Panasonic Industry / Automation Controls
Panasonic Industry / Automation Controls

Ultra-slim Light Curtain [Type 2 PLc SIL1] SF2C

  • Basic Information

  • Order guide

  • Option

  • Specifications

  • Dimensions

  • Circuit/ Wiring

  • Cautions For Use

------------------------------ Tab1 showing ------------------------------

Basic Information

Introducing Type 2 Ultra-slim Light Curtains!
Featuring easy installation and reduced wiring

UL,CE,CSA,TUV,UKCA Approved

CE : Machinery Directive, EMC Directive
UKCA : Machinery Regulations, EMC Regulations
UL, CSA : Certified by TÜV SÜD America Inc.

  • Conforming to OSHA / ANSI

------------------------------ Tab2 showing ------------------------------

Order guide

Product configuration

Product configuration

*1 The SF2C series does not incorporate the external device monitoring function.
*2 Requires a safety circuit architecture that complies with the desired control category implemented using either an SF-C13 Control Unit, a safety relay, or other equipment.

[1] Safety light curtains

Hand protection type
Min. sensing object ø25 mm ø0.984 in (20 mm 0.787 in beam pitch)

AppearanceOperating range
(Note 1)
Model No. (Note 2)No. of beam
Channels
Protective height
(mm in)
PNP output typeNPN output type

0.1 to 3m
0.328 to 9.843 in
SF2C-H8-PSF2C-H8-N8160 6.299
SF2C-H12-PSF2C-H12-N12240 9.449
SF2C-H16-PSF2C-H16-N16320 12.598
SF2C-H20-PSF2C-H20-N20400 15.748
SF2C-H24-PSF2C-H24-N24480 18.898
SF2C-H28-PSF2C-H28-N28560 22.047
SF2C-H32-PSF2C-H32-N32640 25.197

Notes:

1) The operating range is the possible setting distance between the emitter and the receiver.

2) The model No. with suffix "E" shown on the label affixed to the product is the emitter, "D" shown on the label is the receiver.

Spare parts (Accessories for safety light curtain)

DesignationModel No.Description
Standard
mounting
bracket
MS-SFC-1Allows the safety light curtain to be mounted at the rear with one M5 hexagon-socket-head bolt. Mounting direction of the bracket can be selected between vertical or horizontal (no dead zone). (4 pcs. per set for emitter and receiver) (Note)
Test rod ø25SF4C-TR25Min. sensing object for regular checking
(ø25 mm ø0.984 in)

Note : The body of the safety light curtain is made of resin, so please take into account the expansion and contraction of the longitudinal dimension.
When machining mounting holes, please check the actual product.

Standard mounting bracket

MS-SFC-1

MS-SFC-1

[2] Control unit

DesignationAppearanceModel No.Description
Slim type
control unit

SF-C13Use a discrete wire cable to connect to the safety light curtain.
Relay output.
Compatible with up to control category 4
(control category 2 when used together with the SF2C series).

------------------------------ Tab3 showing ------------------------------

Option

Mounting bracket

DesignationModel No.Description
NA2-N compatible
mounting bracket
MS-SFC-2Used when changing over area sensor NA2-N series to the SF2C series. The mounting holes of NA2-N series can continue to be used. Center mounting by a M6 hexagon-socket-head bolt is also possible. (4 pcs. per set for emitter and receiver) (Note)
Versatile bracketMS-SFC-3Two ways of mounting are possible. (1)Rear mounting which enables beam adjustment (2)Dead zoneless center mounting on aluminum frame (4 pcs. per set for emitter and receiver) (Note)
Intermediate supporting
bracket for versatile bracket
MS-SFC-4Used to support the safety light curtain in the middle. Be sure to purchase it when using MS-SFC-3 on SF2C-H28-P, SF2C-H28-N, SF2C-H32-P, SF2C-H32-N. (2 pcs. per set for emitter and receiver) (Note)

Note : The body of the safety light curtain is made of resin, so please take into account the expansion and contraction of the longitudinal dimension.
When machining mounting holes, please check the actual product.

NA2-N compatible mounting bracket

MS-SFC-2

MS-SFC-2

Versatile bracket

MS-SFC-3

<Rear mounting>

MS-SFC-3

<Dead zoneless mounting>

MS-SFC-3

Intermediate supporting bracket for versatile bracket

MS-SFC-4

MS-SFC-4

Metal protection case

MS-SFCH-8
MS-SFCH-8
MS-SFCH-□
(Excluding MS-SFCH-8)
MS-SFCH-□ (Excluding MS-SFCH-8)
Applicable
beam channels
Metal protection case
(2 pcs. per set for emitter and receiver)
SF2C-H□Model No.
8MS-SFCH-8
12MS-SFCH-12
16MS-SFCH-16
20MS-SFCH-20
24MS-SFCH-24
28MS-SFCH-28
32MS-SFCH-32

Recommended safety relay

SF relay, slim type
SF series

Recommended safety relay

Note:Please contact our sales office for details on the recommended products.

TypeWith LED indicator
Model No.SFS3-L-DC24VSFS4-L-DC24V
Part No.AG1S132AG1S142
Contact arrangement3a1b4a2b
Rated nominal switching capacity6A/250V AC、6A/30V DC
Min. switching capacity1mA/5V DC
Coil rating15mA/24V DC20.8mA/24V DC
Rated power consumption360mW500mW
Operation time20ms or less
Release time20ms or less
Ambient temperature-40 to +85 ℃ -40 to + 185 ℉
(Humidity: 5 to 85 % RH)
Applicable certificationsUL/c-UL, TÜV, Korea S-mark

------------------------------ Tab4 showing ------------------------------

Specifications

Safety light curtain common specifications

TypePNP output typeNPN output type
Model No.SF2C-H□-PSF2C-H□-N
Applicable
standards
International
standard
IEC 61496-1/2 (Type 2), ISO 13849-1:2015 (Category 2, PLc), IEC 61508-1 to 3 (SIL1)
JapanJIS B 9704-1/2 (Type 2), JIS B 9705-1 (Category 2), JIS C 0508 1 to 3 (SIL1)
Europe
(Note 2)
EN 61496-1 (Type 2), EN ISO 13849-1:2015 (Category 2, PLc), EN 55011, EN 50178, EN 61000-6-2
North
America
(Note 3)
ANSI/UL 61496-1/2 (Type 2), ANSI/UL 508,
CAN/CSA 61496-1/2 (Type 2), CAN/CSA C22.2 No.14, ANSI/RIA 15.06
Regulatory complianceCE Marking (Machinery Directive, EMC Directive, RoHS Directive),UKCA Marking [Supply of Machinery (Safety) Regulations, EMC Regulations, RoHS Regulations], TÜV SÜD certification
Operating range0.1 to 3 m 0.328 to 9.843 ft
Beam pitch20 mm 0.787 in
Min. sensing objectø25 mm ø0.984 in opaque object
Effective aperture angle±5° or less [for an operating range exceeding 3 m 9.843 ft(conforming to IEC 61496-2 / ANSI/UL 61496-2)]
Supply voltage24 V DC ± 20 % Ripple P-P 10 % or less
Control output(OSSD)・ Maximum source current: 200mA
・ Applied voltage: same as supply voltage
(between the control output and +V)
・ Residual voltage: 2.5V or less
(source current 200mA, when using 10m 32.808 ft length cable)
・ Leakage current: 200μA or less
(power supply OFF condition)
・ Maximum load capacity: 2.2μF
(No load to maximum sink current)
・ Load wiring resistance: 3Ω or less
・ Maximum sink current: 200mA
・ Applied voltage: same as supply voltage
(between the control output and -0V)
・ Residual voltage: 2.5V or less
(sink current 200mA, when using 10m 32.808 ft length cable)
・ Leakage current: 200μA or less
(power supply OFF condition)
・ Maximum load capacity: 2.2μF
(No load to maximum sink current)
・ Load wiring resistance: 3Ω or less
 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 safety light curtain or the synchronization signal)
Protection circuitIncorporated
Response timeOFF response: 20 ms or less, ON response: 80 to 100 ms
Lockout output(SSD)・ Maximum source current: 60mA
・ Applied voltage: same as supply voltage
(between the lockout output and +V)
・ Residual voltage: 2.5V or less
(source current 60mA, when using 10m 32.808 ft length cable)
・ Leakage current: 200μA or less
(power supply OFF condition)
・ Maximum load capacity: 2.2μF
(No load to maximum source current)
・ Load wiring resistance: 3Ω or less
・ Maximum sink current: 60mA
・ Applied voltage: same as supply voltage
(between the lockout output and -0V)
・ Residual voltage: 2.5V or less
(sink current 60mA, when using 10m 32.808 ft length cable)
・ Leakage current: 200μA or less
(including power supply OFF condition)
・ Maximum load capacity: 2.2μF
(No load to maximum sink current)
・ Load wiring resistance: 3Ω or less
 Operation modeON during normal operation, OFF during lockout(Note 4)
Protection circuitIncorporated
Interference prevention functionIncorporated
Test input functionIncorporated
Large display unit functionIncorporated
Pollution degree3
Operating altitude2,000 m 6561.680 ft or less(Note 5)
Degree of protectionIP65, IP67(IEC)
Ambient temperature–10 to +55 ℃ +14 to +131 ℉(No dew condensation or icing allowed),
Storage: –25 to +60 ℃ –13 to +140 ℉
Ambient humidity30 to 85 % RH, Storage: 30 to 85 % RH
Ambient illuminanceIncandescent light: 5,000 ℓx or less at the light-receiving face
Dielectric strength voltage1,000 V AC for one min. between all supply terminals connected together and enclosure
Insulation resistance20 MΩ, or more, with 500 V DC megger between all supply terminals connected together and enclosure
Vibration resistance10 to 55 Hz frequency, 0.75 mm 0.030 in double amplitude in X, Y and Z directions for two hours each
Shock resistance300 m/s2984.252 ft/s2 acceleration(30 G approx.) in X, Y and Z directions three times each
Emitting elementInfrared LED(Peak emission wavelength: 850 nm 0.034 mil)
Cable0.16 mm2 5-core heat-resistant PVC cable, 3 m 9.842 ft long
Cable extensionExtension up to 50m 164.042 ft is possible for both emitter and receiver, with 0.3mm2 or more, cable
MaterialEnclosure: Polycarbonate alloy, Sensing surface: Polycarbonate alloy,
MS-SFC-1(Standard mounting bracket) : Stainless steel(SUS)
AccessoriesMS-SFC-1(Standard mounting bracket): 1 set,
SF4C-TR25(Test rod): 1 No.

Note:
1) Where measurement conditions have not been specified precisely, the conditions used were an ambient temperature of +20 ℃ +68 ℉.
2) Regarding EU Machinery Directive, a Notified Body, TUV SUD, has certified with the type examination certificate.
3) With regards to the standards in the US/Canada, a Notified Body, TÜV SÜD, has certified the CTÜVUS mark.
4) If the emitter enters a lockout state, and light from the emitter enters the receiver, lockout information will be transmitted and lockout output (SSD) will turn OFF.
5) Do not use or store in an environment pressurized to atmospheric pressure or higher at an altitude of 0 m.

Safety light curtain individual specifications

TypeMin. sensing object ø25 mm ø0.984 in (20 mm 0.787 in beam pitch)
PNP output typeSF2C-H8-PSF2C-H12-PSF2C-H16-PSF2C-H20-P
NPN output typeSF2C-H8-NSF2C-H12-NSF2C-H16-NSF2C-H20-N
No. of beam channels8121620
Protective height160 mm 6.299 in240 mm 9.449 in320 mm 12.598 in400 mm 15.748 in
Current
consumption
Large multi- purpose
indicator lights off
Emitter: 25 mA or less
Receiver: 25 mA or less
Emitter: 30 mA or less
Receiver: 30 mA or less
Emitter: 35 mA or less
Receiver: 35 mA or less
Large multi- purpose
indicator lights up
Emitter: 35 mA or less
Receiver: 30 mA or less
Emitter: 35 mA or less
Receiver: 35 mA or less
Emitter: 40 mA or less
Receiver: 35 mA or less
Emitter: 40 mA or less
Receiver: 40 mA or less
PFHD
(Note)
PNP output type3.60×10-93.66×10-93.73×10-93.79×10-9
NPN output type3.74×10-93.80×10-93.86×10-93.93×10-9
MTTFD (Note)100 years or more
Net weight
(Total of emitter and receiver)
280 g approx.340 g approx.400 g approx.460 g approx.

Note : Where measurement conditions have not been specified precisely, the conditions used were an ambient temperature of +20 ℃ +68 ℉.
PFHD: Probability of dangerous failure per hour, MTTFD: Mean time to dangerous failure (in years)

TypeMin. sensing object ø25 mm ø0.984 in (20 mm 0.787 in beam pitch)
PNP output typeSF2C-H24-PSF2C-H28-PSF2C-H32-P
NPN output typeSF2C-H24-NSF2C-H28-NSF2C-H32-N
No. of beam channels242832
Protective height480 mm 18.898 in560 mm 22.047 in640 mm 25.197 in
Current
consumption
Large multi- purpose
indicator lights off
Emitter: 35 mA or less
Receiver: 35 mA or less
Large multi- purpose
indicator lights up
Emitter: 45 mA or less
Receiver: 40 mA or less
Emitter: 45 mA or less
Receiver: 45 mA or less
Emitter: 50 mA or less
Receiver: 45 mA or less
PFHD
(Note)
PNP output type3.85×10-93.92×10-93.98×10-9
NPN output type3.99×10-94.05×10-94.12×10-9
MTTFD (Note)100 years or more
Net weight
(Total of emitter and receiver)
520 g approx.580 g approx.640 g approx.

Note : Where measurement conditions have not been specified precisely, the conditions used were an ambient temperature of +20 ℃ +68 ℉.
PFHD: Probability of dangerous failure per hour, MTTFD: Mean time to dangerous failure (in years)

------------------------------ Tab5 showing ------------------------------

Dimensions

  • Unit: mm in

SF2C-H□

Safety light curtain
Mounting bracket assembly dimensions
Mounting drawing for the safety light curtains using the standard mounting brackets MS-SFC-1 (accessory).

<Center mounting>

Center mounting

<Dead zoneless mounting>

Dead zoneless mounting

Model No.ABCDE
SF2C-H8-□140 5.512160 6.299172 6.772184 7.244130 5.118
SF2C-H12-□220 8.661240 9.449252 9.921264 10.394210 8.268
SF2C-H16-□300 11.811320 12.598332 13.071344 13.543290 11.417
SF2C-H20-□380 14.961400 15.748412 16.220424 16.693370 14.567
SF2C-H24-□460 18.110480 18.898492 19.370504 19.842450 17.717
SF2C-H28-□540 21.260560 22.047572 22.520584 22.992530 20.866
SF2C-H32-□620 24.409640 25.197652 25.669664 26.142610 24.016
Model No.FG
SF2C-H□20 0.787ø3.7 ø0.146

Note:
1) The body of the safety light curtain is made of resin, so please take into account the expansion and contraction of the longitudinal dimension.
When machining mounting holes, please check the actual product.

Mounting drawing for the safety light curtains using the versatile brackets MS-SFC-3 (optional) and intermediate supporting bracket for versatile brackets MS-SFC-4 (optional).

<Rear mounting>

Rear mounting

<Dead zoneless mounting>

Dead zoneless mounting

Model No.Inter mediate
supporting
bracket
AA'BB'CD
SF2C-H8-□-175
6.890
116
4.567
--190
7.480
160
6.299
SF2C-H12-□-255
10.039
196
7.717
--270
10.630
240
9.449
SF2C-H16-□-335
13.189
276
10.866
--350
13.780
320
12.598
SF2C-H20-□-415
16.339
356
14.016
--430
16.929
400
15.748
SF2C-H24-□-495
19.488
436
17.165
--510
20.079
480
18.898
SF2C-H28-□575
22.638
516
20.315
238 to 338
9.370 to 13.307
209 to 309
8.228 to 12.165
590
23.228
560
22.047
SF2C-H32-□655
25.787
596
23.465
278 to 378
10.945 to 14.882
249 to 349
9.803 to 13.740
670
26.378
640
25.197

Note:
1) Be sure to mount MS-SFC-4 when using SF2C-H28-□, SF2C-H32-□.
2) The body of the safety light curtain is made of resin, so please take into account the expansion and contraction of the longitudinal dimension.
When machining mounting holes, please check the actual product.

MS-SFC-1

Standard mounting bracket (Accessory)

MS-SFC-1

Material: Stainless steel (SUS304)
Net weight: 32 g approx. (4 pcs.)
Gross weight: 35 g appox.
Four bracket set[Four M3 (length 4 mm 0.157 in) countersunk screws are attached.]

MS-SFC-2

NA2-N compatible mounting bracket (Optional)

MS-SFC-2

Material: Stainless steel (SUS304)
Net weight: 36 g approx. (4 pcs.)
Gross weight: 40 g appox.
Four bracket set[Four M3 (length 4 mm 0.157 in) countersunk screws are attached.]

MS-SFC-3

Versatile bracket (Optional)

MS-SFC-3

Material: Stainless steel (SUS304)
Net weight: 75 g approx. (4 pcs.)
Gross weight: 90 g appox.
Four bracket set[Four M3 (length 4 mm 0.157 in) countersunk screws are attached.]

MS-SFC-4

Intermediate supporting bracket for versatile bracket (Optional)

MS-SFC-4

Material: Stainless steel (SUS304)
Net weight: 40 g approx. (2 pcs.)
Gross weight: 60 g appox.Two bracket set

MS-SFCH-□

Metal protection case (Optional)

MS-SFCH-□


Material: Aluminum

Model No.ABCDEFNet weight (2 pcs.)
MS-SFCH-8190
7.480
180
7.087
175
6.890
172
6.772
162
6.378
26
1.024
160 g approx.
MS-SFCH-12270
10.630
260
10.236
255
10.039
252
9.921
242
9.528
35
1.378
240 g approx.
MS-SFCH-16350
13.780
340
13.386
335
13.189
332
13.071
322
12.677
35
1.378
340 g approx.
MS-SFCH-20430
16.929
420
16.535
415
16.339
412
16.220
402
15.827
35
1.378
420 g approx.
MS-SFCH-24510
20.079
500
19.685
495
19.488
492
19.370
482
18.976
35
1.378
520 g approx.
MS-SFCH-28590
23.228
580
22.835
575
22.638
572
22.520
562
22.126
35
1.378
600 g approx.
MS-SFCH-32670
26.378
660
25.984
655
25.787
652
25.669
642
25.276
35
1.378
700 g approx.

Assembly dimensions
Mounting drawing for the safety light curtains using the metal protection case (MS-SFCH-□).

Assembly dimensions

Model No.AD
MS-SFCH-8190
7.480
172
6.772
MS-SFCH-12270
10.630
252
9.921
MS-SFCH-16350
13.780
332
13.071
MS-SFCH-20430
16.929
412
16.220
MS-SFCH-24510
20.079
492
19.370
MS-SFCH-28590
23.228
572
22.520
MS-SFCH-32670
26.378
652
25.669

------------------------------ Tab6 showing ------------------------------

I/O Circuit and Wiring diagrams

PNP output type

PNP output type I/O circuit diagram

・S1,S2

Switch S1

  • Test input / Large multi-purpose indicator input
    ON : Vs –2.5 V to Vs
    OFF : Open

Switch S2

  • Frequency setting input
    Frequency 1 setting: Open
    Frequency 2 setting: +V

Notes:
1) If the large multi-purpose indicator input wiring (Orange) is connected to +V, the orange LED lights on. When they are disconnected, the orange LED lights off.
2) Vs is the applying supply voltage.

NPN output type

NPN output type I/O circuit diagram

・S1,S2

Switch S1

  • Test input / Large multi-purpose indicator input
    ON : 0 to +2.5 V
    OFF : Open

Switch S2

  • Frequency setting input
    Frequency 1 setting: Open
    Frequency 2 setting: +V

Note: If the large multi-purpose indicator input wiring (Orange) is connected to 0V, the orange LED lights on. When they are disconnected, the orange LED lights off.

Connection example

Basic wiring: Min. operation only

This is the general configuration using one set of the emitter and receiver facing each other. The control output (OSSD) turns OFF if the light is interrupted, while it automatically turns ON if receive the light.

<PNP output type SF2C-H□-P>

Connection example Basic wiring: Min. operation only PNP output type SF2C-H□-P

<NPN output type SF2C-H□-N>

Connection example Basic wiring: Min. operation only NPN output type SF2C-H□-N

Wiring in case of using test input / large multi-purpose indicator / interference prevention functions

<PNP output type SF2C-H□-P>

Connection example Wiring in case of using test input / large multi-purpose indicator / interference prevention functions PNP output type SF2C-H□-P

・S1

  • Switch S1
    ON: Vs –2.5 V to Vs
    OFF: Open

<Frequency setting input>

  • Frequency 1 setting: Open
    Frequency 2 setting: +V

Notes:
1) If the large multi-purpose indicator input wiring (Orange) is connected to +V, the orange LED lights on. When they are disconnected, the orange LED lights off.
2) Vs is the applying supply voltage.

<NPN output type SF2C-H□-N>

Connection example Wiring in case of using test input / large multi-purpose indicator / interference prevention functions NPN output type SF2C-H□-N

・S1

  • Switch S1
    ON: 0 to +2.5 V
    OFF: Open

<Frequency setting input>

  • Frequency 1 setting: Open
    Frequency 2 setting: +V

Note: If the large multi-purpose indicator input wiring (Orange) is connected to 0V, the orange LED lights on. When they are disconnected, the orange LED lights off.

Control unit SF-C13 wiring diagram (Control category 2)

PNP output type: Min. operation only

Connect the safety light curtain control output OSSD to S1 and make a short-circuit between S2 and S3.

Control unit SF-C13 wiring diagram (Control category 2) PNP output type: Min. operation only

Notes :
1) The diagram is when using manual reset. If automatic reset is used, disconnect the lead from X2 and connect it to X3. In this case, a reset (RESET) button is not needed.
2) Use a momentary-type switch as the reset (RESET) button.

NPN output type: Min. operation only

Connect the safety light curtain control output OSSD to S4 and make a short-circuit between S2 and S3.

Control unit SF-C13 wiring diagram (Control category 2) NPN output type: Min. operation only

Notes:
1) The left diagram is when using manual reset. If automatic reset is used, disconnect the lead from X2 and connect it to X3. In this case, a reset (RESET) button is not needed.
2) Use a momentary-type switch as the reset (RESET) button.

Terminal arrangement diagram

Terminal arrangement diagram

TerminalFunction
A1+24 V DC
A20 V
S1 to S4Safety light curtain control output
(OSSD) input terminal
AUXSemiconductor auxiliary output
X1Reset output terminal
X2Reset input terminal (Manual)
X3Reset input terminal (Automatic)
13-14, 23-24, 33-34Safety output (NO contact × 3)
41-42Auxiliary output (NC contact × 1)

A terminal block is required for wiring of safety light curtain side.

------------------------------ Tab7 showing ------------------------------

Cautions For Use

  • When this device is used in the “PSDI mode”, an appropriate control circuit must be configured between this device and the machinery. For details, be sure to refer to the standards or regulations applicable in each region or country.

・This website is a guide to select a suitable product. Be sure to read instruction manual attached to the product prior to its use.
・Both emitter and receiver are combined adjusted on factory setting, please apply both emitter and receiver with the same serial No. The serial No. is indicated on the plates of both emitter and receiver.
(Indicated under the model No.)

  • Make sure to carry out the test run before regular operation.
  • Do not install this device with a machine whose operation cannot be stopped immediately in the middle of an operation cycle by an emergency stop equipment.

Others

  • This device has been developed / produced for industrial use only.
  • Do not use this product with mobile equipment such as an automated guided vehicle (AGV).
  • Do not use during the initial transient time (2 sec.) after the power supply is switched on.
  • Avoid dust, dirt and steam.
  • Take care that the safety light curtain does not come in direct contact with water, oil, grease, or organic solvents, such as, thinner, etc.
  • Take care that the safety light curtain is not directly exposed to fluorescent light from a rapid-starter lamp or a high frequency lighting device, as it may affect the sensing performance.
  • The body of the safety light curtain is made of resin, so please take into account the expansion and contraction of the longitudinal dimension.
    When machining mounting holes, please check the actual product.

Part description and function

<Indicator part>

Indicator part

Emitter,Receiver

Common for emitter and receiver

DescriptionFunction
Large multi-purpose
indicator (Orange)
Lights up when input for the large multi-purpose indicator is valid.
Turns OFF when input for the large multi-purpose indicator is invalid.
Frequency setting
indicator (Orange)
[FREQ]
Turns OFF when Frequency 1 is set.
Lights up when Frequency 2 is set.
Fault indicator
(Yellow) [FAULT]
Turns OFF during normal operation.
Lights up or blinks when fault occurs in the device.


Emitter

DescriptionFunction
Operation indicator
(Green) [POWER]
Lights up when device operation is as follows.
Turns OFF when test input is valid.
Test indicator
(Red) [TEST]
Lights up when test input is valid.
Turns OFF when test input is invalid.

Receiver

DescriptionFunction
OSSD indicator
(Red / green)
[OSSD]
When control output (OSSD) is OFF: lights up in red
When control output (OSSD) is ON: lights up in green
Unstable light
reception indicator
(Orange) [STB]
Turns OFF when stable light is received (the percentage of light received is
more than 150%). [Control output (OSSD) ON]
Lights up when unstable light is received (the percentage of light received is
between 100% and 150%). [Control output (OSSD) ON]
Turns OFF when light is blocked (the percentage of light received is less
than 100%). (Note 1) [Control output (OSSD) OFF]

Notes:
1) Besides, ‘when light is blocked’ refers to the status that there exists any object blocking light in the sensing area.
2) The description given in [ ] is marked on the device.

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