Air Filter Regulator TYPE 'F' LIMIT SWITCH BOX WITH ASi * The type 'F' limit switch box has been designed to overcome lengthy wiring. It is easy to operate, maintain & Control * The limit switch box is configured to exchange data thrugh field bus using ASi Protocol * The field bus connectivity is achieved by using one or two cable depending upon the wiring system COMMUNICATION CHARACTERISTICS Protocol : ASi interface using V2.1 profile 4140 simple addressing Transmission : ASi cable flat type 2 wire need two pair or 5 wire cable Bus structure : Line or tree using repeaters Max. No. OF slaves : 31 Input/Output Per box : 2 Bus cable length : 100 m, 300 m with the repeaters Island addressing : hand held infra red controller FEATURES *Aluminum Die cast, powder coated for superior Corrosion Resistance * Polycarbonate Dome, Shatterproof * Easily settable colored coded cam * Serrated cams locked together for Air Filter Regulator to ensures adjusted setting secured against any vibration * Special PCB eliminates all wiring from the switch element to the terminals. Protection against short circuit * Three cable entries provided as standard * Cable entries M20 x 1.5 * Complies to Namur Mounting Standards * Solenoid termination inside the switch box possible * Additional mounting Accessories having compability with various actuator manufacturers available * Stainless steel bracket available as option * Switch box conforms to UL 508, UL file no. E249752 * Temperature range -20 OC to +80 OC ELECTRICAL CHARACTERISTICS Supply Voltage : 24V DC+/- 10 % with max 15% ripple Bus Consumption : < 250 mA Solenoid Consumption : up to 8W Protection : IP 55 Supply connection (24 V) : flat with vampire type connector Earthing : on the box Electromagnetic compability : CE, directive EMC 89/336/EEC. STANDARD INPUTS/OUTPUT Micro switch : 5 amps Honeywell Proximity : P&F Nj2 V 3 N for NAMUR intrinsically safe circuits Proximity : P & F NBB2 V 3ZA for 24 V DC for 200 mA Solenoid Valve : maximum 24 V DC 300 mA (Max 8 Watt)
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