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Honeywell S7800A1142 Burner Control Display Module

Brand/Manufacturer: Honeywell

Order Number: S7800A1142

Type: Burner Control Display Modules

Country of Origin: Sweden

Condition: Original Brand

Lead Time: Available in stock

Payment Term: 100% TT In Advance

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Description

Configured for local operator interface and real-time status indication in 7800 SERIES burner control assemblies, the Honeywell S7800A1142 (S7800A-1142 Burner Control Display Module) provides direct physical/electrical execution. It mounts directly onto the front of 7800 SERIES Relay Modules to communicate system status, lockout causes, flame signal strength, and sequence timing via a 2-line by 20-character vacuum fluorescent display (VFD).

Hardware Specifications

Parameter Specification
Model S7800A1142
Spare Model S7800A-1142
Brand Honeywell
Origin USA
Weight 0.1 kg
Dimensions 12.1 cm x 7.6 cm x 2.5 cm
Operating Temp -40 deg C to +60 deg C
Power Consumption Powered via 7800 SERIES Relay Module connection
Display Type 2x20 Vacuum Fluorescent Display (VFD)
Core Function Local Status, Diagnostics, and Alarm Indication

Process Control and DCS Interface Features

The module provides direct serial communication with Honeywell 7800 SERIES control loops. Data integrity across local interfaces relies on continuous optical or galvanic isolation embedded within the primary module backplane. Signal transmission to supervisory systems utilizes ControlBus protocol capabilities, maintaining precise event sequence reporting, diagnostic codes, and flame signal metrics without introducing signal degradation or loop loading issues.

Frequently Asked Questions

Q: Can the S7800A1142 module be installed or removed under power (hot-swapped)?

A: Yes, the S7800A1142 module supports hot-swapping directly onto the 7800 SERIES Relay Module standard edge connector without disrupting the primary burner control sequence.

Q: How does the display indicate system fault conditions?

A: During fault conditions, the VFD displays a specific lockout code along with textual diagnostic details indicating the exact sequence segment and cause of the shutdown.

Field Installation Guidelines

  1. Ensure the mounting face of the 7800 SERIES Relay Module is clean and free of debris.
  2. Align the rear connector pins of the S7800A1142 with the mounting slot on the front of the relay module.
  3. Press firmly until the retaining tabs snap securely into place to prevent accidental vibration loosening.
  4. Route any optional remote communication cables clear of high-voltage ignition leads to avoid electromagnetic interference.
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Testimonials

Fast Delivery, Excellent Quality


We’ve worked with IndustriaX Limited on several urgent orders for automation components. Their ability to provide original, factory-sealed parts with full documentation—often from in-stock inventory—has significantly reduced our downtime. The delivery is consistently fast, and their logistics team is highly responsive. IndustriaX has become one of our most trusted global suppliers for industrial spare parts.

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Finding authentic automation parts has always been a challenge, especially for discontinued models. IndustriaX Limited has impressed us with their genuine stock, clear product traceability, and prompt updates. We’ve verified their shipments against OEM specs multiple times, and the results are flawless. They’re now our preferred sourcing partner for critical systems.

- David Smith

Professional Service with After-Sales Support

"IndustriaX Limited doesn’t just ship products—they provide solutions. When we encountered installation issues with one of the modules, their technical team replied in less than 4 hours and provided wiring guides and troubleshooting tips. This level of post-sale support is rare in the spare parts sector. Their professionalism gives us confidence in every order."

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We've tested multiple suppliers over the years, but IndustriaX Limited consistently stands out. Their product catalog is extensive, their team is knowledgeable, and they understand the urgency of industrial needs. With every order, we receive timely updates, fast delivery, and 100% genuine products. It’s rare to find such consistency and reliability in this field.

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