F502-EN2-04.book Seite 77 Dienstag, 26. Juli 2005 5:48 17 Long Distance Square Inductive Proximity Sensor E2Q4 Square Proximity Sensor  Slim, compact size  M12 Plug-in connection  Integrated short circuit and reverse polarity protection  Active face positioning: Y-axis 15°, X-axis 90° incremets Ordering Information DC type Output Sensing Active Connection distance face NO NO + NC NPN E2Q4-N20E1-M1 E2Q4-N20E3-M1 20 mm shielded PNP E2Q4-N20F1-M1 E2Q4-N20F3-M1 NPN E2Q4-N30ME1-M1 E2Q4-N30ME3-M1 30 mm Plug-in Changable non-shielded connector PNP E2Q4-N30MF1-M1 E2Q4-N30MF3-M1 NPN E2Q4-N40ME3-M1 40 mm non-shielded PNP E2Q4-N40MF3-M1 E2Q4 D-77 E2Q4 F502-EN2-04.book Seite 78 Dienstag, 26. Juli 2005 5:48 17 Rating/performance shielded non-shielded Item Model E2Q4-N20##-M1 E2Q4-N30M##-M1 E2Q4-N40M#3-M1 Sensing distance Sn 20 mm ± 10% 30 mm ± 10% 40 mm ± 10% Standard target size, L x W x H, Fe 37 60 x 60 x 1 mm 90 x 90 x 1 mm 120 x 120 x 1 mm Setting distance 0 to 16,2 mm 0 to 24,3 mm 0 to 32,4 mm Switching frequency 150 Hz Sensing object Ferrous metals Differential travel 15% max. of sensing distance Sn Operating voltage 10 to 30 VDC Current consumption 20 mA max. Control output Type E2Q4-N###E1-##:NPN - NO E2Q4-N###E3-##: NPN - NO + NC E2Q4-N###F1-##:PNP - NO E2Q4-N###F3-##: PNP - NO + NC Load 200 mA max. On-stage voltage drop 3 VDC max. (at 200 mA load current) Circuit protection Reverse polarity, output short circuit Indicator Operating indicator (yellow LED), operating voltage (green LED) Ambient temperature Operating: -25° to 70°C Ambient humidity 35 to 95% RH Influence of temperature ± 10% max. of Sn at 23° in temperature range of -25° to 70°C Dielectric strength 1.500 VAC, 50/60 Hz for 1 min. between current carry parts and case Electromagnetic compatibility EMC EN 60947-5-2 Vibration resistance 10 to 55 Hz, 1 mm amplitude according IEC 60068-2-6 Shock resistance Approx. 30 G for 11 ms according to IEC 60068-2-27 Protection degree IEC 60529 IP 67 Connection Connector M12 plug, 4 pins Material Case PBT Sensing face PBT Approvals CERTIFIED LISTED D-78 Inductive Sensors Rated Rated sensing sensing distance distance Proximity Sensor Proximity Sensor F502-EN2-04.book Seite 79 Dienstag, 26. Juli 2005 5:48 17 Output Circuit Diagramm NPN output Operation Model Timing chart Output circuit mode Brown +V Non-sensing zone Sensing zone 4.7kΩ Load Sensing Operation object Indicator Proximity (yellow) Black Sensor main (%) 100 0 circuits E2Q4-N20E1-M1 NO Blue E2Q4-N30ME1-M1 0 V ON Yellow indicator Connector Pin Arrangement OFF ON Control output 1 OFF 2 4 3 Note: Terminal 2 is not used Brown +V Non-sensing zone Sensing zone 4.7kΩ 4.7kΩ Load Sensing Operation object Indicator Black (yellow) (%) 100 0 Proximity Load Sensor NO main E2Q4-N20E3-M1 White circuits E2Q4-N30ME3-M1 NO + NC NC E2Q4-N40ME3-M1 ON Yellow indicator Blue OFF 0 V ON Control output NO OFF Connector Pin Arrangement ON Control output NC OFF 1 2 4 3 E2Q4 D-79 E2Q4 Rated Rated sensing sensing distance distance Proximity Sensor Proximity Sensor F502-EN2-04.book Seite 80 Dienstag, 26. Juli 2005 5:48 17 PNP output Operation Model Timing chart Output circuit mode Brown +V Proximity Non-sensing zone Sensing zone Black Sensor main Operation Sensing circuits Indicator object (yellow) Load 4.7kΩ 100 0 (%) E2Q4-N20F1-M1 NO Blue E2Q4-N30MF1-M1 0 V ON Yellow indicator Connector Pin Arrangement OFF ON Control output 1 OFF 2 4 3 Note: Terminal 2 is not used Brown +V Non-sensing zone Sensing zone White Proximity NC Sensing Sensor object main Black circuits Load Operation NO 100 0 (%) Indicator (yellow) E2Q4-N20F3-M1 4.7kΩ 4.7kΩ Load E2Q4-N30MF3-M1 NO + NC E2Q4-N40MF3-M1 ON Blue Yellow indicator OFF 0 V ON Control output NO OFF Connector Pin Arrangement ON Control output NC OFF 1 2 4 3 Dimensions (Unit:mm) E2Q4-...-M1 type D-80 Inductive Sensors F502-EN2-04.book Seite 81 Dienstag, 26. Juli 2005 5:48 17 Connection DC type Connection type Method Description The Sensors connected together must satisfy the following conditions: i + (N-1) x i ≤ Upper-limit of control output of each Sensor L V - N x V ≥ Load operating voltage S R N = No. of Sensors AND V = Residual voltage of each Sensor R (serial connection) V = Supply voltage S i = Current consumption of the Sensor i = Load current L If the MY Relay, which operate at 24 VDC, is used as a load for example, a maximum of two Proximity Sensors can be connected to the load. A minimum of three Sensors with current outputs can be connected in parallel. The number of Sensors connected in parallel varies with the Proximity Sensor model. OR (parallel connec- tion) Precautions Operating Environment ! Caution Do not use the Sensor in locations with explosive or flamma- ble gas. Power supply Do not impose an exessive voltage on the E2Q2, otherwise it Correct Use may explode or burn. Do not connect an AC power supply to any DC model. If AC Design Effects of Surrounding Metal power (100 VAC or more) is supplied to the sensor, it may ex- Provide a minimum distance between the Sensor and the sur- plode or burn. rounding metal as shown in the table below. B A C Be sure to abide by the following precautions for the safe op- Effects of Surrounding Metal (Unit: mm) eration of the Sensor. Model Length A B C E2Q4-N20##-M1 45 0 0 Wiring E2Q4-N30M##-M1 90 250 30 Power Supply Voltage and Output Load Power Supply Volt- E2Q4-N40M##-M1 120 300 40 age Make sure that the power supply to the Sensor is within the Mutual Interference rated voltage range. If a voltage exceeding the rated voltage If more than one Sensor is located in parallel, ensure to main- range is supplied to the Sensor, it may explode or burn. tain enough space between adjacent Sensors to suppress mutual interference as provided in the following diagram. Load Short-circuiting Do not short-circuit the load, otherwise the Sensor may be Side-by-side A damaged. Connection without Load Do not connect the power supply to the Sensor with no load Mutual Interference (Unit: mm) connected, otherwise the internal elements may explode or Model Length A burn. E2Q4-N20##-M1 40 E2Q4-N30M##-M1 120 E2Q4 D-81 E2Q4 F502-EN2-04.book Seite 82 Dienstag, 26. Juli 2005 5:48 17 Mounting Mounting the Sensor Side-by-side A The Proximity Sensor must be subjected to excessive shock with a hammer when it is installed, otherwise the Proximity Sensor may be damaged or lose its water-resistivity. Mutual Interference (Unit: mm) Maintenance and Inspection Model Length A Periodically perform the following checks to ensure stable op- E2Q4-N40M##-M1 150 eration of the Proximity Sensor over a long period of time.  Check for mounting position, dislocation, looseness or dis- Power Reset Time The Sensor is ready to operate within 300 ms after the Sensor tortion of the Proximity Sensor and sensing objects. is turned ON. If the load and Sensor are connected to inde-  Check for loose wiring and connections, improper contacts pendent power supplies respectively, be sure to turn ON the and line breakage. Sensor before supplying power to the load.  Check for attachment or accumulation of metal powder or dust. Power OFF  Check for abnormal temperature conditions and other envi- The Proximity Sensor may output a pulse signal when it is ronmental conditions. turned OFF. Therefore, it is recommended that the load be Never disassemble or repair the Sensor. turned OFF before turning OFF the Proximity Sensor. Environment Power Supply Transformer Water Resistivity When using a DC power supply, make sure that the DC power Do not use the Proximity Sensor underwater, outdoors or in supply has an insulated transformer. Do not use a DC power the rain. supply with an auto-transformer. Operating Environment Be sure to use the Proximity Sensor within its operating ambi- Sensing Object The sensing distance of the Proximity Sensor vary with the ent temperature range and do not use the Proximity Sensor metal coating on sensing objects. outdoors so that its reliability and life expectancy can be main- tained. Although the Proximity Sensor is water resistive, a Wiring cover to protect the Proximity Sensor from water or water-sol- High-tension cables uble machining oil is recommended so that its reliability and Wiring through Metal Conduit: life expectancy can be maintained. If there is power or high-tension line near the cable of the Proximity Sensor, wire the cable through an independent met- Do not use the Proximity Sensor in an environment with al conduit to prevent against Proximity Sensor damage or chemical gas (e.g., strong alkaline or acid gasses including ni- malfunction. tric, chromic and concentrated sulfuric acid gases). Inrush Current A load that has a large inrush current (e.g., a lamp or motor) will damage the Proximity Snesor, in this case connect the load to the Proximity Sensor through a Relay ALL DIMENSIONS SHOWN ARE IN MILLIMETERS. To convert millimeters into inches, multiply by 0.03937. To convert grams into ounces, multiply by 0.03527. Cat. No. D02E-EN-01A In the interest of product improvement, specifications are subject to change without notice. D-82 Inductive Sensors