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Panasonic Industry / Automation Controls

Small Light Curtain Type 2 SF2-N (Discontinued Products)

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  • Discontinued Products

  • Specifications

  • Dimensions

Ⅾiscontinued

Last time buy (JST)

September 30, 2009

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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Discontinued Products

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Specifications

Common specifications

Type20 mm 0.787 in beam pitch40 mm 1.575 in beam pitch
NPN outputPNP outputNPN outputPNP output
Model No.SF2-NH□(-H)SF2-NH□-PN(-H)SF2-NA□(-H)SF2-NA□-PN(-H)
Applicable standardsCategory 2 based on EN 954-1 (Type 2 based on IEC 61496-1/2)
Operating range0.3 to 7 m 0.984 to 22.966 ft (Note 2)
Detection capabilityø30 mm ø1.181 in opaque objectø50 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 voltage24 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: 2.5V or less (at 200 mA source current)
 Utilization categoryDC-12 or DC-13
Operation modeON 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)
Response timeOFF response: 15 ms or less, ON response: 28 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)
 Operation modeNormal operation: Alarm output ON, Failure resulting in emission halt, or when test input is applied: Alarm output OFF
Test input (emission halt) functionIncorporated
Master / Slave selection inputConnection to 0 V (Low): Master mode operation, Open (High): Slave mode operation
Interference prevention
function		Incorporated
Series connection: 3 sets max.
[SF2-NH □(-PN)(-H): total 128 beam channels max., SF2-NA □(-PN)(-H): total 64 beam channels max.]
Parallel connection: 2 sets max.
Series and parallel mixed connection: Series connection of 3 sets max. and parallel connection of 2 sets max. are simultaneously possible.
20 mm 0.787 in beam pitch type and 40 mm 1.575 in beam pitch type cannot be combined together in series connection.
Pollution degree3 (Industrial environment)
Degree of protectionIP65 (IEC)
Ambient temperature-10 to +55 ℃ +14 to +131 ℉ (No dew condensation or icing allowed), Storage: -25 to +70 ℃ +13 to +58 ℉
Emitting elementInfrared LED (Peak emission wavelength: 870 nm 0.034 mil)
MaterialEnclosure: Aluminium, Resin case: ABS, Lens: Polycarbonate, Cap: PBT
DimensionsNormal 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
AccessoriesMS-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-NH□ (-PN)(-H) only]

Note 1: Where measurement conditions have not been specified precisely, the conditions used were an ambient temperature of +20 ℃ +68 ℉.

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-NH36(-PN)(-H), SF2-NH40(-PN)(-H), SF2-NA18(-PN)(-H), SF2-NA20(-PN)(-H): 1 set
SF2-NH48(-PN)(-H), SF2-NA24(-PN)(-H): 2 sets
SF2-NH56(-PN)(-H), SF2-NH64(-PN)(-H), SF2-NA28(-PN)(-H), SF2-NA32(-PN)(-H), SF2-NA36(-PN)(-H): 3 sets
SF2-NA40(-PN)(-H): 4 sets

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Dimensions

  • Unit: mm in

SF2-NH□(-PN) SF2-NA□(-PN)

Sensor

Assembly dimensions

Mounting drawing for the sensor on which the sensor mounting brackets and the intermediate supporting brackets are mounted.

[Back mounting]

SF2-NH□(-PN) SF2-NA□(-PN)

SF2-NH□(-PN) SF2-NA□(-PN)

[Side mounting]

SF2-NH□(-PN) SF2-NA□(-PN)

SF2-NH□(-PN) SF2-NA□(-PN)

SF2-NH□(-PN)-H SF2-NA□(-PN)-H

Sensor

Assembly dimensions

Mounting drawing for the sensor on which the sensor mounting brackets and the intermediate supporting brackets are mounted.

[Back mounting]

SF2-NH□(-PN)-H SF2-NA□(-PN)-H

SF2-NH□(-PN)-H SF2-NA□(-PN)-H

[Side mounting]

SF2-NH□(-PN)-H SF2-NA□(-PN)-H

SF2-NH□(-PN)-H SF2-NA□(-PN)-H

SF2-NH□(-PN)(-H) SF2-NA□(-PN)(-H)

Sensor

When using bottom cap cable for series connection

Mounting drawing for the normal case type on which bottom cap cables for series connection, the cables for series connection, the mounting brackets and intermediate supporting brackets are mounted.
Dimensions of the with spatter protection hood type vary. The figure below shows dimensions identical to a normal case type.

[Back mounting]

SF2-NH□(-PN)(-H) SF2-NA□(-PN)(-H)

SF2-NH□(-PN)(-H) SF2-NA□(-PN)(-H)

SF2-NH□(-PN)(-H) SF2-NA□(-PN)(-H)

SF2-NH□(-PN)(-H) SF2-NA□(-PN)(-H)

Sensor

When using bottom cap cable for series connection

Mounting drawing for the normal case type on which bottom cap cables for series connection, the cables for series connection, the mounting brackets and intermediate supporting brackets are mounted.
Dimensions of the with spatter protection hood type vary. The figure below shows dimensions identical to a normal case type.

[Side mounting]

SF2-NH□(-PN)(-H) SF2-NA□(-PN)(-H)

SF2-NH□(-PN)(-H) SF2-NA□(-PN)(-H)

SF2-NH□(-PN)(-H) SF2-NA□(-PN)(-H)

Cover ... Polycarbonate

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