pressure switches and gauges
Kromschroeder DL..A pressure switches for air
For monitoring air and flue gas pressures, for positive pressure, negative pressure and differential pressure
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Overview
For monitoring air and flue gas pressures, for positive pressure, negative pressure and differential pressure
- Certificates:
- EU certified
- UL listed
- FM, AGA approved and
- EAC, RoHS compliant
- Setting: Switching point adjustment via setting dial
- Medium: Air, flue gas, non aggressive gas
- Range: -1.5 to 150 mbar (0.12 to 20WC)
- Pneumatic connections:
- Tube connections
- CE versions: Rp 1/4, Rp 1/8
- UL versions: 1/4 NPT, 1/8 NPT
- • Contacts:
- CE version:
- Siver contacts, 24-250V AC, 0.05-5A
- Gold contacts, 5-250V AC, 0.01-5A
- UL versions:
- Siver contacts, 30-240V AC, 5A
- Gold contacts, max 30V AC, 0.05A
- CE version:
- Screw terminals, M16x1.5 cable gland
- Screw terminals, 1/2 NPT cable conduit
- Silicon free
- For available accessories see documentation
Specifications
Metering & Process Capability
- Medium
- Air, flue gas, non‑aggressive gases
Pressure Specifications
- Maximum Inlet/Withstand Pressure
- Up to 30 kPa (model dependent)
- Pressure Type
- Positive, negative, differential
Actuation, Control & Motion Characteristics
- Switching Point Adjustment
- Hand wheel or adjusting screw
- Switching Differential
- Range dependent
- Switching Function
- Switch-on/switch-off/changeover
Environmental Conditions
- Ambient Temperature Range
- -20 to +80 deg C (variant dependent)
- Enclosure Rating
- IP54/IP65 (variant dependent)
Connections & Interfaces
- Electrical Connections
- Screw terminals/plug variants
- Pressure Connection
- Rp 1/4, Rp 1/8 (variant dependent)
Inputs, Outputs & Interface Signals
- Contact Configuration
- SPDT (COM/NO/NC)
Performance Specifications
- Switching Capacity
- Up to 5 A
Material Specifications
- Diaphragm Material
- NBR, silicone‑free
- Material
- Glass‑Fiber Reinforced PBT
System Monitoring, Indication & Status
- Visual Indication
- Pilot lamp/LED (Optional)
Processing & Performance Metrics
- Adjusting Range
- -50 Pa to 15 kPa (model dependent)
Product Overview & Classification
- Product Series
- DL..A
Electrical Specifications
- Rated Voltage
- 12 to 250 VAC/DC
Overview
- Product Type
- Air Pressure Switch
Applications & Compatibility
- Applications
- Fan monitoring, dampers, firing systems
Standards & Certifications
- Approvals
- CE, UL, FM, AGA (variant dependent)
Metering & Process Capability
- Medium
- Air, flue gas, non‑aggressive gases
Pressure Specifications
- Maximum Inlet/Withstand Pressure
- Up to 30 kPa (model dependent)
- Pressure Type
- Positive, negative, differential
Actuation, Control & Motion Characteristics
- Switching Point Adjustment
- Hand wheel or adjusting screw
- Switching Differential
- Range dependent
- Switching Function
- Switch-on/switch-off/changeover
Environmental Conditions
- Ambient Temperature Range
- -20 to +80 deg C (variant dependent)
- Enclosure Rating
- IP54/IP65 (variant dependent)
Connections & Interfaces
- Electrical Connections
- Screw terminals/plug variants
- Pressure Connection
- Rp 1/4, Rp 1/8 (variant dependent)
Inputs, Outputs & Interface Signals
- Contact Configuration
- SPDT (COM/NO/NC)
Performance Specifications
- Switching Capacity
- Up to 5 A
Material Specifications
- Diaphragm Material
- NBR, silicone‑free
- Material
- Glass‑Fiber Reinforced PBT
System Monitoring, Indication & Status
- Visual Indication
- Pilot lamp/LED (Optional)
Processing & Performance Metrics
- Adjusting Range
- -50 Pa to 15 kPa (model dependent)
Product Overview & Classification
- Product Series
- DL..A
Electrical Specifications
- Rated Voltage
- 12 to 250 VAC/DC
Overview
- Product Type
- Air Pressure Switch
Applications & Compatibility
- Applications
- Fan monitoring, dampers, firing systems
Standards & Certifications
- Approvals
- CE, UL, FM, AGA (variant dependent)
- Medium : Air, flue gas, non‑aggressive gases
- Maximum Inlet/Withstand Pressure : Up to 30 kPa (model dependent)
- Switching Point Adjustment : Hand wheel or adjusting screw
- Ambient Temperature Range : -20 to +80 deg C (variant dependent)
- Switching Differential : Range dependent
- Electrical Connections : Screw terminals/plug variants
- Contact Configuration : SPDT (COM/NO/NC)
- Pressure Connection : Rp 1/4, Rp 1/8 (variant dependent)
- Switching Function : Switch-on/switch-off/changeover
- Switching Capacity : Up to 5 A
- Diaphragm Material : NBR, silicone‑free
- Visual Indication : Pilot lamp/LED (Optional)
- Enclosure Rating : IP54/IP65 (variant dependent)
- Adjusting Range : -50 Pa to 15 kPa (model dependent)
- Product Series : DL..A
- Rated Voltage : 12 to 250 VAC/DC
- Pressure Type : Positive, negative, differential
- Product Type : Air Pressure Switch
- Applications : Fan monitoring, dampers, firing systems
- Approvals : CE, UL, FM, AGA (variant dependent)
- Material : Glass‑Fiber Reinforced PBT
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