Panasonic SF4C-H24 Safety Light Curtain

USD 765.42

Ultra-slim Type 4 safety light curtain with 24 beam channels, 480mm protective height, and 20mm pitch. IP67 rated, 24VDC, PNP/NPN outputs, 7ms response time.

SKU Panasonic-SF4C-H24 Category
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Panasonic SF4C-H24 Safety Light Curtain

Model Identifier SF4C-H24
Official Part Number SF4C-H24
GTIN Standard NA

Technical Overview

Ultra-slim Type 4 safety light curtain with 24 beam channels, 480mm protective height, and 20mm pitch. IP67 rated, 24VDC, PNP/NPN outputs, 7ms response time.

Key Features

  • Ultra-slim 13.2 mm thick resin body, 45% lighter than conventional aluminum curtains
  • 24 beam channels with a 20 mm pitch, optimized for reliable hand protection
  • Fast maximum OFF response time of 7 ms for critical safety interventions
  • Dual OSSD outputs with selectable PNP or NPN transistor logic
  • Large, high-visibility multi-purpose LED indicators integrated into both sides
  • Built-in safety functions including muting and blanking capabilities
  • Robust IP67 and IP65 protection ratings for wet or dusty industrial environments

24 V DC (+10% / -15%)

Technical Specification Matrix

ParameterValue
Protective Height480 mm
Number of Beams24
Beam Pitch20 mm
Operating Range0.1 to 3 m
Min. Sensing Objectø25 mm (opaque)
Supply Voltage24 V DC (+10% / -15%)
Current ConsumptionEmitter: max 120 mA, Receiver: max 145 mA
Response Time (OFF)7 ms or less
Response Time (ON)90 ms or less
Control Outputs2x OSSD (PNP/NPN switchable)
IP RatingIP67 / IP65
Safety Integrity LevelType 4 PLe SIL3
Housing MaterialPolycarbonate alloy
Connection5 m integral cable
Physical Weight (kg)0.85
Dimensions L x W x H (cm)49.2 x 3 x 1.32

Industrial Applications

1. Benchtop Press Operator Safety Guarding

In compact benchtop assembly presses, space is highly restricted and operators frequently load parts. The SF4C-H24 light curtain is integrated directly into the press frame to protect the operator during press strokes.

Problem Solved

Traditional light curtains are too bulky and reduce operator workspace. The 13.2 mm thickness and zero-dead-zone mounting of the SF4C-H24 preserve 95% of the machine opening width, while the 20 mm beam pitch ensures fast, reliable hand detection to stop the press within 7 ms of interruption.

Hand Protection7ms Response Time13.2mm Ultra-Slim ProfileType 4 SafetyOSSD Outputs

2. Automated Wet-Chemical Semiconductor Assembly Stations

Used in wet bench semiconductor assembly cells where operators interface near hazardous automated fluid handling mechanisms in chemical-intensive environments.

Problem Solved

Harsh washdown conditions and chemical exposure corrode aluminum safety sensors. The SF4C-H24's polycarbonate alloy housing and IP67 rating ensure robust ingress protection against liquids, while its lightweight design reduces physical strain on the machine's structural plastic framing.

IP67 Ingress ProtectionPolycarbonate Alloy Enclosure24VDC Operational VoltageSIL3 Safety

3. In-Feed Conveyor Muting and Entry Safeguarding

Applied on automated packaging and pallet conveyor lines where products must pass through the safety zone while preventing human entry.

Problem Solved

Eliminates the need for separate external muting controllers. Utilizing the SF4C-H24's built-in muting functions and high-visibility LED indicators, engineers can configure safe material passage (muting) directly on the light curtain, reducing control panel space and wiring complexity.

Muting Function480mm Protective HeightNPN/PNP SwitchableLarge Multi-Purpose Indicators
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