088-093/MR3 0.6.10 12:21 Page 1 LONG RANGE TRIGONOMETRIC AREA REFLECTIVE MR3/MR3-T PHOTOELECTRIC SENSORS Series (AC OR DC POWER) Accurately detects objects, regard- Designed for easy installation and less of colors, materials and shapes. adjustment. Area reflective type sensor permits the • Screw terminals for easy wiring. detection of white and black targets at • One-touch switch for mode selection. the same distance. Also targets with Without timer mixed colors, difficult to detect with Distance adjustment dial Adjuster LED standard diffuse reflective type sensors, can be detected. Unaffected background objects. Area reflective type sensors do not detect objects beyond the set point. False detection, caused by movement Operation indicator FEATURES Light-ON/Dark-ON selector LED beyond detectable objects, does not Long range sensors. occur. The first long distance optical triangula- With timer Light indicator LED Tolerates dirty lens with consistent tion photoelectric sensors for 1 m 3.281 Timing mode and Distance adjustment dial position detection. ft. and Light-ON/Dark-ON selector There is virtually no variation in the 2 m 6.562 ft. applications.Suitable for operation even if the lens surface detection of passing targets and posi- becomes dirty. Position detection of tar- tioning. gets approaching from the front is New added type with timer functions. always constant. The 3-mode (ON-delay, OFF-delay, Operation indicator Time range adjustment One-shot) timer function is built-in the Various outputs selectable LED dial MR3-T type, to prevent detection errors Two outputs are provided for the DC and make it easier to send a high type, NPN and PNP output, so that a An output protection circuit is built- speed signal to a PC etc. The control single photoelectric sensor can match in the DC type. time range is from 0.1 to 5 sec. the polarity of the power supply Water protected construction (equiv- AC or DC power wiring.The output section of the AC/DC alent to IEC IP66). The DC type operates by 12 to 24 V type contains compact 1 Form A con- DC and the AC-DC type by 12 to 240 V tact rated 3 A, 250 V AC (resistive). APPLICATIONS DC or 24 to 240 V AC power supply. Detection of medium to large targets. This allows operation voltages world Large product assembly lines, automat- wide. ic vertical warehouses, personnel detection, etc. SENSING RANGES Sensing range (m ft.) 1 3.281 2 6.562 MR3-M100 type MR3-M200 type PRODUCT TYPE Detection method Range Rated operating voltage Control output Timer Part number No MR3-M100A-DC12-24V Transistor 12 to 24 V DC (NPN and PNP) Yes MR3-M100AT-DC12-24V 1 m 3.281 ft. No MR3-M100P-12-240VCE 12 to 240 V DC 1 from A relay 24 to 240 V AC (3 A 250 V AC) Yes MR3-M100PT-12-240VCE Area reflective type No MR3-M200A-DC12-24V Transistor 12 to 24 V DC (NPN-PNP) Yes MR3-M200AT-DC12-24V 2 m 6.562 ft. No MR3-M200P-12-240VCE 12 to 240 V DC 1 from A relay 24 to 240 V AC (3 A 250 V AC) Yes MR3-M200PT-12-240VCE 88 088-093/MR3 0.6.10 12:21 Page 2 SPECIFICATIONS DC type 1) Ratings Type Types without timer, MR3 Types with timer, MR3-T Rated operating voltage 12 to 24 V DC Operating side Rated current consumption 55 mA or less (excluding load) 60 mA or less (excluding load) Load side Output current capacity 100 mA or less (NPN side), 100 mA or less (PNP side) 2) Performance Detection principle Triangulation sensing method Detection method Area reflective type Type Amplifier selfcontained DC type without timer, MR3 Amplifier selfcontained DC type with timer, MR3-T Part number MR3-M100A-DC12-24V MR3-M200A-DC12-24V MR3-M100AT-DC12-24V MR3-M200AT-DC12-24V Sensing range 1 m 3.281 ft. 2 m 6.562 ft. 1 m 3.281 ft. 2 m 6.562 ft. Detectable distance 0.2 to 1 m .656 to 3.281 ft. 0.5 to 2 m 1.641 to 6.562 ft. 0.2 to 1 m .656 to 3.281 ft. 0.5 to 2 m 1.641 to 6.562 ft. White drawing paper: 20T20 cm 7.874T7.874 inches Standard target Detectable target Opaque, translucent Hysteresis 10% or less of the set range Operating voltage range 9.6 to 30 V DC ripple (P-P) included Response time (freq.) 1 ms or less (500 times per second or less) Initial insulation resistance 20 MΩ or less between input/output and external housing (at 500 V DC) Initial breakdown voltage Between input/output and external housing: 500 Vrms for 1 min Functional 10 to 55 Hz (1 cycle/min), double amplitude 1.5 mm .059 inch (10 min each on 3 axes) Vibration resistance Destructive 10 to 55 Hz (1 cycle/min), double amplitude 1.5 mm .059 inch (2 h each on 3 axes) 2 Functional 98 m/s {approx. 10 G} (6 times each on 3 axes) Shock resistance 2 Destructive 980 m/s {approx. 100 G} (6 times each on 3 axes) Protective construction Plastic case, water-protected (equivalent to IEC IP66) Usable Incandescent lamp 3,000 lux or less ambient Sunlight 10,000 lux or less light level Ambient temperature –25°C to 55°C –13°F to 131°F (non-icing condition) Ambient humidity Max. 85% RH (non-condensing condition) Storage temperature –30°C to 70°C –22°F to 158°F Operation indicator LED (Light incident), Light indicator LED (Light incident), Indicator Adjuster LED Operation indicator LED Light source Infrared LED Time range — 0.1 to 5 s Timer functions Operation mode — Normal, ON-delay, OFF-delay, One-shot Unless otherwise specified, the measurement conditions comprise rated operating voltage, power supply by battery, 20°C 68°F ambient temper- ature, standard target and 200 lux or less illuminance on the receiver surface. 3) Output circuit diagram Types without timer, MR3 Types with timer, MR3-T Circuit diagram Circuit diagram 89 088-093/MR3 0.6.10 12:22 Page 3 AC/DC type 1) Ratings Type Types without timer, MR3 Types with timer, MR3-T Rated operating voltage 12 to 240 V DC/24 to 240 V AC Operating side Rated current consumption DC: 3 W or less ; AC: 4 VA or less DC: 4 W or less ; AC: 5 VA or less Load side Output current capacity 3 A 250 V AC (resistive) 2) Performance Detection principle Triangulation range measurement method Detection method Area reflective type Type Amplifier selfcontained AC/DC type without timer , MR3 Amplifier selfcontained AC/DC type with timer, MR3-T Part number MR3-M100P-12-240VCE MR3-M200P-12-240VCE MR3-M100PT-12-240VCE MR3-M200PT-12-240VCE Sensing range 1 m 3.281 ft. 2 m 6.562 ft. 1 m 3.281 ft. 2 m 6.562 ft. Detectable distance 0.2 to 1 m .656 to 3.281 ft. 0.5 to 2 m 1.641 to 6.562 ft. 0.2 to 1 m .656 to 3.281 ft. 0.5 to 2 m 1.641 to 6.562 ft. Standard target White drawing paper: 20T20 cm 7.874T7.874 inches Detectable target Opaque, translucent Hysteresis 10% or less of the set range Operating voltage range 10.8 to 264 V DC/21.6 to 264 V AC Response time (freq.) 20 ms or less (25 times per second or less) between live terminal and dead metal parts between live terminal and contact Initial insulation resistance 100 MΩ or more (at 500 V DC) between live contact and dead metal parts between open contacts Between live terminal and dead metal parts: 2,000 Vrms for 1 min Between live terminal and contact: 2,000 Vrms for 1 min Initial breakdown voltage Between contact and dead metal parts: 2,000 Vrms for 1 min Between open contacts: 1,000 Vrms for 1 min Functional 10 to 55 Hz (1 cycle/min), double amplitude 1.5 mm .059 inch (10 min each on 3 axes) Vibration resistance Destructive 10 to 55 Hz (1 cycle/min), double amplitude 1.5 mm .059 inch (2 h each on 3 axes) 2 Functional 98 m/s {approx. 10 G} (3 times each on 3 axes) Shock 2 resistance Destructive 980 m/s {approx. 100 G} (3 times each on 3 axes) Protective construction Plastic case, water-protected (equivalent to IEC IP66) Incandescent Usable 3,000 lux or less amp ambient light level Sunlight 10,000 lux or less Ambient temperature –25°C to 55°C –13°F to 131°F (non-icing condition) Ambient humidity Max. 85% RH (non-condensing condition) Storage temperature –30°C to 70°C –22°F to 158°F Operation indicator LED (Light incident), Light indicator LED (Light incident), Indicator Adjuster LED Operation indicator LED Light source Infrared LED Time range — 0.1 to 5 s Timer function Operation mode — Normal, ON-delay, OFF-delay, One-shot Contact arrangement 1 Form A Initial contact resis- tance (By voltage 100 mΩ or less Output drop 6 V DC 1 A) Contact material Gold flash over silver alloy 5 7 Expected life (max.) Electrical: 10 times (20 cpm at rated load); Mechanical: 5T10 times (20 cpm) Unless otherwise specified, the measurement conditions comprise rated operating voltage, 20°C 68°F ambient temperature, standard target and 200 lux or less illuminance on the receiver surface. 3) Output circuit diagram Types without timer, MR3 Types with timer, MR3-T Circuit diagram Circuit diagram 90 088-093/MR3 0.6.10 12:22 Page 4 2. Projector beam diameter DATA characteristics 1. Operating range characteristics MR3-M100 types MR3-M100 types MR3-M200 types Light beam diameter is determined as the region where the amount of light is decreased to 1/e2 (e ] 2.72) when the largest amount of light is assumed as 1. For 200 cm 6.562 ft. 200 6.562 For 150 cm 4.922 ft. For 100 cm 3.281 ft. 150 For 100 cm 3.281 ft. Moving direction 4.922 Standard target (white drawing paper 100 Moving direction 100 3.281 200×200 mm 100 25 dia. 3.281 Standard target 7.874×7.874 inch) 3.281 .984 (white drawing paper 200× For 50 cm 1.641 ft. 50 50 22 dia. 200 mm 7.874×7.874 inch) 50 1.641 1.641 1.641 .866 For 50 cm 1.641 ft. 20 10 10 20 20 10 10 20 100 50 50 100 .787 .394 .394 .787 .787 .394 .394 .787 3.937 1.969 1.969 3.937 Operating range Operating range Beam dia. (mm inch) (mm inch) (mm inch) 3. Sensing range and surface area characteristics MR3-M200 types MR3-M100 types MR3-M200 types Standard target (white drawing paper Standard target (white drawing paper 20×20 cm 7.874×7.874 inch) 20×20 cm 7.874×7.874 inch) Distance setting 200 cm 6.562 ft. Distance setting 100 cm 3.281 ft. 200 100 6.562 3.281 200 48 dia. 6.562 1.890 150 34 dia. 4.922 1.339 Distance setting 100 cm 3.281 ft. Distance setting 50 cm 1.641 ft. 100 25 dia. 100 50 3.281 1.641 3.281 .984 50 22 dia. 1.641 .866 100 50 50 100 3.937 1.969 1.969 3.937 Beam dia. (mm inch) 4 10 100 400 1,000 4 10 100 400 1,000 .620 1.550 15.500 62.000 155.000 .620 1.550 15.500 62.000 155.000 2 2 2 2 Target size (cm inch ) Target size (cm inch ) 4. Material characteristics mm inch DIMENSIONS MR3-M100 types Condition: Target: 15T15 cm 5.906T5.906 inch natural shape MR3/MR3-T Photoelectric sensor Outline dimensions White Adjuster LED drawing 26 (Light indicator LED) paper 1.024 Yellow 25.4 1.000 Orange Distance adjustment dial Operation indicator LED Red 1.8 5 .197 5 .197 .071 58 Brown 2.283 0.7 .028 Green 2-5.1 .201 dia. hole Blue 58 68 2.283 2.677 Black 50 100 1.641 3.281 5 Distance range (cm ft.) .197 General tolerance: Conduit connector ( ) denotes MR3-T timer type. ±1.0 .039 MR3-M200 types Condition: Target: 15T15 cm 5.906T5.906 inch natural shape Dimensions with the mounting Conduit connector White bracket attached. drawing 6.5 paper .256 (30.5) (1.201) 58mm Yellow 4 Orange 17.5 .157 10 10 .689 58 Red 2.283 .394 .394 2-M5×30 Brown Green Blue 88 58 3.465 2.283 Black 18 .709 100 200 3.281 6.562 Distance range (cm ft.) Note: The mounting bracket is enclosed 26 29 2 58 .079 General tolerance: 2.283 1.024 1.142 in the inner carton. ±1.0 .039 91 Color drawing paper Color drawing paper Operating distance Operating (cm ft.) distance (cm ft.) Set for white paper: 50 cm 1.641 ft. Set for white paper: 100 cm 3.281 ft. Set for white paper: 200 cm 6.562 ft. Set for white paper: 100 cm 3.281 ft. Sensing range (cm ft.) Operating distance (cm ft.) Sensing range (cm ft.) Operating distance (cm ft.) 088-093/MR3 0.6.10 12:22 Page 5 SCHEMATIC DC TYPE AC/DC TYPE Red gilt Red gilt 1 2 1 2 at "+" side at "–" side 3 4 3 4 Note: Ground the frame ground terminal and ground terminal when using a switching power supply. This will ensure stable operation. DISTANCE ADJUSTMENT 1) Point the detection surface of the 5) Fasten the photoelectric sensor. Notes 1. If the adjuster LED does not turn ON in 4) photoelectric sensor in the direction to Mount securely so that the photoelec- (note that there is no adjuster LED for the detect and temporarily fasten. tric sensor is not shifted from alignment MR3-T timer type), or if the position LED for 2) Set the distance adjustment dial to by vibrations or impact. the distance adjustment dial in 2) ( or 3) is its maximum setting FAR. Slowly turn it less than 2 graduations, either change the Distance counterclockwise without an object pre- adjustment dial position of the detection surface and repeat sent and note the position where the 1) to 4), or adjust external factors such as operation (light) indicator LED turns ambient temperature variations, position of OFF. The maximum position at which target, etc. the LED turns off is the FAR position. 2. The detection distance varies only slightly with the color of the target. However, if the 3) Place a target at the detection posi- target has extremely low reflection factor tion and set the distance adjustment Operation (mirrors, glass, glossy paper and other spec- Adjuster LED indicator LED dial to its minimum setting NEAR. ular reflective objects), adjustment of the (Light indicator Slowly turn it clockwise and note the LED) detectable distance may not be applied to operation (light) indicator LED turns the distance adjustment dial, otherwise it ON. The minimum position at which the may be damaged. LED turns ON is the NEAR position. 4) Set the distance adjustment dial to the middle of the two positions found in For the MR3-T timer type, see the step 2) and step 3) before. words in the ( ). TIMING FUNCTIONS FOR MR3-T TIMER TYPE 1) Timing operation Timing mode Detection state Light entry Control (Timing mode Timing functions output mode selector *1) Light blocked ON Normal mode — 1 OFF ON ON-delay mode r R Inhibits control output for the set T 5 time (Ts) Light-ON OFF mode ON OFF-delay mode The control output stays ON for the r R r R r R 3 T T T set time (Ts) after detection is over. OFF ON One-shot mode The control output is ON for the set rR rR rR 7 T T T time (Ts) after detection. OFF ON Normal mode — 2 OFF The control output is inhibited OFF ON ON-delay mode r R r R r R for the set time after detection is T T T 6 over. Dark-ON OFF mode ON OFF-delay mode The control output is stays OFF for r R T 4 the set time (Ts) after detection. OFF ON One-shot mode The control output is ON for the set rR rR rR T T T 8 time (Ts) after detection is over. OFF *1: See “Timing mode and Light-ON/Dark-ON selector” below. Notes: 1) Timing range: T 0.1s to 5s 2) During the normal mode, the time range adjustment dial should be set to MIN position. 92 088-093/MR3 0.6.10 12:22 Page 6 2) Timing mode and Light-ON/Dark-ON selector 8 Light indicator LED Distance adjustment dial 7 Timing mode and Light-ON/Dark-ON selector 6 Operation indicator LED Time range adjustment dial Time range adjustment dial 1 Light-ON/Normal mode 5 Light-ON/ON delay mode 2 Dark-ON/Normal mode 6 Dark-ON/ON-delay mode 5 3 Light-ON/OFF-delay mode 7 Light-ON/One-shot mode 4 Dark-ON/OFF-delay mode 8 Dark-ON/One-shot mode 43 2 1 CAUTIONS capacity. If the short-circuit is activated, These products are not it can be reset either by turning the safety sensors and are power off and then turning it back on, or not designed or intended by ON/OFF operation. to be used to protect life 2. Wiring and prevent bodily injury 1) Check all wiring before applying or property damage. power since incorrect wiring may dam- 5. Other cautions age the internal circuit. 1) When using the supplied mounting 1. Operating Environment Also, carefully tighten the terminal bracket, tighten the mounting screws 1) The sensor should be used in an screws so that the wires of adjacent ter- with a maximum torque of 8 N·m{78.4 ambient temperature range of –25 to minals do not touch. kgf·cm 68.00 lbf·in}. If the supplied +55°C –13 to +131°F. 2) Although any cable can be used, a mounting bracket is not used, mount 2) Use an operating voltage in the round cable with a smooth surface and the sensor on a flat surface. range of 9.6V to 30 V DC (includes an outside diameter of 9 to 11 mm .354 2) Using a torque of 3 to 5 N·m{29.4 to peak to peak ripple) for the DC types to .433 inch should be used and the 49 kgf·cm 25.48 to 42.53 lbf·in}, tighten and 21.6V to 264V AC or 10.8V to cable connector (supplied) shall be the terminal cover and display cover 264V DC for the AC/DC types. tightened correctly to maintain water- screws to maintain watertight perfor- 3) The light intensity on the receiver tight performance. Use a tightening mance. surface should be less than 3,000 lux torque of 15 to 20 N·m {147 to 196 for an incandescent light source and kgf·cm 127.60 to 170.03 lbf·in}. less than 10,000 lux for sunlight. 3) the conduit inlet accepts PF1/2 USABLE CRIMP TERMI- 4) Use a surge absorber as the internal threads. circuit may be damaged if external 4) If crimp terminals are used, crimp the NAL DIMENSIONS surge voltages exceed 5..V (for DC terminals and then secure with the ter- mm inch type)/4,000V (for AC/DC type) minal (M3.5) screws. 22 .866 max. 22 .866 max. [±(1.2T50)µs signal polarity full-wave 5) Tighten the terminal screws with a 10 .394 max. 10 .394 max. voltage]. maximum torque of 5 N·m{49 kgf·cm 42.53 lbf·in}. 6) Ground the frame ground (FG) termi- nal and ground (G) terminal when using 7 max. 17 max. 17 max. .276 a commercially available switching .669 .669 regurator. If a ground is not connected, switching noise from the power supply may result in faulty operation. 2 2 7) Wire 0.3 mm 0.005 inch AWG22 or CABLE CONNECTOR larger should be used for wiring up to a CONSTRUCTION AND length of 100 m 328 ft. 5) Avoid use in locations with high con- 3. Detector CABLE PREPARATION centrations of steam, dust , corrosive 1) Keep the detector surface clean as mm inch gases, etc. excessive dust or dirt on the detector 50 6) Use a load relay with a rated operat- surface will decrease the margin of the 1.969 ing voltage of 12V DC or 24V DC for distance range. Power supply the DC types. The voltage applied to 2) The front surface of the lens and Output the load relay is the operating voltage case are made of polycarbonate resin. of the photoelectric sensor minus the Although it withstands water, weak 25 Photoelectric .984 internal voltage drop (maximum 1.2V acids and alkalines, aliphatic hydrocar- sensor unit NPN side, 2V PNP side). Voltage fluc- bons, and oils and fats, it is not resis- tuations should be taken into account. tant to ketones, esters, halogenated 7) The output circuit of the DC type hydrocarbons and aromatic hydrocar- contains a short-circuit protection cir- bons. Rubber gasket Locking nut Main connector Rubber bushing cuit. When controlling loads with a large 4. Movement Direction of the target Conduit connector inrush current, such as capacitive Take care with the mounting direction loads, be sure the inrush current does of the photoelectric sensor with respect not exceed the maximum output current to the movement direction of the target. 93 7.5 .295 max. 3.6 .142 dia. min. 7.5 .295 max. 3.6 .142 min. 7 .276 max.