ROTEX LAUNCHES THE HIGHLY RELIABLE, ADVANCEED RANGE OF VALVE POSITION LIMIT SWITCH BOXES TO ENHANCE THE PERFORMANCE OF VALVE AUTOMATION SYSTEMS :

DXLW SERIES :

Features

• Aluminum Die cast, powder coated for superior corrosion resistance.
• Shatterproof Polycarbonate Dome
• Easily settable colour coded cam
• The locked serrated cams, ensures the secured settings against any vibration.
• A special PCB, eliminates all the wiring from the switch element to the terminals.
• Complete protection against short circuit.
• Three cable entries are provided as standard.
• Cable entries M20 x 1.5, (3/4)" ET, (1/2)" NPT.
• Complies to NAMUR Mounting Standards.
• Possible Solenoid termination inside the switch box
• Additional mounting holes are threaded as per UNC series.
• Range of mounting accessories having compantibility with the various acutator manufacturers available.
• A Stainless steel bracket is available as an option.
• Switch box conforms to UL 508, UL file no. E249752
• Temperature range -20 °C to + 80 °C, On request - 40 °C to + 80 °C

DXLW 3 Sesies Limit Switch

Features

• Intrinsically safe.
• Weather proof enclosure, IP67.
• P&F flat type inductive proximity sensor (EExia).
• Up to maximum 2 sensor elements.
• Aluminum Die cast, Powder coated for superior corrosion resistance, Polycarbonate Dome , Shatterproof.
• Easily settable coloured coded cam.
• Serrated cams locked together ensures adjusted settings secured against any vibrations.
• Special PCB eliminates all wiring from the switch element to the terminals.
• Protecion against short circuit.
• Three cable entries provided as standards.
• Cable entries M20x1.5, (3/4)" ET, (1/2)" NPT.
• Complies to NAMUR mounting standards.
• Solenoid termination inside the switch box possible.
• Proximity switches available in NAMUR & NO/NC type Customer can choose any flat V3 proximity swtich.
• Additional mounting holes as per UNC .
• Range of mounting Accessories having compatibility with various actuator manufactures available.
• Stainless steel Bracket available as option .
• Switch box conforms to UL 508, UL file no. E249752.
• Temperature range -20 OC to +80 OC.

DNLF 3 Sesies Limit Switch

Features

• Intrisically safe
• Flat inductive proximity sensors ( Ex ia)
• Aluminum Die caste, Powder coated for superior Corrosion resistance.
• A weather proof enclosure to IP67
• A switch Box confirms to Ex d IIC, T6 Highest level of safety
• Explosion proof to I, IIA, IIB and IIC.
• ATEX Certified by CESI, Italy, Certification No. CESI 05 ATEX017
• ATEX as per EN60079
• UL Certified, Confirms to UL1203 & UL508, File No.246615
• Shatterproof Polycarbonate Dome
• Red and Yello indicator
• Colour coded cams easy to identify and easy to set
• Solenoid termination inside the switch box, is standard
• The locked serrated setting cams,ensures the secured setting against any vibration
• Conduit entry option 1/2" NPT 3/4" NPT, M20 X 1.5
• Temperature range - 20°C to +80°C on request - 40°C to + 80°C
• Bracket avialable as an option
• Cable entry, Dual Cable entry, Optional 4 Cable entry

DNLF SERIES:

Features

• Aluminum Die cast, Powder coated for superior corrosion resistance.
• Polycarbonate Dome, Shatterproof .
• Easily settable colour coded cam.
• Serrated cams locked together ensures adjusted settings secured against any vibration.
• Switch Box conforms to Exd IIC, T6 Highest level of Safety .
• Dual Cable entry Cable Entry (3/4)" ET, M20, (1/2)" NPT or (3/4)" NPT.
• Special PCB eliminates all wiring from the switch element to the terminals.
• Protection against short circuit.
• All fasteners in Stainless Steel.
• Water, Rain proof to II67.
• Additional mounting hole threaded as per UNC series.
• ATEX, Certify by CESI, Italy, Certification no. CESI 05 ATEX017.
• UL Certified conforms to file no. UL1203 & UL508, File no. 246615.
• Temperature -20 OC to 80 OC.

Material of Construction

Cylinder Mountings as per ISO 6431 and ISO 6432. All accessories can be installed or dismantled without removing cylinder covers.

Options
Manual Override

• Latch wheel for auto / manual.
• Self locking on external force.
• Safety key for excessive load
• Strokes upto 1800 mm
• Shaft made of special wear resistant steel for longer life

Manual override is used to operated the cylinder in an air failure mode. Th latch wheel engages the lead nut. The handwheel rotates the Lead Screw. When the screw rotates, the nut alog with the arm moves the piston rod.

Positioner

RYT - 1200R

• Cam operated feed back
• Reversible type, can be reversed at site.
• Sensitivity 0.1%.
• Repeatability 0.15%
• Input 3 - 15 psi

RYT - 1000R with built in I/P convertor with input 4 - 20 mA.

RYT - 1200R

• Sensitivity 0.1%
• Auto setup
• Programmable stops from 4 - 20 mA

Positioner Fetures

Positioner Transmitter

PTR01 / CTR01 / DRT01
• 2 wire system
• 24 V DC Max. 29 V DC.
• Intrinsically safe, IP65
• Linearity 0.5% Full scale
• Zero and span can be adjusted
• SMART transmitter available
• Life > 1 million cycle
• Inductive / capacitance or digital

Limit Switch

DLLW..

• IP65, Aluminium die cast body
• M20X1.5, 1/2" NPT twin cable entry
• Switching element
  • - Mircro switch : Honeywell , Cherry Max. 10 Amp.
  • - Proximity : P & F, NAMUR (Intrinsic Safe)
• Easy to set cam. Cover need not be opened to set cams
• Independent to stroke of power cylinder
• Terminal strip for easy cabling
• Explosion proof and IP67 available

Rotex limit switch can be installed on cylinder directly. Switching elements can be microswitch or proximity switch.

Sizes

32 mm TO 500 mm, non cushioned type stroke upto 1500 mm.

Position Transmitter

PTRO1

• Weather Proof
• Explosion Proof

 

Features

• Explosion Proof & Weather Proof Position Transmitter.
• Accuracy 0.3% FS.
• Repeatability 0.2% FS.
• Hysterises 0.3% FS.
• Field adjustment available.
• Zero and span adjustable.
• 2 wire system.
• Spring loaded resistive feed back.
• Visual percentage indicator Provided.
• Temp -20 °C to +60 °C On Request -40 °C to +60 °C.
• NAMUR mounting dimensions.

 

Note

• The range is not limited to ones listed above. Other versions can be offered as per the requirement.
• Does not require an Exproof enclosure as a standard.
• For weather proof position transmitte NPT(F) is not possible.

Material of Construction

Cylinder Mountings as per ISO 6431 and ISO 6432. All accessories can be installed or dismantled without removing cylinder covers.

Options
Manual Override

• Latch wheel for auto / manual.
• Self locking on external force.
• Safety key for excessive load
• Strokes upto 1800 mm
• Shaft made of special wear resistant steel for longer life

Manual override is used to operated the cylinder in an air failure mode. Th latch wheel engages the lead nut. The handwheel rotates the Lead Screw. When the screw rotates, the nut alog with the arm moves the piston rod.

Positioner

RYT - 1200R

• Cam operated feed back
• Reversible type, can be reversed at site.
• Sensitivity 0.1%.
• Repeatability 0.15%
• Input 3 - 15 psi

RYT - 1000R with built in I/P convertor with input 4 - 20 mA.

RYT - 1200R

• Sensitivity 0.1%
• Auto setup
• Programmable stops from 4 - 20 mA

Positioner Fetures

Positioner Transmitter

PTR01 / CTR01 / DRT01
• 2 wire system
• 24 V DC Max. 29 V DC.
• Intrinsically safe, IP65
• Linearity 0.5% Full scale
• Zero and span can be adjusted
• SMART transmitter available
• Life > 1 million cycle
• Inductive / capacitance or digital

Limit Switch

DLLW..

• IP65, Aluminium die cast body
• M20X1.5, 1/2" NPT twin cable entry
• Switching element
  • - Mircro switch : Honeywell , Cherry Max. 10 Amp.
  • - Proximity : P & F, NAMUR (Intrinsic Safe)
• Easy to set cam. Cover need not be opened to set cams
• Independent to stroke of power cylinder
• Terminal strip for easy cabling
• Explosion proof and IP67 available

Rotex limit switch can be installed on cylinder directly. Switching elements can be microswitch or proximity switch.

Sizes

32 mm TO 500 mm, non cushioned type stroke upto 1500 mm.