Operating instructions (Safety-related part ATEX) Inductive
Contents
1. CE 706249 00 02 2012 ifm electronic Operating instructions Safety related part ATEX Inductive proximity switches NAMUR N95001 N95002 Information on the safe use in hazardous areas Function and features e Use in hazardous areas according to the classification Group Il category 2G apparatus for gas atmosphere The unit conforms to the requirements of EN 60079 0 2009 and EN 60079 11 2012 EC type test certificate BVS 03 ATEX E131 e Use in hazardous areas only for non conductive dusts according to the classification Group II category 1D apparatus for dust atmosphere The requirements of the EN 60079 0 2009 and EN 60079 11 2012 standards are met EC type test certificate BVS 04 ATEX E153 e Marking Ex Il 2G Ex ia IIC T6 Gb Ta 20 70 C Ex Il 1D Ex ia IIIB T 90 C Da Ta 20 70 C Ex Il 2G Ex ia IIC T5 Gb Ta 20 80 C Ex Il 1D Ex ia IIIB T 100 C Da Ta 20 80 C Installation Setup Only qualified staff with a knowledge of protection classes regulations and provisions for apparatus in hazardous locations may install connect and set up the units Check whether the classification see Marking above and marking on the unit is suitable for the application e Sensor connection Only to intrinsically safe certified circuits or evaluation amplifiers which do not exceed the following maximum values of the units Ui 15 V li 50 mA Pi 120 mW e Solenoid valve connectio2. from housings and cables Maintenance Repair The unit must not be modified nor can it be repaired In case of a fault please contact the manufacturer If needed you can obtain data sheets or EC type test certificates from the manufacturer
3. n Only to intrinsically safe certified circuits of solenoid valves that do not exceed the following maximum values of the units Also observe the technical data sheet Ui 28V Pi 2W e Pin layout connector Rd 24x1 8 field connection solenoid solenoid sensor 1 sensor 2 sensor 2 sensor 1 valve valve Pin PE Plug housing M12 connector e Pin layout M12 connector connection solenoid valve connection solenoid valve Pin 3 Pin 4 Pin 5 not connected e Permissible operating temperature of the application referred to the maximum permissible power of 120 mW 26 Internal inductance in UH N95001 N95002 100 Installation remarks Mounting Adhere to the relevant national regulations and provisions The unit must conform to the corresponding installation regulations e g EN 60079 14 EN 1127 1 Avoid electrostatic charging from housings and cables To avoid electrostatic charging steps must be taken to ensure the equalisation of potential of metal parts plug housing fixing elements etc For this purpose the plug housing of the M12 connector connection solenoid valve is connected to PIN PE of the connector Rd 24x1 8 According to the requirements of the installation regulations the plug housing can be grounded via this pin to avoid electrostatic charging if grounding is not ensured otherwise e Protect the units efficiently against damage CAUTION Avoid electrostatic charging
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