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Preferred Instruments 5004-890 Flame Safeguard Controller for Single Burner RA890 Replacement
- Regular price
- $2,514.00
- Sale price
- $2,514.00
- Regular price
-
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Product Description P/N: 5004-890
Description
The Preferred Instruments 5004-890 flame safeguard controller is a microcomputer-based burner control designed for single-burner combustion systems. It manages purge, ignition, pilot trial, and main flame sequences while monitoring flame presence and operating interlocks for safe shutdown under fault conditions. The controller is commonly used as a direct replacement for many Honeywell RA890 series controls in retrofit burner applications.
Technical Specifications
| Condition | New/Never Used Surplus |
| Brand | Preferred Instruments |
| Category | Combustion Control |
| Part Number | 5004-890 |
| Subcategory | Flame Safeguard Controllers |
| Series | 5004 Series |
| Product Type | Flame safeguard controller |
| Application | Single burner control |
| Replacement For | Most Honeywell RA890 controls |
| Standing Pilot Compatibility | Not compatible with RA890F/G standing pilot controls |
| Wiring Base Compatibility | Existing Q270 wiring base |
| Flame Sensor Compatibility | C7027A UV scanner or flame rod |
| Control Functions | Purge, ignition, pilot trial for ignition, main flame trial for ignition |
| Trial for Ignition Settings | 3, 5, 10, or 15 seconds selectable |
| Pilot Operation Modes | Interrupted or intermittent pilot selectable |
| Recycle Mode | Recycle or non-recycle selectable |
| Supply Voltage | 120 VAC, 50/60 Hz |
| Power Consumption | 2 VA |
| Load Rating (Pilot & Main) | 10 A (1/4 HP inductive) |
| Total Connected Load | 15 A (1800 VA) |
| Alarm Contact Rating | 230 VAC, 2 A maximum |
| Enclosure Rating | NEMA 1 |
| Operating Temperature | 0°F to 140°F (-40°C to +60°C) |
| Dimensions | 5 in H x 5 in W x 1-3/4 in D |
| Weight | 2 lb |
Information About 5004-890
The 5004-890 is a Quanta Flame 5004 Series flame safeguard controller built for industrial and commercial burner management applications. It is housed in a compact enclosure and is designed to operate with the existing Q270 wiring base, as well as compatible ultraviolet scanners or flame rod inputs through selectable configuration. The control supports interrupted or intermittent pilot operation, selectable trial-for-ignition timing, and recycle or non-recycle logic to suit different burner sequences. Its application is focused on retrofit and replacement service where reliable flame supervision, lockout handling, and compatibility with established Honeywell-style installations are required.
Key Features:
- Direct RA890 Replacement: Designed to replace many Honeywell RA890 series flame safeguard controls without rewiring in compatible installations.
- Single-Burner Sequencing: Controls purge, ignition, pilot trial for ignition, and main flame trial for ignition in proper operating order.
- Microcomputer-Based Operation: Uses electronic control logic for burner sequencing, flame monitoring, and fault response.
- Selectable Pilot Mode: Supports interrupted or intermittent pilot operation to match burner design requirements.
- Adjustable TFI Timing: Trial for ignition can be selected for 3, 5, 10, or 15 seconds through onboard settings.
- Recycle or Non-Recycle Logic: Allows the burner to recycle after certain flame failures or remain in non-recycle mode depending on setup.
- UV or Flame Rod Interface: Accepts ultraviolet scanner or flame rod sensing with selectable input configuration.
- Pilot Test Capability: Includes pilot turndown test mode for commissioning, adjustment, and flame inspection procedures.
- Alarm Output Contact: Provides a standard relay alarm contact for external annunciation of lockout or fault conditions.
- False Flame Detection: Detects flame signals outside the proper sequence and enters lockout if the false flame persists.
- Meter Jack Diagnostics: Front test probe inputs allow relative flame signal measurement using a high-impedance DC voltmeter.
- Optional Diagnostic Display Support: Compatible with the optional 5004-216RN panel-mounted display for sequence and flame signal indication.
The 5004-890 delivers the reliability and precision required for flame supervision and burner sequence control in single-burner combustion systems.
Description
The Preferred Instruments 5004-890 flame safeguard controller is a microcomputer-based burner control designed for single-burner combustion systems. It manages purge, ignition, pilot trial, and main flame sequences while monitoring flame presence and operating interlocks for safe shutdown under fault conditions. The controller is commonly used as a direct replacement for many Honeywell RA890 series controls in retrofit burner applications.
Technical Specifications
| Condition | New/Never Used Surplus |
| Brand | Preferred Instruments |
| Category | Combustion Control |
| Part Number | 5004-890 |
| Subcategory | Flame Safeguard Controllers |
| Series | 5004 Series |
| Product Type | Flame safeguard controller |
| Application | Single burner control |
| Replacement For | Most Honeywell RA890 controls |
| Standing Pilot Compatibility | Not compatible with RA890F/G standing pilot controls |
| Wiring Base Compatibility | Existing Q270 wiring base |
| Flame Sensor Compatibility | C7027A UV scanner or flame rod |
| Control Functions | Purge, ignition, pilot trial for ignition, main flame trial for ignition |
| Trial for Ignition Settings | 3, 5, 10, or 15 seconds selectable |
| Pilot Operation Modes | Interrupted or intermittent pilot selectable |
| Recycle Mode | Recycle or non-recycle selectable |
| Supply Voltage | 120 VAC, 50/60 Hz |
| Power Consumption | 2 VA |
| Load Rating (Pilot & Main) | 10 A (1/4 HP inductive) |
| Total Connected Load | 15 A (1800 VA) |
| Alarm Contact Rating | 230 VAC, 2 A maximum |
| Enclosure Rating | NEMA 1 |
| Operating Temperature | 0°F to 140°F (-40°C to +60°C) |
| Dimensions | 5 in H x 5 in W x 1-3/4 in D |
| Weight | 2 lb |
Information About 5004-890
The 5004-890 is a Quanta Flame 5004 Series flame safeguard controller built for industrial and commercial burner management applications. It is housed in a compact enclosure and is designed to operate with the existing Q270 wiring base, as well as compatible ultraviolet scanners or flame rod inputs through selectable configuration. The control supports interrupted or intermittent pilot operation, selectable trial-for-ignition timing, and recycle or non-recycle logic to suit different burner sequences. Its application is focused on retrofit and replacement service where reliable flame supervision, lockout handling, and compatibility with established Honeywell-style installations are required.
Key Features:
- Direct RA890 Replacement: Designed to replace many Honeywell RA890 series flame safeguard controls without rewiring in compatible installations.
- Single-Burner Sequencing: Controls purge, ignition, pilot trial for ignition, and main flame trial for ignition in proper operating order.
- Microcomputer-Based Operation: Uses electronic control logic for burner sequencing, flame monitoring, and fault response.
- Selectable Pilot Mode: Supports interrupted or intermittent pilot operation to match burner design requirements.
- Adjustable TFI Timing: Trial for ignition can be selected for 3, 5, 10, or 15 seconds through onboard settings.
- Recycle or Non-Recycle Logic: Allows the burner to recycle after certain flame failures or remain in non-recycle mode depending on setup.
- UV or Flame Rod Interface: Accepts ultraviolet scanner or flame rod sensing with selectable input configuration.
- Pilot Test Capability: Includes pilot turndown test mode for commissioning, adjustment, and flame inspection procedures.
- Alarm Output Contact: Provides a standard relay alarm contact for external annunciation of lockout or fault conditions.
- False Flame Detection: Detects flame signals outside the proper sequence and enters lockout if the false flame persists.
- Meter Jack Diagnostics: Front test probe inputs allow relative flame signal measurement using a high-impedance DC voltmeter.
- Optional Diagnostic Display Support: Compatible with the optional 5004-216RN panel-mounted display for sequence and flame signal indication.
The 5004-890 delivers the reliability and precision required for flame supervision and burner sequence control in single-burner combustion systems.