with all four zones
  – Customizable zone combinations
  – Independent operation
• Application Example:
  – Multiple push buttons
  – Different colored strobes per zone
  – Additional siren integration
  – Customized alert patterns

Installation Instructions

Preparation Steps

1. Disconnect power:
   – Unplug transformer
   – Remove ERA-DCRX power
2. Configure zone settings:
   – Locate DIP switches
   – Set zone associations
   – Verify switch positions

Wiring Configuration

1. Connect device wiring:
   – Black wire to “NO” terminal
   – Red wire to transformer
   – Bridge transformer to “COM”
2. Duration settings:
   – Reference Fig 1 diagram
   – Set activation time
   – Verify DIP switches

Implementation Example

• Fire Bell Installation:
  – Zone 1 association
  – DIP switch configuration
  – Power connection setup
  – Duration adjustment

Testing and Verification

• System Check:
  – Verify connections
  – Test zone triggers
  – Confirm timing settings
  – Monitor device response