MR Sensors (Magnetic Pattern Recognition Sensors/Rotary Sensors)
18Pages

for EU RoHS Compliant • All the products in this catalog comply with EU RoHS. • EU RoHS is "the European Directive 2002/95/EC on the Restriction of the Use of Certain Hazardous Substances in Electrical and Electronic Equipment". • For more details, please refer to our website 'Murata's Approach for EU RoHS' (http://www.murata.com/info/rohs.html).

Part Numbering 2 Magnetic Pattern Recognition Sensors 3 Magnetic Pattern Recognition Sensors Reference Data 9 Magnetic Pattern Recognition Sensors !Caution/Notice 10 Rotary Sensors 11 Rotary Sensers Reference Data 12 Rotary Sensoes !Caution/Notice 14 ISO 9000 Certifications 15 1 2

(Part Number) qProduct ID wType eCharacteristics rIndividual Specification Code * "(Part Number)" shows only an example which might be different from actual part number. * Any other definitions than "qProduct ID" might have different digit number from actual part number. e 1KFAA w 05W q BS r (Part Number) qProduct ID wType eCharacteristics rIndividual Specification Code Rotary Sensors * "(Part Number)" shows only an example which might be different from actual part number. * Any other definitions than "qProduct ID" might have different digit number from actual part number. e 12AL w 05CM q...

Magnetic Pattern Recognition Sensors BS05C/N Series 12.5±0.2 4.75±0.2 0.8 6±2 8.8±0.2 11.1±0.2 8.1±0.2 0.2 2 1 3 4 Metal cap Marking Sensing direction 3–ø0.6 Magnet Vin Vout GND F. G F. G : Frame 4 MR1 MR2 BS05C Series 12.5±0.2 5.3±0.2 0.8 6±2 8.8±0.2 11.15±0.2 8.1±0.2 0.2 2 1 3 4 Marking Sensing direction 3–ø0.6 Magnet Vin Vout GND F. G F. G : Frame 4 MR1 MR2 BS05N Series Part Number Supply Voltage (V) Total Resistance (k ohm) Output Voltage (mVrms) Test Method Detection Width (mm) Resolution (mm) Operating Temperature Range (°C) BS05C1HFAA 5 0.5 to 4 400 min. Test Method A 3 0.75 -20 to...

4 1. High sensitivity and excellent gap characteristics 2. Output voltage is independent of scanning speed. 3. Compact size and light weight make them ideal for downsizing. 4. Higher in cost performance 5. Superior noise immunity against induced noise originating from motors and transformers. n Applications 1. Bank note validator 2. Magnetic ink document reader 0.1 1.2 2.5 10.0±0.1 7.0 3 7.3±0.3 11.0 7.5 MR1 MR2 MR element 4.4±0.5 0.75 3.0 +0 -0.2 +0 -0.2 A 45° NOTES : Space between specified on General tolerance : 0.2 Metal Cover MR1 MR2 BS05T Series Part Number Supply Voltage (V) Total...

V 10ìF 1k½ Sensor 0.1ìF 22pF 1.5M½ GND -15V±5% - + GAIN=1,100 Fig. 1 Amplifier for Output Voltage Measurement 0.1ìF OUTPUT 2 1 3 4 - + + +- +- - 1 3 4 AC100mArms 60Hz Sensor Guide Rail Fig. 2 Test Fixture for Output Voltage Measurement Sensor Mylar Film 25mm thick Acrylic Board Copper Wire #2UEW 0.1mm dia. 2 ~ 3. AC current of 100mArms is applied to the copper wire. 4. Amplifier's output voltage is read with oscilloscope while Sensor is slowly moved along the guide rail. BS05W Series n Features 1. Wide MR element covering extensive area allows increased tolerance for scanning and can accept...

6 2. Drive the magnetic pattern card and record output voltage Vp-p with X-Y recorder. Sensor Driving speed : 2mm/s Pressure about 98mN Vin Vout GND X axis : 2mm/s Y axis : 0.1mV/cm 5Vdc±0.1V (Input filter : ON) Magnetic ink Card Rubber roller P P P=15mm 1mm Vp-p BS05M Series 8-2.5 Frame 2±0.5 0.5 M Rnb 45 P P P P P P P P 15 1 44 15 0.75 3 7.5 Sensing direction (10) 1.5 3 2 3 2 3 2 3 2 3 2 3 2 3 2 3 1 1 1 1 1 1 1 1 1 2 Ch1Ch2Ch3Ch4Ch5Ch6Ch7Ch8 24-ø0.6Terminals Channel´8, Pitch P=5, Total Pitch Tolerance±0.6 30° Table for Wiring Elements General Tolerance : GND ( : V out ( : V in (+ 1 2 3...

BS05M1KFBB 5 1 to 5 350 min. Test Method E 10 x 13ch 0.75 0 to 50 BS05M1KFCA 5 1 to 6 300 min. Test Method E 10 x 6ch 0.75 0 to 50 BS05M1KFFA 5 0.6 to 3 100 min. Test Method F 10 x 9ch 0.75 0 to 50 n Test Method D 1. Amplifier's gain is set to 70dB at the frequency of 500Hz. Fig. 1 shows details of amplifier. 2. Sensor is set in the test fixture as shown in Fig. 2. 3. AC current of 100mArms is applied to the copper wire. 4. Amplifier's output voltage is read with oscilloscope while Sensor is slowly moved along the guide rail. 10k½ 1k½ 1k½ FG 10k½ 10k½ 10k½ 100k½ 560k½ 330pF 1000p 100½ 100½...

8 3. AC current of 100mArms is applied to the copper wire. 4. Amplifier's output voltage is read with oscilloscope while Sensor is slowly moved along the guide rail. Fig. 2 Test Fixture for Output Voltage Measurement AC100mArms 50/60Hz Sensor Guide Rail Sensor Mylar Film 25ìm thick Acrylic Board Copper Wire #2UEW 0.1mm dia. Fig. 1 Amplifier for Output Voltage Measurement Sensor 10 ìF 22pF 0.1 ìF OUTPUT GND –15V ± 5% 0.1 ìF 1 k½ 1.5 M½ FG w q e + + + – – – GAIN=1100

Magnetic pattern recognition sensor consists of a pair of magnetoresistive (MR) elements and a magnet. Vin Vout GND F-G 1 2 3 4 MR1 MR2 Sensing direction S B(T) 500 1,000 R(½) 0.3 0.2 0.1 0 0.1 0.2 0.3 N Magnet n Semiconductor Magnetoresistive Effect A change in the resistance of a ferromagnetic or semiconductive material when it is subjected to magnetic flux is illustrated in the diagram. Murata's sensor uses InSb, which exhibits a very high magnetoresistive effect. n Principle of Operation When a material printed with magnetic ink is scanned over the sensor, the magnetic flux applied to...

10 1. This sensor generates very strong suction because this product contains a permanent magnet. Be careful not to apply mechanical shock when handling the sensor. 2. Do not place this product near magnetic recording media such as magnetic tapes or floppy disks. Magnetic recording could be damaged. 3. Do not place this product near a person who has an electronic medical device. It is very dangerous and may cause malfunction of an electronic medical device. n Notice (Storage and Operating Condition) 1. Please avoid water, chemical solvent or oil. 2. Please avoid corrosive gas (Chlorine gas,...