Cảm biến hàng rào an toàn Panasonic SF2-N

Panasonic SF2-N: Cảm biến an toàn light curtain



Thông tin kỹ thuật cảm biến light curtain SF2-N:

Type

20 mm 0.787 in beam pitch

40 mm 1.575 in beam pitch

NPN output

PNP output

NPN output

PNP output

Model No.

SF2-NH□(-H)

SF2-NH□-PN(-H)

SF2-NA□(-H)

SF2-NA□-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: 2.5V or less (at 200 mA source current)

 

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)

Response time

OFF 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 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

Master / Slave selection input

Connection 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 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 +58℉

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

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-NH□ (-PN)(-H) only]


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