Panasonic SF4B C Series User manual
2023.6 panasonic.net/id/pidsx/global
Compact Light Curtain / Type 4
6)%Ƒ&Ƒ
Instruction Manual
WUME-SF4BC-11
© Panasonic Industrial Devices SUNX Co., Ltd. 20232
(MEMO)
© Panasonic Industrial Devices SUNX Co., Ltd. 2023 3
Thank you for purchasing Panasonic Industrial Devices SUNX’s Compact Light Curtain, SF4B-Ƒ&Ƒ
Please read this instruction manual carefully and thoroughly for the correct and optimum use of
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This device is a light curtain for protecting a person from dangerous parts of a machine which
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This manual is for the following personnel:
who have undergone suitable training,
who have knowledge of the light curtains as well as the safety systems and the standards,
Ɣwho are responsible for the introduction of this device,
Ɣwho design the system using this device,
Ɣwho install and connect this device,
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Notes
1) All the contents of this instruction manual are the copyright of the publishers, and may not
be reproduced (even extracts) in any form by any electronic or mechanical means (including
photocopying, recording, or information storage and retrieval) without permission in writing
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2) The contents of this instruction manual may be changed without prior notice for further im-
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3)
Though we have carefully drawn up the contents of this instruction manual, if there are any as-
pects that are not clear, or any error that you may notice, please contact our local Panasonic
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Chapter 1 Introduction ······································································· 6
1-1 Attention Marks ············································································6
1-2 Safety Precautions ········································································6
1-3 Applicable Standards / Regulations ··················································9
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Chapter 2 Before Using This Device ····················································11
2-1 Features ··················································································· 11
2-2 Part Description·········································································· 11
2-3 Protection Area ·········································································· 14
2-3-1 Sensing Area ········································································14
2-3-2 Safety Distance ·····································································15
,QÀXHQFHRI5HÀHFWLYH6XUIDFHV ················································19
2-3-4 Device Placement ··································································20
2-4 Mounting··················································································· 22
2-4-1 Mounting of the Mounting Bracket ·············································22
2-5 Wiring······················································································· 36
2-5-1 Power Supply Unit··································································36
2-5-2 I/O Circuit Diagrams and Output Waveform ·································37
2-5-3 Wiring · Connecting Procedure and Connector Pin Arrangement ·····43
2-5-4 Basic Wiring··········································································45
2-5-5 Wiring for Manual Reset (Interlock is Valid) ·································49
2-5-6 Wiring for Auto-reset (Interlock is Invalid) ····································53
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2-6 Adjustment ················································································ 63
2-6-1 Beam-axis Alignment ······························································63
2-6-2 Operation Test ······································································65
2-6-3 Operation ·············································································66
Chapter 3 Functions·········································································71
3-1 Self-diagnosis Function ································································ 71
3-2 Interlock Function ······································································· 71
3-3 Emission Halt Function ································································ 72
3-4 Auxiliary Output (Non-safety Output)··············································· 73
3-5 External Device Monitor Function ··················································· 73
3-6 Muting Function (For 6)%Ƒ&$- only) ······································ 75
3-7 Override Function (For 6)%Ƒ&$- only) ···································· 78
3-8 Functions Using Handy Controller (6)%+&) (Optional) ······················ 80
Chapter 4 Maintenance·····································································83
4-1 Daily Inspection ·········································································· 83
4-2 Periodic Inspection (Every Six Months)············································ 84
4-3 Inspection after Maintenance························································· 84
© Panasonic Industrial Devices SUNX Co., Ltd. 2023 5
Chapter 5 Troubleshooting ································································85
5-1 Troubleshooting of Emitter ···························································· 85
5-2 Troubleshooting of Receiver·························································· 87
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6-2 Options····················································································· 96
6-3 Dimensions················································································ 99
6-3-1 Rear Mounting with 066)%& and 066)%&·····················99
6-3-2 Side Mounting with 066)%& and 066)%& ··················· 100
6-3-3 Rear Mounting with 066)%& and 066)%&··················· 101
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··· 102
6-3-5 Side Mounting with 066)%& and 066)%& ··················· 103
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6-3-7 Mounting with 066)%& and 066)%& ·························· 105
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6-3-9 Mounting with 066)%&+Ƒ and 066)%&························ 107
6-3-10 Mounting Brackets······························································ 108
Chapter 7 Others··········································································· 119
7-1 Glossary ················································································· 119
7-2 CE Marking Declaration of Conformity··········································· 120
7-3 UKCA Marking Declaration of Conformity······································· 121
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2) Using this device in the following fields: nuclear power control, railroad, aircraft, auto
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ŶWhen this device is to be used for enforcing protection of a person from any danger occurring
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or regional security committees (Occupational Safety and Health Administration: OSHA, the
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ŶIn case of installing this device to a particular machine, follow the safety regulations in regard
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ŶNote that this device may be damaged if it is subject to a strong shock (if it is dropped onto
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ƔThe machine designer, installer, employer and operator are solely responsible to ensure
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ƔWhether this device functions as intended to and systems including this device comply
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into the receiver, or take countermeasures such as painting, masking, roughening, or
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3) Areas exposed to corrosive or explosive gases
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ƔAlways keep the correctly calculated safety distance between this device and the danger-
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ƔInstall extra protection structure around the machine so that the operator must pass
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ƔThe periodical inspection of this device must be performed by an engineer having the spe-
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EU Directives:Machinery Directive2006/42/EC
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RoHS Directives 2011/65/EU
British Legislation:Machinery Regulation 2008/1597
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RoHS Regulation 2012/3032
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EN ISO 13849-1:2015(Category 4, PLe), EN 55011, EN 61000-6-2, EN IEC 63000
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If one type of control output (OSSD) is used, the auxiliary output connects to PLC to monitor the
operation of this device, and construct the control system that can stop a device if discrepancy
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ƑSensor: Emitter, Receiver SFHDFK
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ƔEach function setting is available by using the handy controller (6)%+&RSWLRQDO5HIHUWR
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Emitter
Beam channel
Receiver
Large multi-purpose
indicator
(only 6)%Ƒ&$-)
Display section
Gray cable
Gray cable with black line
Standard mounting bracket
066)%&(Optional)
Large multi-purpose
indicator
(only 6)%Ƒ&$-)
Display section
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1 / 2) when the all beam channels receive light from emitter, and it turns OFF the control output
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Notes: 1) The muting function is only available for the 6)%Ƒ&$-
In case of using the muting function, the following items, 12-core bottom cap cable (6)%&%08,
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2) The blanking function is set by using the handy controller (6)%+&RSWLRQDO3OHDVHSXUFKDVHWKH
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The light emitting elements of the emitter and the light receiving elements of the receiver are
placed at the following intervals, 20mm (SF4B-HƑ&ƑDQGPP6)%$Ƒ&Ƒ
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7KLVEUDFNHWLVXVHGWRPRXQWDQHPLWWHUDQGUHFHLYHURQLWVEDFNRUVLGHVXUIDFH7KLVFDQEH
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Indicator section of emitter
Beam-axis alignment
indicator
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Incident light intensity
LQGLFDWRU>67%@
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313LQGLFDWRU>313@
131LQGLFDWRU>131@
Emission intensity
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Operator indicator
>266'@
Emission halt indicator
>+$/7@
Indicator section of receiver
Beam-axis alignment
indicator
>5(&(37,21@
Incident light intensity
LQGLFDWRU>67%@
)DXOWLQGLFDWRU>)$8/7@
313LQGLFDWRU>313@
131LQGLFDWRU>131@
Function setting indicator
>)81&7,21@
OSSD indicator
>266'@
Interlock indicator
>,17(5/2&.@
Beam-axis
alignment
indicator
Top end
Bottom end
Large multi-purpose
indicator
SF4B-Ƒ&$-
only
Display section
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Description Function
Large multi-purpose indicator (Orange)
(Mounted on SF4B-Ƒ&$- only)
When input for the large multi-purpose indicator is validated: lights up
When input for the large multi-purpose indicator is invalidated: OFF
Beam-axis alignment indicator
(Red / Green)
A
When device top receives light: lights up in red
When device top end receives light: blinks in red
When control output (OSSD 1 / 2) is ON: lights up in green
BWhen device upper middle receives light: lights up in red
When control output (OSSD 1 / 2) is ON: lights up in green
CWhen device lower middle receives light: lights up in red
When control output (OSSD 1 / 2) is ON: lights up in green
D
When device bottom receives light: lights up in red
When device bottom end receives light: blinks in red
When control output (OSSD 1 / 2) is ON: lights up in green
Incident light intensity indicator
2UDQJH*UHHQ>67%@
When stable light is received: lights up in green
When unstable light is received: lights up in orange
When light is blocked (Note 1): OFF (Note 3)
)DXOWLQGLFDWRU<HOORZ>)$8/7@ When fault occurs in the device: lights up or blinks
313LQGLFDWRU2UDQJH>313@ When PNP output is set: lights up
131LQGLFDWRU2UDQJH>131@ When NPN output is set: lights up
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Description Function
Operator indicator (Red / Green)
>266'@1RWH
Both end beam channels are received: blinks in red
All beam channels are received: lights up in green
When control output (OSSD 1 / 2) is OFF: lights up in red
When control output (OSSD 1 / 2) is ON: lights up in green
Emission intensity control indicator
2UDQJH>&75/@ When emission intensity is controlled: lights up
Emission halt indicator (Orange)
>+$/7@
When light emission is halt: lights up
When light is emitted: OFF
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Description Function
266'LQGLFDWRU5HG*UHHQ>266'@
Both end beam channels are received: blinks in red
All beam channels are received: lights up in green
When control output (OSSD 1 / 2) is OFF: lights up in red
When control output (OSSD 1 / 2) is ON: lights up in green
Function setting indicator (Orange)
>)81&7,21@
When connecting the handy controller: brinks
When blanking function is used: lights up (Note 3)
Interlock indicator (Yellow)
>,17(5/2&.@
When device is interlocked: lights up
Other cases: OFF
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2) Since the color of the operation indicator changes according to ON / OFF status of the control output
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3) The blanking function is set by using the handy controller (6)%+&RSWLRQDO3OHDVHSXUFKDVHWKH
KDQG\FRQWUROOHUVHSDUDWHO\
7KHGHVFULSWLRQJLYHQLQ>@LVPDUNHGRQWKHGHYLFH
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ƔBe sure to install protection structure around the machine so that the operator must pass
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Furthermore, ensure that some part of the operator’s body always remains in the sensing area
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ƔFurthermore, facing several receivers towards one emitter, or vice versa, could produce a non-
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The sensing area is the zone formed by the sensing height of the device and the sensing range
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Top
Bottom
Sensing
height
The sensing height (Protective
height) is the area between the
line indicated in the top part and
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Emitter Receiver
Sensing area
Sensing range
Sensing
height
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Dangerous part Sensing area
Dangerous part
Protective
structure
Sensing area
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Dangerous
part
Sensing
area
Sensing
area
Dangerous
part
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ƔCalculate the safety distance correctly, and always maintain the distance which is equal to or
greater than the safety distance, between the sensing area of this device and the dangerous
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tained, the machine will not stop quickly before reaching to the dangerous parts, which can re-
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ƔBefore designing the system, refer to the relevant standards of the region where this device is to
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Furthermore, the equation described in the next pages is to be used only in case the intrusion
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VLJQDOIURPWKLVGHYLFHWRWKHSRLQWWKDWWKHGDQJHURXVSDUWVRIWKHPDFKLQHVWRSV7KHPD[UH-
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ƔThe size of the minimum sensing object for this device varies depending on the case whether
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Floating blanking function
Invalid Setting (Note)
1 beam channel 2 beam channel 3 beam channel
SF4B-HƑ&Ƒ
(20mm-beam channel pitch type)
ø25mm ø45mm ø65mm ø85mm
6)%$Ƒ&Ƒ
(40mm-beam channel pitch type)
ø45mm ø85mm ø125mm ø165mm
Note: Refer to “)XQFWLRQV8VLQJ+DQG\ &RQWUROOHU6)%+&2SWLRQDO´IRUGHWDLOVRIWKHÀRDWLQJ
EODQNLQJIXQFWLRQ
The safety distance is the minimum distance that must be maintained between the device and
the dangerous parts of the machine so that the machine can be stopped before a human body
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The safety distance is calculated based on the equation described in the next page when a per-
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Safety distance S
Dangerous part
Sensing area
Intrusion direction
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ƔEquation 1 S = K × T + C
S Safety distance (mm)
Minimum required distance between the sensing area surface and the dangerous
parts of the machine
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T = Tm+ TSF4B
T
m0D[LPXPKDOWLQJWLPHRIPDFKLQHVHF
T
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C : Additional distance calculated from the size of the minimum sensing object of the
device (mm)
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C = 8 × (d - 14)
d: Minimum sensing object diameter (mm)
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)LUVWFDOFXODWHE\VXEVWLWXWLQJWKHYDOXH. PPVHFLQWKHHTXDWLRQDERYH7KHQFODV-
VLI\WKHREWDLQHGYDOXHRI6LQWRWKUHHFDVHV66DQG6!)RU
&DVH6!UHFDOFXODWHE\VXEVWLWXWLQJWKHYDOXH. PPVHF$IWHUWKDWFODVVLI\
WKHFDOFXODWLRQUHVXOWLQWRWZRFDVHV6DQG6!
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Ɣ
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)RUGHWDLOVEHVXUHWRUHIHUWRWKHVWDQGDUGVRUUHJXODWLRQVDSSOLFDEOHLQHDFKUHJLRQRUFRXQWU\
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ƔEquation 1 S = K × T + C
S : Safety distance (mm)
Minimum required distance between the sensing area surface and the dangerous
parts of the machine
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7DNHQDVPPVHFIRUFDOFXODWLRQ
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T = Tm+ TSF4B
T
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T
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C : Additional distance calculated from the size of the minimum sensing object of the
device (mm)
C = 850 (mm)
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ƔCalculation Example 1: For use in Europe
(OFF response time: 14ms or less, minimum sensing object diameter: 25mm)
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S = K × T + C
= K × (Tm+ TSF4B) + 8 × (d - 14)
= 2,000 × (Tmî
= 2,000 × Tmîî
= 2,000 × Tm+ 28 + 88
= 2,000 × Tm+ 116
If the result is:
1) In case S < 100 (mm)
Safety distance S is taken as 100 (mm)
,QFDVH6PP
Safety distance S is taken as 2,000 × Tm+ 116 (mm)
,QFDVH6!PP
S = K’ × (Tm+ TSF4B) + 8 × (d - 14)
= 1,600 × (Tmî
= 1,600 × Tmîî
= 1,600 × Tm
= 1,600 × Tm
WKHQFDOFXODWHDJDLQ
If the result is:
4) In case S < 500 (mm)
Safety distance S is taken as 500 (mm)
,QFDVH6!PP
Safety distance S is taken as 1,600 × TmPP
,QFDVHWKLVGHYLFHLVLQVWDOOHGLQDV\VWHPZLWKDPD[LPXPKDOWLQJWLPHRIVHF
S = 2,000 × Tm+ 116
î
= 316
Since this value matches with Case 2) above, S is 316 (mm)
,QFDVHWKLVGHYLFHLVLQVWDOOHGLQDV\VWHPZLWKDPD[LPXPKDOWLQJWLPHRIVHF
S = 2,000 × Tm+ 116
î
= 916
Since this value matches with Case 3) above,
S = 1,600 × Tm
î
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ƔEquation 2 DS= K × (TS+ TC+ TSF4B + Tbm) + Dpf
DS: Safety distance (mm)
Minimum required distance between the sensing area surface and the danger-
ous parts of the machine
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TS: Halting time calculated from the operation time of the control element (air valve,
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TC: Maximum response time of the control circuit required for functioning the brake
VHF
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Tbm $GGLWLRQDOKDOWLQJWLPHWROHUDQFHIRUWKHEUDNHPRQLWRUVHF
7KHIROORZLQJHTXDWLRQKROGVZKHQWKHPDFKLQHLVHTXLSSHGZLWKDEUDNHPRQLWRU
T
bm = Ta- (TS+ TC)
T
a:6HWWLQJWLPHRIEUDNHPRQLWRUVHF
When the machine is not equipped with a brake monitor, it is recommended
that 20% or more of (TS+ TCLVWDNHQDVDGGLWLRQDOKDOWLQJWLPH
Dpf : Additional distance calculated from the size of the minimum sensing object of
the device (mm)
SF4B-HƑ&Ƒ'pf PP
6)%$Ƒ&Ƒ'pf PP
Dpf îGLQFK
§îGPP
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ƔCalculation Example 2 For use in the United States of America
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DS= K × (TS+ TC+ TSF4B + Tbm) + Dpf
= 63 × (TaîGLQFK
= 63 × (Taî
= 63 × Taîî
= 63 × Ta
= 63 × Ta
§î7aLQFK
,QFDVHWKLVGHYLFHLVLQVWDOOHGLQDV\VWHPZLWKDPD[LPXPKDOWLQJWLPHRIVHF
DS= 63 × Ta
î
LQFK
§PP
Hence, as per the calculations DSLVPP
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or take countermeasures such as painting, masking, roughening, or changing the material of the
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Emitter Receiver
A
A
Sensing range
L
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Emitter Receiver
A
Sensing range
L
ș
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Distance between emitter and receiver (Sensing range L) Allowable installation distance A
WRP P
3 to 7m /îWDQș /îPș
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Allowable installation distance A (m)
Distance between emitter and receiver
Install in this area
Do not install in this area
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Perform an operation test by referring to “2SHUDWLRQ7HVW´
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Refer to the examples of device placement given below and understand them thoroughly before installing the
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1) Install emitter and the receiver back to back 2) Arrange the emitter and the receiver vertically on
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Receiver Emitter Emitter Receiver
Receiver
Emitter
Emitter
Receiver
3) Arrange the emitter and the receiver horizontally
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4) Install a barrier
Receiver
Emitter
Emitter
Receiver
Receiver Emitter Receiver Emitter
Barrier
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