SJ-E252L Keyence Bar-Type Static Eliminator | Ionizer

Keyence SJ-E252L Bar-Type Static Eliminator – Small Flow Ionizer

Core Technical Specifications

• Ion generation method: Corona discharge with pulse AC voltage application at ±8000 V.
• Ion balance control: Hi-Power I.C.C. method maintains ±30 V ion balance at 300 mm or more with 0.2 MPa air pressure.
• Installation distance: 50 to 2000 mm from the target surface.
• Number of electrodes: 41 electrodes deliver uniform static elimination across the bar.
• Effective length: 2600 mm static elimination range measured at 50 mm distance.
• Total length: 2480 mm with a weight of 2.50 kg.
• Electrode probe material: Tungsten for durable corona discharge performance.
• Main body material: ABS, PBT, PP, LCP, PPS, SPS, and SUS for industrial durability.

Electrical and Control Specifications

• Supply voltage: 24 to 36 VDC ±10% with flexible power compatibility.
• Current consumption: 700 mA at 24 V and 500 mA at 36 V.
• Output type: NPN open collector for ion level warning, condition warning, and alarm output.
• Control input: Static elimination stop input via NPN open collector or contact point.
• Control output: NPN open collector with 100 mA maximum at 40 VDC or less.
• Air connection port: Rc 1/8 with air supply pressure from 0.1 to 0.5 MPa (recommended 0.2 MPa).
• Overvoltage category: I with pollution degree 2 for controlled environments.
• Communication: Remote control communication built in; no expansion ports available.

Environmental Resistance and Operating Conditions

• Operating temperature: 0 to +40 °C for stable industrial use.
• Relative humidity: 35 to 85 % RH with no condensation allowed.
• Protection rating: Not available, so install the unit in a protected control area.
• Anti-interference capability: The Hi-Power I.C.C. method supports consistent ion balance under varying conditions.
• Temperature range focus: The SJ-E252L performs reliably within the specified 0 to +40 °C window.

Installation Guide

• Mount the SJ-E252L at a distance between 50 mm and 2000 mm from the charged target.
• Connect the air supply to the Rc 1/8 port and set pressure to 0.2 MPa recommended.
• Wire the 24 to 36 VDC power supply according to the NPN open collector output configuration.
• Use the static elimination stop input to control operation through an NPN open collector or contact point.
• Verify the ±30 V ion balance at 300 mm or more before production runs.
• Keep ambient humidity between 35 and 85 % RH and avoid condensation on the bar surface.

Packaging List

• 1 × Keyence SJ-E252L bar-type static eliminator.
• 1 × Installation accessory set for standard mounting.
• 1 × Air connection fitting for the Rc 1/8 port.
• 1 × Quick reference guide for wiring and setup.
• Shipping through FedEx, UPS, or DHL based on destination and service availability.

Frequently Asked Questions

• Q: Is the Keyence SJ-E252L brand new and original?
  A: Yes, we supply the SJ-E252L as a brand new original product.
• Q: Do you have the SJ-E252L in stock?
  A: Yes, we keep this model in stock for immediate order processing.
• Q: How fast do you ship the SJ-E252L?
  A: We ship within 5 days using DHL, FedEx, UPS, or similar logistics partners.
• Q: What is the ion balance of the SJ-E252L?
  A: The ion balance reaches ±30 V at 300 mm or more with 0.2 MPa air pressure.
• Q: What air pressure does the SJ-E252L require?
  A: The unit accepts 0.1 to 0.5 MPa and we recommend 0.2 MPa for stable operation.
• Q: What is the installation distance range?
  A: You can install the bar from 50 mm to 2000 mm away from the target.
• Q: Does the SJ-E252L support returns?
  A: Yes, we support 30-day returns under our standard return policy.