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| Ambient Temperature | -30 to 60 ℃, storage: -30 ~ 70 ℃ (no freezing or condensation) |
| Type of Product | Safety Sensor |
| Model No | SFL20-48 |
| Sensing Distance | Short - Long mode (setting switch) |
Ambient Temperature |
-30 to 60 ℃, storage: -30 ~ 70 ℃ (no freezing or condensation) |
Type of Product |
Safety Sensor |
Model No |
SFL20-48 |
Sensing Distance |
Short - Long mode (setting switch) |
Country of Origin |
South Korea |
Protection Circuit |
Reverse power polarity, reverse output polarity, output short-circuit over-current protection |
Ambient Humidity |
35 to 85 %RH, storage: 35 to 95 %RH (non-freezing or non-condensation) |
Insulation Resistance |
≥ 20 MΩ (500 VDC Megger) |
Current Consumption |
Emitter: ≤106 mA, receiver: ≤181 mA |
Material |
Case: Aluminum, Front cover and sensing part: Polymethyl methacrylate, End cap: Polycarbonate, Power I/O cable and connector cable: Polyurethane (PUR) or Polyvinyl chloride (PVC), Y type connector cable: Polyvinyl chloride (PVC), lamp output cable and series connector cable: Polyurethane (PUR), Top / Bottom adjustable bracket and Top / Bottom bracket: SUS304, Side adjustable bracket and Side bracket: nickel plated Zn |
Name of Manufacturer/Packer/Importer |
Teknocrats Control System (I) Pvt Ltd. |
Protection Structure |
IP65, IP67(IEC Standard), IP67G (JEM Standard), IP69K (DIN Standard) |
Sensing Type |
Through-Beam Type |
Vibration |
10 mm double amplitude at frequency of 5 to 150 Hz, 10 sweeps ni each X, Y, Z direction |
Shock |
250 m/s² (≈ 25 G), pulse width 6 ms in each X, Y, Z direction for 100 times |
Power Voltage |
24 VDC ±20 %(Ripple P-P: ≤10 %) |
Dielectric Strength |
1,000VAC 50/60Hz for 1 minute |
Environment Ambient Illumination |
Sunlight: Max. 10,000lx, Incandescent lamp: Max. 3,000lx (received illumination) |
Short Mode |
0.2 to 8 m |
Number of optical axes |
48 |
Effective Aperture Angle(Eaa) |
Within ± 2.5 ° when the sensing distance is greater than 3 m for both emitter and receiver. |
Light Source |
Infrared LED(855nm) |
International Standards |
UL 508, CSA C22.2 No. 14, ISO 13849-1 (PL e, Cat. 4), ISO 13849-2 (PL e, Cat. 4), UL 61496-1 (Type 4, ESPE), UL 61496-2 (Type 4, AOPDs), IEC/EN 61496-1 (Type 4, ESPE), IEC/EN 61496-2 (Type 4, AOPDs), IEC/EN 61508-1~-7 (SIL 3), IEC/EN 62061 (SIL CL 3) |
Safety Related Output: Ossd Output |
NPN or PNP open collector Load voltage : ON - 24 VDC (except for the residual voltage), OFF - 0 VDC Load current : ≤ 300 mA Residual voltage : ≤ 2 VDC(except for voltage drop due to wiring) Load capability: ≤ 2.2 ㎌ Leakage current: ≤ 2.0 mA Wire resistance of load: ≤ 2.7 Ω |
Series Connection |
Max. 3 SET (≤ 300 optical axes) |
Lamp Output(Lamp 1/2) |
NPN or PNP open collector Load voltage: ≤ 24 VDC, Load current: ≤ 300 mA |
Auxiliary Output(Aux 1/2) |
NPN or PNP open collector Load voltage: ≤ 24 VDC, Load current: ≤ 100 mA, Residual voltage: ≤ 2 VDC (except for voltage drop due to wiring) |
Noise Immunity |
The square wave noise (pulse width: 1㎲) by the noise simulator ±240VDC |
Long Mode |
0.2 to 15 m |
Protective Height |
723 mm |
Sensing Target |
Opaque |
General Functions |
Self-test, alarm for reduction of incident light level, mutual interference prevention |
Safety-Related Functions |
Interlock (reset hold), external device monitoring (EDM), muting/override, Blanking (fixed blanking, floating blanking), reduced resolution |
Synchronization Type |
Timing method by RS485 synchronous line |
Detection Capability |
Ø 20 mm (hand) |
Others Functions |
Change of sensing distance, switching to NPN or PNP, external test (light emission stops), auxiliary output (AUX 1, 2), lamp output (LAMP1, 2) |
Optical Axis Pitch |
15 mm |
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