Provides Current Status of Burner Sequence, Timing Information, Hold Information and Lockout Information, As Well as Selectable or Preemptive Messages

Application Flexibility

First-Out Annunciation and System Diagnostics Provided by 2 Row by 20 Column Vacuum Fluorescent Display (VFD)

S7800A1001 Offers Call Service (Business Card) Programmable Message Displayed When System Lockout Occurs

S7800A1001 Series 5 and Greater has Selectable Modbus Feature

Local or Remote Annunciation of Operation and Fault Information

First Out Expanded Annunciation with 24 Limit and Interlock LEDs Enhances Keyboard Display Module Information

Remote Reset

Solid State Plug-In Amplifiers that Respond to Flame Detector Inputs to Indicate the Presence of Flame When Used with 7800 Series Relay Module

Flame Signal Strength Ranges from 0 to 5 Volt DC

Flame Signal Test Jacks to Measure Amplifiers Flame Signal Voltage

Plug into 7800 Relay Module through Printed Circuit Board Edge Connector Keyed for Proper Orientation

Color Coded Labels Identify Flame Detection Type

Dynamic Self-Check Amplifiers Test the Detectors and All Electronic Components in the Flame Detection System

7800 Series Relay Module Locks Out on Safety Shutdown with Flame Detection System Failure

Compatible with Existing Honeywell Flame Detector

Use with Remotely Mounted S7800 Keyboard Display Module

Installs Directly on the Front of 7800 Series Relay Modules

Provides Communications Bus Interface and Remote Reset

Plug into 7800 Relay Module Through Printed Circuit Board Edge Connector Keyed for Proper Orientation

Flame Signal Test Jacks to Measure Amplifier Flame Signal Voltage

Color Coded Labels Identify Flame Detection Type

7800 Series Relay Module Locks Out on Safety Shutdown with Flame Detection System Failure

Compatible with Existing Honeywell Flame Detectors

Functions Include Automatic Burner Sequencing, Flame Supervision, System Status Indication, System or Self-Diagnostics and trouble Shooting

Access for External Electrical Voltage Checks

Application Flexibility and Communication Interface Capability

Five LEDs Provide Sequence Information

Five Function Run/Test Switch

Interchangeable Plug-In Flame Amplifiers

Local or Remote Annunciation of MM7840 Operation and Fault Information

Nonvolatile Memory Retains History Files and Lockout Status after Loss of Power

Solid State Plug-In Amplifiers that Respond to Flame Detector Inputs to Indicate the Presence of Flame When Used with 7800 Series Relay Module

Flame Signal Strength Ranges from 0 to 5 Volt DC

Flame Signal Test Jacks to Measure Amplifiers Flame Signal Voltage

Plug into 7800 Relay Module through Printed Circuit Board Edge Connector Keyed for Proper Orientation

Color Coded Labels Identify Flame Detection Type

Dynamic Self-Check Amplifiers Test the Detectors and All Electronic Components in the Flame Detection System

7800 Series Relay Module Locks Out on Safety Shutdown with Flame Detection System Failure

Compatible with Existing Honeywell Flame Detector

Plug into 7800 Relay Module Through Printed Circuit Board Edge Connector Keyed for Proper Orientation

Flame Signal Test Jacks to Measure Amplifier Flame Signal Voltage

Color Coded Labels Identify Flame Detection Type

7800 Series Relay Module Locks Out on Safety Shutdown with Flame Detection System Failure

Compatible with Existing Honeywell Flame Detectors

Plug into 7800 Relay Module Through Printed Circuit Board Edge Connector Keyed for Proper Orientation

Flame Signal Test Jacks to Measure Amplifier Flame Signal Voltage

Color Coded Labels Identify Flame Detection Type

7800 Series Relay Module Locks Out on Safety Shutdown with Flame Detection System Failure

Compatible with Existing Honeywell Flame Detectors

Plug into 7800 Relay Module Through Printed Circuit Board Edge Connector Keyed for Proper Orientation

Flame Signal Test Jacks to Measure Amplifier Flame Signal Voltage

Color Coded Labels Identify Flame Detection Type

7800 Series Relay Module Locks Out on Safety Shutdown with Flame Detection System Failure

Compatible with Existing Honeywell Flame Detectors