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Level limit switch

Series RN 4000

Technical information / Instruction manual

Table of contents

         Page

Safety 

notes/ 

Technical 

support 

     2 

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Introduction 

       3 

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Function 

        4 

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Technical 

data 

       5 

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Approvals        8

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Options 

        9

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Mounting        10

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Electrical 

installation 

      12

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Signal 

and 

Alarm 

output 

      15

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Settings 

sensitivity 

 

      17

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Maintenance 

       18

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Notes for use in Hazardous Locations 

 

 

 

 

19

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Disposal 

        20

Subject to technical change

We assume no liability for typing errors.

All dimensions in mm (inches).

Different variations than specified are possible.

Please contact our technical consultants.

RN 4000

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Rotonivo

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Summary of Contents for Rotonivo RN 4000 Series

Page 1: ...9 Mounting 10 Electrical installation 12 Signal and Alarm output 15 Settings sensitivity 17 Maintenance 18 Notes for use in Hazardous Locations 19 Disposal 20 Subject to technical change We assume no liability for typing errors All dimensions in mm inches Different variations than specified are possible Please contact our technical consultants RN 4000 gi010121 1 Rotonivo 1 2 3 4 5 6 7 8 9 10 11 12...

Page 2: ...www uwt de In manual and on product Description CAUTION refer to accompanying documents manual for details Earth ground Terminal Protective Conductor Terminal WARNING Relates to a caution symbol on the product A failure to observe the necessary precautions can result in death serious injury and or considerable material damage WARNING Relates to a caution symbol on the product Risk of electric shoc...

Page 3: ...g sand etc plastics industry plastics granules etc timber industry chemical industry mechanical engineering The ROTONIVO is normally screwed into the lateral container wall so that it is level with the filling height to be registered and monitored The device can also be mounted from the top of the container In this case an extension piece is used to mount the probe level with the height to be regi...

Page 4: ...delay The version universal voltage and PNP has an integrated adjustable delay for the signal output Option fail safe alarm With the fail safe alarm it is possible to recognize a fault of the unit in time and to initiate an alarm relay The following faults are observed Motor Gear Electronic for motor power supply Supply voltage failure Defect of the connecting wires Switchable signal output Fail s...

Page 5: ... length max 40 mm 1 57 Insertion of the hinged vane through a long socket spring code R boot shaped vane 28 x 98 code U universal vane plastics cuttable in case of need Material process connection aluminum plastics code S hinged vane 98 x 100 single sided code K hinged vane 98 x 200 double sided b 37 mm 1 46 for 1 1 b 28 mm 1 1 for 1 M32 x 1 5 b 37 mm 1 46 für 1 1 b 28 mm 1 1 for 1 M32 x 1 5 code ...

Page 6: ...aring maintenance free high quality Sealing Radial rotary shaft sealing Material NBR Acrylnitril Butadien rubber Friction clutch Protects the gear unit against impacts of the measuring vane Speed of measuring vane 1 rotation or 5 rotations per minute Sound level max 50 dBA Technical Data Electrical data Connection terminals max 1 5 mm2 AWG 16 Cable entry M20 x 1 5 screwed cable gland Clamping rang...

Page 7: ... Rope extension 1 5 kN applicable only as full detector Max process pressure 0 9 0 8 bar 13 1 11 6 psi Versions with Ex approvals see remarks on page 19 Vibration 1 5 m s2 2 Hz according to EN 60068 2 64 Relative Humidity 0 100 suitable for outdoor use Altitude max 2 000 m 6 562 ft Expected product lifetime Following parameters have a negative influence on the expected product lifetime High ambien...

Page 8: ... A21 IP6X T EMC EN 61326 A1 RoHS conform According to directive 2011 65 EU Pressure Equipment Directive 2014 68 EU The units are not subject to this directive because they are classified as pressure keeping equipment and do not have a pressurized housing see Art 1 clause 2 1 4 The units are designed and manufactured in accordance to the Pressure Equipment Directive The unit is NOT intended for use...

Page 9: ... On the face sealing of the process connection thread Incl sealing face for version with process connection G 11 2 thread aluminium Options Rope extension Pendulum shaft Extensions Kits application only as full detector Rope fixing 1 4305 303 Rope 1 4401 316 for L 2 000 mm Rope weight 1 4305 303 End part Rope extension 1 4305 303 Shaft for L 200 mm alternative Shaft for L 500 with drilled holes al...

Page 10: ... of the silo The flow of the medium and fixtures in the container must be considered General Safety Instructions Additional Safety Instructions for Hazardous Locations Installation regulations For devices to be used in Hazardous Locations the respective valid installation regulations must be observed Rotatable housing The housing can be rotated against the threaded connection after mounting Direct...

Page 11: ... angle recommended depending on load Horizontal mounting except full detector Boot shaped vane recommended min mech load because the vane aligns to the movement of the material Mounting Mounting Electrical Installation max tractive force 400 N max tractive force 1 5 kN E With pendulum shaft Full detector vertical from the top Observe max tractive force F With rope extension Full detector vertical ...

Page 12: ...tection IP66 temperature range from 40 C to 70 C certified depending on the country where the unit is installed pull relief Make sure that the screwed cable gland safely seals the cable and that it is tight danger of water intrusion Cable glands that are not used have to be sealed with a blanking element Field wiring cables The diameter has to match to the clamping range of the used cable gland Th...

Page 13: ...field wiring cable must match to the clamping range of the cable clamp If other than the factory provided parts are used following must be ensured The parts must have an approval adequate to the approval of the level sensor certificate and type of protection The approved temperature range must be from the min ambient temperature of the level sensor to the max ambient temperature of the level senso...

Page 14: ... Universal voltage 24 V DC 15 1 max 4 W 22 230 V 50 60 Hz 10 1 max 10 VA External fuse not required 1 including 10 of EN 61010 Signal and alarm output Micro switch or relay SPDT contact max 250 V AC 2 A 500 VA cosj 1 max 250 V DC 2 A 60 W External fuse max 10 A fast or slow HBC 250 V Version PNP Power supply 24 V DC 15 1 1 including 10 of EN 61010 Input current max 0 6 A Signal output Load max 0 4...

Page 15: ...ne break is regarded as full signal protection against overfilling FSL Set in case of using the sensor as an empty detector Power failure or line break is regarded as empty signal protection against running dry green yellow yellow green Power failure red Overview of signal and alarm output for the different electronics versions see page 4 Versions AC DC Versions PNP Universal voltage RN 4000 gi010...

Page 16: ...the sensor is not covered the rotating paddle shaft will send pulses at 20 sec intervals In case of fault the pulses are missed After 30 sec the alarm relay will open Signal output Connection example Full detector with maximum safety The output signal opens in case of full signal or failure of supply voltage or defect of the connection wires or defective unit LED yellow or green see page before re...

Page 17: ... shaped vane 35 x 106 200 12 300 18 100 60 150 9 Boot shaped vane 28 x 98 300 18 500 30 150 9 200 12 Boot shaped vane 26 x 77 350 21 560 33 200 12 250 15 Hinged vane 98 x 200 b 37 double sided 70 4 2 100 60 35 2 16 50 3 Hinged vane 98 x 200 b 28 double sided 100 60 150 9 50 3 75 4 5 Hinged vane 98 x 100 b 37 single sided 200 12 300 18 100 60 150 9 Hinged vane 98 x 100 b 28 single sided 300 18 500 ...

Page 18: ... a way that The cleaning agent cannot enter into the unit through the shaft sealing lid sealing or cable gland No mechanical damage of the shaft sealing lid sealing cable gland or other parts can happen A possible accumulation of dust on the unit does not increase the maximum surface temperature and must therefore not be removed for purposes of maintaining the surface temperature in hazardous loca...

Page 19: ...hich a type approval according to the ATEX directive is based are designed for atmospheric conditions and do not automatically cover deviating pressure conditions Thus an ATEX type approval issued in accordance with this directive only covers atmospheric pressure This applies to all manufacturers A deviating operating pressure can be assessed and approved by an expert for the respective applicatio...

Page 20: ...nt temperature ratings are shown The maximum surface temperature resp temperature class is the warmest temperature of the unit which could occur during malfunction according to Ex definition Max ambient temperature Max process temperature Max surface temperature EPL Db Max surface temperature EPL Da Temperature class 30 C 86 F 50 C 122 F 90 C 194 F 120 C 248 F 1 T200 90 C 194 F T200 120 C 248 F 1 ...

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