Page 3
Thank you for purchasing SUNX’s Light Curtain, SF4B series (hereinafter called ‘this de- vice’). Please read this instruction manual carefully and thoroughly for the correct and optimum use of this product. Kindly keep this manual in a convenient place for quick reference.
The engineer would be a person who is appropriately educated, has widespread knowledge and experience, and can solve various problems which may arise during work, such as a machine designer, or a person in charge of installation or operation etc. SUNX Limited MJE-SF4B No.0012-72V - 6 -...
Page 7
This device starts the performance after 2 seconds from the power ON. Have the control system started to function with this timing. SUNX Limited MJE-SF4B No.0012-72V - 7 -...
Page 8
Do not use this device to detect objects flying over the sensing area. Do not use this device to detect transparent objects, translucent objects or objects smaller than the specified minimum sensing objects. SUNX Limited MJE-SF4B No.0012-72V - 8 -...
In Japan, never use this device as a safety equipment for any press machine or shearing machine. When this device is used in a place other than the places shown above, be sure to confirm the standards or regulations applicable in each region or country before use. SUNX Limited MJE-SF4B No.0012-72V - 9 -...
Each function setting is available by using the handy controller (SFB-HC) (optional) Refer to ‘3-9 Functions Using Handy Controller (SFB-HC) (Optional)’ for details. Refer to ‘6-2 Options’ for details of options. Part Description SUNX Limited MJE-SF4B No.0012-72V - 11 -...
Page 12
This bracket is to be used for mounting the sensor having 79 beam channels or more for SF4B-F , 40 beam channels or more for SF4B-H , 20 beam channels or more for SF4B-A . SUNX Limited MJE-SF4B No.0012-72V - 12 -...
Page 13
3) The status ‘when light is blocked’ refers to the status that the some obstacle is existed in the sensing area. 4) The blanking function is set by using the handy controller (SFB-HC) (optional). Please purchase the handy controller separately. 5) The description given in [ ] is marked on the sensor. SUNX Limited MJE-SF4B No.0012-72V - 13 -...
(FC-SFBH- ) (op- tional). Take care that if the sensing range is less than 0.3m, malfunction may occur due to the optical structure. <Example of Correct Installation> <Example of Incorrect Installation> SUNX Limited MJE-SF4B No.0012-72V - 14 -...
85mm (20mm beam channel pitch type) SF4B-A 45mm 85mm 125mm 165mm (40mm beam channel pitch type) Note: Refer to ‘3-9 Functions Using Handy Controller (SFB-HC) (Optional)’ for details of the floating blanking function. SUNX Limited MJE-SF4B No.0012-72V - 15 -...
Page 16
: Maximum halting time of device (s) : Response time of this device (s) SF4B C: Additional distance calculated from the size of the minimum sensing object of the sensor (mm) C = 850 (mm) SUNX Limited MJE-SF4B No.0012-72V - 16 -...
Page 17
Since this value matches with Case 3) above, S = 1,600 x T + 22.4 = 1,600 x 0.4 + 22.4 = 662.4 Since this value matches with Case 5) above, S is 662.4 (mm). SUNX Limited MJE-SF4B No.0012-72V - 17 -...
Page 18
Since the calculation above is performed by taking 1 (inch) = 25.4 (mm), there is a slight difference between the representation in (mm) and that in (inch). Refer to the relevant standard for the details. SUNX Limited MJE-SF4B No.0012-72V - 18 -...
Page 19
Since the calculation above is performed by taking 1 (inch) = 25.4 (mm), there is a slight difference between the representation in (mm) and that in (inch). Refer to the relevant standard for the details. SUNX Limited MJE-SF4B No.0012-72V - 19 -...
61496-2. However, install this device away from reflective surfaces considering an effective aperture angle of ±3° to take care of beam misalignment, etc. during installation. Allowable Distance from Sensor Beam Channel to Reflective Surface SUNX Limited MJE-SF4B No.0012-72V - 20 -...
<Example of sensor placement> <Reference> The above figures are just examples of sensor placement. If there are any questions or problems, please contact our office. SUNX Limited MJE-SF4B No.0012-72V - 21 -...
30 degrees. Set and fix both emitter and receiver using the marks so that they face to each other. Refer to ‘2-6-1 Beam-axis Alignment’ for details of the beam-axis alignment. SUNX Limited MJE-SF4B No.0012-72V - 22 -...
Page 23
(MS-SFB-2) (accessory)>. <Reference> Mounting method of the M8 mounting bracket (MS-SFB-1-T), the pitch adapter bracket (MS-SFB-4) and the M8 pitch adapter bracket (MS-SFB-4-T) is the same as the standard mounting bracket (MS-SFB-1). SUNX Limited MJE-SF4B No.0012-72V - 23 -...
Page 24
Note: For the models that the intermediate supporting bracket (MS-SFB-2) is enclosed with, be sure to use the intermediate supporting bracket (MS-SFB-2). For details, refer to <In case of using intermediate supporting bracket (MS-SFB-2) (accessory)>. SUNX Limited MJE-SF4B No.0012-72V - 24 -...
Page 25
3. After aligning the beam axis, mount the intermediate supporting bracket to the mounting surface using two hexagons-socket head bolts [M5 (please arrange separately)]. For the details of beam axis alignment, refer to ‘2-6-1 Beam-axis Alignment’. SUNX Limited MJE-SF4B No.0012-72V - 25 -...
Page 26
[M8 (please arrange separately)]. 8. Adjust the intermediate supporting bracket and protect bar intermediate supporting bracket, and then tighten the hexagon-socket bolt [M8 (please arrange separately)]. SUNX Limited MJE-SF4B No.0012-72V - 26 -...
1. Insert the connector of the bottom cap cable (optional) into the connector of this device. When inserting the connector, fit the cable to the groove of this device. 2. Tighten the two M2.6 screws. The tightening torque should be 0.3N·m or less. SUNX Limited MJE-SF4B No.0012-72V - 28 -...
2. Insert the connector of the cable for series connection (SFB-CSL ) (optional) into the connector. When inserting the connector, fit the cable into the groove of this device. 3. Tighten each two M2.6 screws. The tightening torque should be 0.3N·m or less. SUNX Limited MJE-SF4B No.0012-72V - 29 -...
Page 30
SFB-CSL05 SFB-CSL1 1,000 SFB-CSL5 5,000 <Dismantling the cable for series connection> 1. For dismantling the cable for series connection, follow the above procedure of <Mounting method of cable for series connection> in reverse. SUNX Limited MJE-SF4B No.0012-72V - 30 -...
6) In case a surge is generated, take countermeasures such as connecting a surge absorber to the origin of the surge. 7) Power supply unit corresponding to CLASS 2 (only for requiring UL Listing Mark / C-UL US Listing Mark conformation). SUNX Limited MJE-SF4B No.0012-72V - 31 -...
2) The circuit diagram shown above is for 12-core cable to be used. For 8-core cable, red, yellow, grey, grey / black, sky-blue / white, sky-blue / black, there is no lead wire. <Reference> K1, K2: External device (Forced guided relay or magnetic contactor) SUNX Limited MJE-SF4B No.0012-72V - 32 -...
Page 33
Note: The circuit diagram shown above is for 12-core cable to be used. For 8-core cable, red, yellow, grey, grey / black, sky-blue / white, sky-blue / black, there is no lead wire. <Reference> K1, K2: External device (Forced guided relay or magnetic contactor) SUNX Limited MJE-SF4B No.0012-72V - 33 -...
When the synchronization cable is extended with a cable other than exclusive cable, use 0.2mm or more shielded twist pare cable. When this device is used in conformity with the Korean S-mark, the power wire to be connected to this device should be less than10m. SUNX Limited MJE-SF4B No.0012-72V - 34 -...
Page 35
Connector for emitter: gray, connector for receiver: black For details of the bottom cap cable, the cable with connector on one end, and the cable with connector on both ends, refer to ‘6-2 Options’. SUNX Limited MJE-SF4B No.0012-72V - 35 -...
Note: The circuit diagram shown above is for 12-core cable to be used. For 8-core cable, red, yellow, grey, grey / black, sky-blue / white, sky-blue / black, there is no lead wire. SUNX Limited MJE-SF4B No.0012-72V - 36 -...
Page 37
Note: The circuit diagram shown above is for 12-core cable to be used. For 8-core cable, red, yellow, grey, grey / black, sky-blue / white, sky-blue / black, there is no lead wire. SUNX Limited MJE-SF4B No.0012-72V - 37 -...
2) The circuit diagram shown above is for 12-core cable to be used. For 8-core cable, red, yellow, grey, grey / black, sky-blue / white, sky-blue / black, there is no lead wire. 3) For resetting, refer to ‘3-2 Interlock Function’. SUNX Limited MJE-SF4B No.0012-72V - 38 -...
Page 39
Notes: 1) The circuit diagram shown above is for 12-core cable to be used. For 8-core cable, red, yellow, grey, grey / black, sky-blue / white, sky-blue / black, there is no lead wire. 2) For resetting, refer to ‘3-2 Interlock Function’. SUNX Limited MJE-SF4B No.0012-72V - 39 -...
2) The circuit diagram shown above is for 12-core cable to be used. For 8-core cable, red, yellow, grey, grey / black, sky-blue / white, sky-blue / black, there is no lead wire. 3) For resetting, refer to ‘3-2 Interlock Function’. SUNX Limited MJE-SF4B No.0012-72V - 40 -...
Page 41
Notes: 1) The circuit diagram shown above is for 12-core cable to be used. For 8-core cable, red, yellow, grey, grey / black, sky-blue / white, sky-blue / black, there is no lead wire. 2) For resetting, refer to ‘3-2 Interlock Function’. SUNX Limited MJE-SF4B No.0012-72V - 41 -...
For parallel connection, connect the one receiver to the other connection using the interfer- ence prevention line as shown in the figure on the next page. Wrong connection could gen- erate the non-sensing area, resulting in serious injury or death. SUNX Limited MJE-SF4B No.0012-72V - 42 -...
Page 43
Notes: 1) If the interference prevention wire is extended, use a 0.2mm , or more, shielded twisted pair-cable. 2) Vs is the applying supply voltage. 3) For resetting, refer to ‘3-2 Interlock Function’. SUNX Limited MJE-SF4B No.0012-72V - 43 -...
Page 44
Incorrect wiring may cause the lockout state. Notes: 1) If the interference prevention wire is extended, use a 0.2mm , or more, shielded twisted pair-cable. 2) For resetting, refer to ‘3-2 Interlock Function’. SUNX Limited MJE-SF4B No.0012-72V - 44 -...
For parallel connection, connect the one receiver to the other connection using the inter- ference prevention line as shown in the figure on the next page. Wrong connection could generate the non-sensing area, resulting in serious injury or death. SUNX Limited MJE-SF4B No.0012-72V - 45 -...
Page 46
Notes: 1) If the interference prevention wire is extended, use a 0.2mm , or more, shielded twisted pair-cable. 2) Vs is the applying supply voltage. 3) For resetting, refer to ‘3-2 Interlock Function’. SUNX Limited MJE-SF4B No.0012-72V - 46 -...
Page 47
Incorrect wiring may cause the lockout state. Notes: 1) If the interference prevention wire is extended, use a 0.2mm , or more, shielded twisted pair-cable. 2) For resetting, refer to ‘3-2 Interlock Function’. SUNX Limited MJE-SF4B No.0012-72V - 47 -...
2) The circuit diagram shown above is for 12-core cable to be used. For 8-core cable, red, yellow, grey, grey / black, sky-blue / white, sky-blue / black, there is no lead wire. 3) For resetting, refer to ‘3-2 Interlock Function’. SUNX Limited MJE-SF4B No.0012-72V - 48 -...
Page 49
Notes: 1) The circuit diagram shown above is for 12-core cable to be used. For 8-core cable, red, yellow, grey, grey / black, sky-blue / white, sky-blue / black, there is no lead wire. 2) For resetting, refer to ‘3-2 Interlock Function’. SUNX Limited MJE-SF4B No.0012-72V - 49 -...
2) The circuit diagram shown above is for 12-core cable to be used. For 8-core cable, red, yellow, grey, grey / black, sky-blue / white, sky-blue / black, there is no lead wire. SUNX Limited MJE-SF4B No.0012-72V - 50 -...
Page 51
Note: The circuit diagram shown above is for 12-core cable to be used. For 8-core cable, red, yellow, grey, grey / black, sky-blue / white, sky-blue / black, there is no lead wire. SUNX Limited MJE-SF4B No.0012-72V - 51 -...
Notes: 1) The incandescent lamp with 3 to 10W shall be connected to the muting lamp output. If the muting lamp is not connected, the muting function does not operate. 2) Vs is the applying supply voltage. SUNX Limited MJE-SF4B No.0012-72V - 52 -...
Page 53
0 to +1.5V (source current 5mA or less): Valid, Open: Invalid Note: The incandescent lamp with 3 to 10W shall be connected to the muting lamp output. If the muting lamp is not connected, the muting function does not operate. SUNX Limited MJE-SF4B No.0012-72V - 53 -...
/ receiver so that the beam-axis alignment indicators in the display of the emitter and receiver light up. The emitter and the receiver can be fine-adjusted by ±15 degrees. SUNX Limited MJE-SF4B No.0012-72V - 54 -...
Page 55
The tightening torque should be 2N m or less. 8. Tighten the two intermediate supporting brackets [M5 (please arrange separately)]. Check, once again, that the beam-axis alignment indicators in the display of the emitter and receiver do light up. SUNX Limited MJE-SF4B No.0012-72V - 55 -...
<Reference> If the indicators show reception of the light even though the test rod blocks the light, check whether there is any reflective object or extraneous light source near this device or not. SUNX Limited MJE-SF4B No.0012-72V - 56 -...
2) The status of the emitter / receiver indicators during operation above shows the case in PNP output setting mode. In case of NPN output setting mode, the NPN indicator (orange) lights up. SUNX Limited MJE-SF4B No.0012-72V - 57 -...
Page 58
2) The status of the emitter / receiver indicators during operation above shows the case in PNP output setting mode. In case of NPN output setting mode, the NPN indicator (orange) lights up. SUNX Limited MJE-SF4B No.0012-72V - 58 -...
Page 59
2) The status of the emitter / receiver indicators during operation above shows the case in PNP output setting mode. In case of NPN output setting mode, the NPN indicator (orange) lights up. SUNX Limited MJE-SF4B No.0012-72V - 59 -...
Page 60
3) The status of the emitter / receiver indicators during operation above shows the case in PNP output setting mode. In case of NPN output setting mode, the NPN indicator (orange) lights up. SUNX Limited MJE-SF4B No.0012-72V - 60 -...
Page 61
2) The status of the emitter / receiver indicators during operation above shows the case in PNP output setting mode. In case of NPN output setting mode, the NPN indicator (orange) lights up. 3) Vs is the applying supply voltage. SUNX Limited MJE-SF4B No.0012-72V - 61 -...
Page 62
2) The status of the emitter / receiver indicators during operation above shows the case in PNP output setting mode. In case of NPN output setting mode, the NPN indicator (orange) lights up. 3) Vs is the applying supply voltage. SUNX Limited MJE-SF4B No.0012-72V - 62 -...
Page 63
(Source of error): The control output (OSSD 1, OSSD 2) short-circuit, extraneous light de- tection, sensor failure, etc. Refer to ‘Chapter 5 Troubleshooting’ and remove the source of error. SUNX Limited MJE-SF4B No.0012-72V - 63 -...
If this device is used with the auto-reset, avoid an auto-restart after the safety output stop of the system by using a safety relay unit etc. (EN 60204-1) <Reference> It is possible to change the conditions for interlocking by using the handy controller (SFB-HC) (optional). SUNX Limited MJE-SF4B No.0012-72V - 64 -...
Do not use the emission halt function for the purpose of stopping the machine in which the SF4B series is installed. Failure to do so could result in death or serious injury. Interference Prevention Function It is possible to construct the system to prevent malfunction due to interference of the light between SF4B series devices.
[Set through the handy controller (SFB-HC) (optional)]. The auxiliary output cannot be connected to external devices. <Reference> It is also possible to set the external device monitor function into ‘invalid’ by using the handy controller (SFB-HC) (optional). SUNX Limited MJE-SF4B No.0012-72V - 66 -...
Page 67
The setting time of the device monitor is 300ms or less. Exceeding 300ms turns the device into lockout status. It can be set within 100 to 600ms (unit: 10ms) by using the handy con- troller (SFB-HC) (optional). SUNX Limited MJE-SF4B No.0012-72V - 67 -...
Note: The muting lamp diagnosis function can be set with the handy-controller Ver.2 (SFB-HC) (optional). If the muting lamp function is set to be invalid, the muting function is maintained even if a lamp blows or a lamp is not connected. SUNX Limited MJE-SF4B No.0012-72V - 68 -...
Page 69
3) The time of the sensing object to be passed through the muting sensors C to D shall be under 3 sec. Distance between C and D (m) < S (m/sec.) × 3 (sec.) S: The moving speed (m/sec.) of the sensing object. SUNX Limited MJE-SF4B No.0012-72V - 69 -...
Page 70
(SFB-HC) (optional). It is recommended that two muting lamps should be connected in parallel. In this case, take care not to exceed SUNX Limited MJE-SF4B No.0012-72V - 70 -...
Using override function, make sure that there exist no operator in the dangerous zone, which may result in death or serious injury. SUNX Limited MJE-SF4B No.0012-72V - 71 -...
The two modes, normal mode and short mode, can be set / changed by controlling the emission intensity. The factory setting is set to the normal mode for the emission intensity control function. Auxiliary output switching function (non-safety output) The following outputs are switchable as the auxiliary output. SUNX Limited MJE-SF4B No.0012-72V - 72 -...
Page 73
The function cannot be set with the handy controller having Ver.1 software. Protect function Unless the password is not input, any setting change of the sensor cannot be allowed. The factory setting is set to invalid for the protect function. SUNX Limited MJE-SF4B No.0012-72V - 73 -...
In case external noise affects the operation, remove its cause and re-inspect. Be sure to check the operation of the muting function before its use. Furthermore, check the state of the muting lamp (cleanliness or brightness etc.) SUNX Limited MJE-SF4B No.0012-72V - 74 -...
4) When the device installation place or environment is changed. 5) When the wiring method or wiring layout is changed. 6) When FSD (Final Switching Device) parts are replaced. 7) When FSD (Final Switching Device) setting is changed. SUNX Limited MJE-SF4B No.0012-72V - 75 -...
(0V: PNP output, +V: NPN output) lamp output are not cor- Wire the muting lamp output wire (red) correctly. rectly wired. Refer to ‘2-5 Wiring’. Output circuit error Output circuit is damaged. Replace this device. SUNX Limited MJE-SF4B No.0012-72V - 76 -...
Page 77
Note: Since the color of the operation indicator changes according to ON / OFF status of the control output (OSSD 1, OSSD 2), the operation indicator is marked as ‘OSSD’ on the sensor. If the device does not work normally after checking the items above, please consult SUNX. SUNX Limited MJE-SF4B No.0012-72V...
Wire the output polarity setting wire (shield) cor- [Digital error indicator: wires. rectly. (0V: PNP output, +V: NPN output) Shield wire error Shield wire connection of Wire the shield wire of the receiver correctly. emitter / receiver is incor- rect. SUNX Limited MJE-SF4B No.0012-72V - 78 -...
Page 79
The beam channels are not correctly aligned. Align the top / bottom direction of the beam channel between emitter and receiver. If the device does not work normally after checking the items above, please consult SUNX. SUNX Limited MJE-SF4B No.0012-72V - 79 -...
Chapter 6 Specifications · Dimensions Specifications Model Example: SF4B-F55 Beam pitch: 10mm No. of beam channels: 55 channels Model-wise specifications <10mm pitch type> PFHd: Probability of dangerous failure per hour, MTTFd: Mean time to dangerous failure. SUNX Limited MJE-SF4B No.0012-72V - 80 -...
Page 81
<20mm pitch type> PFHd: Probability of dangerous failure per hour, MTTFd: Mean time to dangerous failure. SUNX Limited MJE-SF4B No.0012-72V - 81 -...
Page 82
<40mm pitch type> PFHd: Probability of dangerous failure per hour, MTTFd: Mean time to dangerous failure. SUNX Limited MJE-SF4B No.0012-72V - 82 -...
Page 83
3) The cable can be extended within 30m (for emitter / receiver) when two sensors are connected with series connection, within 20m when three sensors are connected with series connection. Furthermore, when the muting lamp is used, the cable can be extended within 40m (for emitter / receiver). SUNX Limited MJE-SF4B No.0012-72V - 83 -...
Page 84
The corresponding emitter and receiver must have the same serial No. and be correctly ori- ented. The serial No. is indicated on the plates of both emitter and receiver. (Under the model represents the serial No.) SUNX Limited MJE-SF4B No.0012-72V - 84 -...
Cable length Remarks Discrete SFB-CCB3-MU This 12-core bottom cap cable is used when the muting function is wire applied. SFB-CCB7-MU For emitter: 12-core shielded cable SFB-CB05-MU Connector 0.5m For receiver: 12-core shielded cable SUNX Limited MJE-SF4B No.0012-72V - 85 -...
Page 86
Cable for series connection: 2 pcs./set (Common for emitter and receiver) Model No. Cable length Remarks SFB-CSL01 0.1m SFB-CSL05 0.5m Used to connect sensor in series. SFB-CSL1 Common for emitter and receiver. SFB-CSL5 SUNX Limited MJE-SF4B No.0012-72V - 86 -...
Page 87
Remarks Model No. Remarks This mounting bracket is for replacing This mounting bracket is for replacing the other SUNX light curtains (protec- the other SUNX light curtains (protec- MS-SFB-4 tive height 200mm or more) by SF4B MS-SFB-4-T tive height 200mm or more) by SF4B series.
Page 88
The muting control function and the emergency stop input etc., SF-C14EX01 are incorporated, which expand the (Note) applications of the light curtain. Note: SF-C14EX-01 cannot be used in combination with the handy-controller (SFB-HC) (optional). SUNX Limited MJE-SF4B No.0012-72V - 88 -...
Page 89
SF4B-H88, SF4B-A44 MC-SFBH-96 SF4B-H96, SF4B-A48 Note: The protect bar intermediate supporting bracket (optional) is for the protect bar longer than MC-SFBH-48 in length. Use the bracket when the protect bar bends a lot. SUNX Limited MJE-SF4B No.0012-72V - 89 -...
It is the area over which intrusion by people or objects can be detected by Sensing area one set of sensor. It is given by the product of the protective height and the operating range. SUNX Limited MJE-SF4B No.0012-72V - 97 -...
Page 98
0V (+V for NPN output). The abbreviation for the Presence Sensing Device Initiation. PSDI The safety device that restarts automatically without any operation by the operator after the device detects danger status and halts for a while. SUNX Limited MJE-SF4B No.0012-72V - 98 -...
EC Representative’s Name: Panasonic Electric Works Europe AG EC Representative’s Address: Rudolf-Diesel-Ring 2, 83607 Holzkirchen, Germany Product: Active Opto-electronic Protective Device (Light Curtain) Model Name: SF4B Series Trade Name: SUNX Application of Council Directive: - 98/37/EC Machinery Directive (Valid until 29 Dec. 2009) - 2006/42/EC Machinery Directive (Valid from 29 Dec.
Page 100
First edition: October 27, 2004 Second edition: December 10, 2004 Third edition: January 31, 2005 Fourth edition: October 20, 2005 Fifth edition: March 15, 2006 Sixth edition: July 31, 2007 Seventh edition: October 20, 2009 SUNX Limited MJE-SF4B No.0012-72V - 100 -...
Page 101
(2) Any Products found to be defective must be shipped to SUNX with all shipping costs paid by Purchaser or offered to SUNX for inspection and examination. Upon examination by SUNX, SUNX will, at its sole discretion, repair or replace at no charge, or refund the purchase price of, any Products found to be defective.
Need help?
Do you have a question about the SF4B Series and is the answer not in the manual?
Questions and answers