burner control units
Kromschroeder IFD 258 burner control unit
Ignites and monitors gas burners, for continuous operation with ionization control, adjustable cut-off point, display for indicating program status and flame signal intensity, IP 54, EU certified, FM and CSA approved
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Overview
Ignites and monitors gas burners, for continuous operation with ionization control, adjustable cut-off point, display for indicating program status and flame signal intensity, IP 54, EU certified, FM and CSA approved.
Features & Benefits:
Features & Benefits:
- Series 200
- Ionization or UV control
- Immediate fault lock-out or restart in the event of flame failure, switchable
- Safety time on start-up: 10 s
- Safety time during operation: 1 s
- Mains voltage: 120 V AC, 50/60 Hz
Specifications
Standards & Certifications
- Approvals
- EN 298, Machinery Directive 2006/42/EC, Gas Appliances Directive, Low Voltage Directive, EMC Directive; AGA, FM, CSA, GOST‑R approvals
Control, Logic & Functional Behavior
- Start-up Sequence Controls
- Waiting time tW, flame simulation check, safety time tSA, ignition time tZ; lockout if flame not detected within tSA
Control, Safety & Timing Characteristics
- Start-up Safety Time
- Selectable: 3, 5, or 10 seconds (model dependent)
Dimensions & Length Specifications
- Sensor Cable Length
- Ionization: max 75 m; UV sensor: max 100 m; ignition cable: up to 5 m (IFD 258)/1 m (IFD 258..I)
Safety, Protection & Reliability
- Safety Time During Operation
- Default 1 seconds, optional 2 seconds, must not exceed 3 seconds as per EN 746-2
Control, Logic & System Behavior
- Restart/Lockout Behavior
- Switch‑selectable: immediate fault lockout or one‑off restart on flame failure
Control, Software & User Interface Specifications
- Program Display
- 2‑digit 7‑segment display for program status, flame signal, and fault codes (00, 01, 02, 04, 09, 10, 52, 53)
Electrical Specifications
- Power Consumption
- Approximately 9 VA (IFD 258); 9 VA + 25 VA during ignition (IFD 258..I) Watt
- Mains Voltage
- 100 V, 120 V, 200 V, 230 VAC (-15%/+10%), 50/60 Hz
Ignition, Flame & Supervision Specifications
- Permitted UV Sensors
- Elster Kromschröder UVS 1, 5, 6, 10 (-40 to +80 deg C)
- Ignition Type
- External ignition transformer (IFD 258) or integrated ignition (IFD 258..I) with 22 kVpp ignition voltage and 25 mA current
- Ignition Time
- Approximately 2, 3, or 6 seconds depending on model configuration
- Flame Monitoring
- Ionization sensor or UV sensor (UVS); UV mode only for intermittent operation; signal range 0-25 µA; detection ≥ 2 µA
Inputs, Outputs & Signal Interfaces
- Outputs
- Ignition: max 2 A; Valve output: max 1 A; Signaling contacts: max 2 A at 253 VAC
Operating Limits, Durability & Lifecycle
- Operating Cycles
- Control unit: 250,000 cycles; Reset and mains buttons: 1000 cycles each
Environmental Conditions
- Environmental Conditions
- -20 to +60 deg C (-4 to +140 deg F)
- Overvoltage category III, no condensation
Product Overview & Classification
- Device Type
- Automatic burner control unit for directly ignited industrial gas burners in continuous operation
Processing & Performance Metrics
- Capacity Range
- Unlimited capacity burners (atmospheric or forced-draught)
Material Specifications
- Body Material
- Impact‑resistant plastic housing
Standards & Certifications
- Approvals
- EN 298, Machinery Directive 2006/42/EC, Gas Appliances Directive, Low Voltage Directive, EMC Directive; AGA, FM, CSA, GOST‑R approvals
Control, Logic & Functional Behavior
- Start-up Sequence Controls
- Waiting time tW, flame simulation check, safety time tSA, ignition time tZ; lockout if flame not detected within tSA
Control, Safety & Timing Characteristics
- Start-up Safety Time
- Selectable: 3, 5, or 10 seconds (model dependent)
Dimensions & Length Specifications
- Sensor Cable Length
- Ionization: max 75 m; UV sensor: max 100 m; ignition cable: up to 5 m (IFD 258)/1 m (IFD 258..I)
Safety, Protection & Reliability
- Safety Time During Operation
- Default 1 seconds, optional 2 seconds, must not exceed 3 seconds as per EN 746-2
Control, Logic & System Behavior
- Restart/Lockout Behavior
- Switch‑selectable: immediate fault lockout or one‑off restart on flame failure
Control, Software & User Interface Specifications
- Program Display
- 2‑digit 7‑segment display for program status, flame signal, and fault codes (00, 01, 02, 04, 09, 10, 52, 53)
Electrical Specifications
- Power Consumption
- Approximately 9 VA (IFD 258); 9 VA + 25 VA during ignition (IFD 258..I) Watt
- Mains Voltage
- 100 V, 120 V, 200 V, 230 VAC (-15%/+10%), 50/60 Hz
Ignition, Flame & Supervision Specifications
- Permitted UV Sensors
- Elster Kromschröder UVS 1, 5, 6, 10 (-40 to +80 deg C)
- Ignition Type
- External ignition transformer (IFD 258) or integrated ignition (IFD 258..I) with 22 kVpp ignition voltage and 25 mA current
- Ignition Time
- Approximately 2, 3, or 6 seconds depending on model configuration
- Flame Monitoring
- Ionization sensor or UV sensor (UVS); UV mode only for intermittent operation; signal range 0-25 µA; detection ≥ 2 µA
Inputs, Outputs & Signal Interfaces
- Outputs
- Ignition: max 2 A; Valve output: max 1 A; Signaling contacts: max 2 A at 253 VAC
Operating Limits, Durability & Lifecycle
- Operating Cycles
- Control unit: 250,000 cycles; Reset and mains buttons: 1000 cycles each
Environmental Conditions
- Environmental Conditions
- -20 to +60 deg C (-4 to +140 deg F)
- Overvoltage category III, no condensation
Product Overview & Classification
- Device Type
- Automatic burner control unit for directly ignited industrial gas burners in continuous operation
Processing & Performance Metrics
- Capacity Range
- Unlimited capacity burners (atmospheric or forced-draught)
Material Specifications
- Body Material
- Impact‑resistant plastic housing
- Approvals : EN 298, Machinery Directive 2006/42/EC, Gas Appliances Directive, Low Voltage Directive, EMC Directive; AGA, FM, CSA, GOST‑R approvals
- Start-up Sequence Controls : Waiting time tW, flame simulation check, safety time tSA, ignition time tZ; lockout if flame not detected within tSA
- Start-up Safety Time : Selectable: 3, 5, or 10 seconds (model dependent)
- Sensor Cable Length : Ionization: max 75 m; UV sensor: max 100 m; ignition cable: up to 5 m (IFD 258)/1 m (IFD 258..I)
- Safety Time During Operation : Default 1 seconds, optional 2 seconds, must not exceed 3 seconds as per EN 746-2
- Restart/Lockout Behavior : Switch‑selectable: immediate fault lockout or one‑off restart on flame failure
- Program Display : 2‑digit 7‑segment display for program status, flame signal, and fault codes (00, 01, 02, 04, 09, 10, 52, 53)
- Power Consumption : Approximately 9 VA (IFD 258); 9 VA + 25 VA during ignition (IFD 258..I) Watt
- Permitted UV Sensors : Elster Kromschröder UVS 1, 5, 6, 10 (-40 to +80 deg C)
- Outputs : Ignition: max 2 A; Valve output: max 1 A; Signaling contacts: max 2 A at 253 VAC
- Operating Cycles : Control unit: 250,000 cycles; Reset and mains buttons: 1000 cycles each
- Mains Voltage : 100 V, 120 V, 200 V, 230 VAC (-15%/+10%), 50/60 Hz
- Ignition Type : External ignition transformer (IFD 258) or integrated ignition (IFD 258..I) with 22 kVpp ignition voltage and 25 mA current
- Ignition Time : Approximately 2, 3, or 6 seconds depending on model configuration
- Flame Monitoring : Ionization sensor or UV sensor (UVS); UV mode only for intermittent operation; signal range 0-25 µA; detection ≥ 2 µA
- Environmental Conditions : -20 to +60 deg C (-4 to +140 deg F)|Overvoltage category III, no condensation
- Device Type : Automatic burner control unit for directly ignited industrial gas burners in continuous operation
- Capacity Range : Unlimited capacity burners (atmospheric or forced-draught)
- Body Material : Impact‑resistant plastic housing
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