Business > Industrial Devices > Automation Controls Top > FA Sensors & Components > Sensors > Light Curtains / Safety Components > Small Light Curtain Type 2 SF2-A(Discontinued Products) > Specifications
We are sorry, the products have been discontinued. Please refer to the details of the discontinued products and the recommended substitutes list below.
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Type | 20 mm 0.787 in beam pitch | 40 mm 1.575 in beam pitch | |||
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Model No. | NPN output | PNP output | NPN output | PNP output | |
SF2-AH□(-H) | SF2-AH□-PN(-H) | SF2-AA□(-H) | SF2-AA□-PN(-H) | ||
Applicable standards | Category 2 based on EN 954-1 (Type 2 based on IEC 61496-1/2) | ||||
Operating range | 0.3 to 7 m 0.984 to 22.966 ft (Note 2) | ||||
Detection capability | ø30 mm ø1.181 in opaque object | ø50 mm ø1.969 in opaque object | |||
Effective aperture angle | ±5° or less for a operating range exceeding 3 m 9.843 ft (conforming to IEC 61496-2 / UL 61496-2) | ||||
Supply voltage | 24 V DC ± 15 % Ripple P-P 10 % or less | ||||
Control output (OSSD) |
<NPN output type> NPN open-collector transistor ・Maximum sink current: 200 mA ・Applied voltage: Same as supply voltage (between control output and 0 V) ・Residual voltage: 2.0 V or less (at 200 mA sink current) <PNP output type> PNP open-collector transistor ・Maximum source current: 200 mA ・Applied voltage: Same as supply voltage (between control output and +V) ・Residual voltage: 2.5 V or less (at 200 mA source current) |
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Utilization category | DC-12 or DC-13 | ||||
Operation mode |
ON when all beam channels are received, OFF when one or more beam channels are interrupted (OFF also in case of any malfunction in the light curtain or the synchronization signal) |
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Response time | OFF response: 15 ms or less, ON response: 40 to 60 ms or less (under stable light received condition) | ||||
Alarm output |
<NPN output type> NPN open-collector transistor ・Maximum sink current: 60 mA ・Applied voltage: Same as supply voltage (between alarm output and 0 V) ・Residual voltage: 2.0 V or less (at 60 mA sink current) <PNP output type> PNP open-collector transistor ・Maximum source current: 60 mA ・Applied voltage: Same as supply voltage (between alarm output and +V) ・Residual voltage: 2.5 V or less (at 60 mA source current) |
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Operation mode | Normal operation: Alarm output ON, Failure resulting in emission halt, or when test input is applied: Alarm output OFF | ||||
Test input (emission halt) function | Incorporated | ||||
Pollution degree | 3 (Industrial environment) | ||||
Degree of protection | IP65 (IEC) | ||||
Ambient temperature | -10 to +55℃ +14 to +131℉ (No dew condensation or icing allowed), Storage: -25 to +70℃ -13 to +158℉ |
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Emitting element | Infrared LED (Peak emission wavelength: 870 nm 0.034 mil) | ||||
Material | Enclosure: Aluminium, Resin case: ABS, Lens: Polycarbonate, Cap: PBT | ||||
Dimensions |
Normal case type: W28 x H (protective height + 12) x D19 mm W1.102 x H (protective height + 0.472) x D0.748 in, With spatter protection hood type: W28 x H (protective height + 12) x D39 mm W1.102 x H (protective height + 0.472) x D1.535 in |
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Accessories |
MS-SF2N-1 (Rear mounting bracket): 1 set for emitter and receiver MS-SF2N-2 (U-shaped rear mounting intermediate supporting bracket, MS-SF4A-H2 for "-H" type): (Note 3) MS-SF2N-L (L-shaped intermediate supporting bracket): (Note 3) SF2-NH-TR (Test rod): 1 pc. [SF2-AH□(-PN)(-H) only] |
Note 1 : | Where measurement conditions have not been specified precisely, the conditions used were an ambient temperature of +20℃ +68℉. |
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Note 2 : | The operating range is the possible setting distance between the emitter and the receiver. The light curtain can detect an object less than 0.3 m 0.984 ft away. |
Note 3 : | U-shaped rear mounting intermediate supporting bracket (MS-SF2N-2 or MS-SF4A-H2) and L-shaped intermediate supporting bracket (MS-SF2N-L) are attached with the following light curtains. The number of attached U-shaped rear mounting intermediate supporting bracket and L-shaped intermediate supporting bracket are different depending on the light curtain as follows. SF2-AH36(-PN)(-H), SF2-AH40(-PN)(-H), SF2-AA18(-PN)(-H), SF2-AA20(-PN)(-H): 1 set SF2-AH48(-PN)(-H), SF2-AA24(-PN)(-H): 2 sets SF2-AH56(-PN)(-H), SF2-AH64(-PN)(-H), SF2-AH72(-PN)(-H), SF2-AA28(-PN)(-H), SF2-AA32(-PN)(-H), SF2-AA36(-PN)(-H): 3 sets SF2-AH80(-PN)(-H), SF2-AA40(-PN)(-H): 4 sets SF2-AH88(-PN)(-H), SF2-AH96(-PN)(-H), SF2-AA44(-PN)(-H), SF2-AA48(-PN)(-H): 5 sets |
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