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UWT Vibranivo VN 4000 Series, Technical Information/Instruction Manual

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UWT Vibranivo VN 4000 Series Technical Information/Instruction Manual Download Page 17

Level limit switch

Series VN 4000

Technical Information / Instruction manual

page G 

Notes for use in Hazardous Locations

Max. Surface Temperature and Temperature Class

The temperature marking on the type plate           refers to the instruction manual.
In the following table the relevant 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)..

process
 side

ambient side

Max. 

ambient 

temperature

Max. process 

temperature 

Max. surface 

temperature

Temperature 

class

(Division System)

Temperature 

class

(Zone System)

60°C (140°F)

110°C (230°F)

115°C (239°F)

T4A

T4

120°C (248°F)

120°C (248°F)

T4A

T4

130°C (266°F)

130°C (266°F)

T4

T4

140°C (284°F)

140°C (284°F)

T3C

T3

150°C (302°F)

150°C (302°F)

T3C

T3

Vibranivo

®

1

2

3

4

5

6

7

8

9

10

11

12

VN 4000  a

gi161213

17

Summary of Contents for Vibranivo VN 4000 Series

Page 1: ... G6 Options G7 Mounting G8 Electrical installation G11 Signal output G14 Sensitivity Maintenance G15 Notes for use in Hazardous Locations G16 Subject to technical change We assume no liability for typing errors All dimensions in mm inch Different variations than specified are possible Please contact our technical consultants Vibranivo 1 2 3 4 5 6 7 8 9 10 11 12 VN 4000 a gi161213 1 ...

Page 2: ... the product Risk of electric shock WARNING A failure to observe the necessary precautions can result in death serious injury and or considerable material damage This symbol is used when there is no corresponding caution symbol on the product CAUTION A failure to observe the necessary precautions can result in considerable material damage Safety symbols In manual and on product Description CAUTION...

Page 3: ...er 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 registered The length of the probe can be up to 4m 157 with an extension tube VN 4030 The use of a sliding sleeve is recommended so that the switch point can be changed ...

Page 4: ...l Information Instruction manual page G Technical data Thread Flange Temperature extended shaft pos 3 2 Triclamp Thread Flange Temperature extended shaft pos 3 2 Triclamp Vibranivo 1 2 3 4 5 6 7 8 9 10 11 12 VN 4000 a gi161213 4 VN 4020 VN 4030 ...

Page 5: ...ve Open Collector Permanent load max 0 4A Short circuit overload and reverse polarity protected Output voltage equal to input voltage drop 2 5V Indicating light Status of signal output by built in LED Status of signal output by built in LED Isolation Power supply to signal output 2225Vrms Signal output to signal output 2225Vrms Protection class I III Mechanical data Housing Aluminium housing powde...

Page 6: ...nary Locations Depending on selected version in price list CE EN 61010 1 IEC CB FM CSA GOST R Hazardous Locations Depending on selected version in price list ATEX Dust explosion ATEX II 1 2 D Ex t IIIC T Da Db IP6X IEC Ex Dust explosion IEC Ex t IIIC T Da Db IP6X FM Dust explosion Cl II III Div 1 Gr E F G CSA Dust explosion Cl II III Div 1 Gr E F G Ex DIP A20 21 RTN Ex Dust explosion Detailed allo...

Page 7: ...ed for Category 3 zone 22 or Division 2 Sliding sleeve VN 4030 G1 ISO 228 or 1 NPT ANSI B 1 20 1 or flanges Material 1 4301 304 or 1 4571 316TI Sealing material to the extension tube viton or NBR Mounting set Screws and washers for fixing the unit on a flange Glass window in lid To see the indicating light on the electronic from outside Bulb in cable gland Bright indicating light seen from outside...

Page 8: ...ation has to be done in a way that the sensor elements cannot hit the wall of the silo The flow of the medium and fixtures in the container must be considered This is especially important for extension length more than 3m 118 1 Sliding sleeve Pressure tight version pos 25 e f Tighten both straining screws M8 with 20 Nm to obtain resistance against pressure Flange mounting A plastic sealing must be...

Page 9: ...ng and orientation marking of oscillating rods The housing can be rotated against the threaded connection after mounting Direction of the cable glands When the unit is mounted from the side ensure that the cable glands faces downwards and are closed to avoid water penetration into the housing Sealing Seal the process thread with Teflon tape in case of process pressure Switching point Heavy bulk ma...

Page 10: ... 200mm 7 87 distance Full detector Empty detector Observe max torque Installation in the conical part only for trickling material that cannot be pressed between the vibration rods CORRECT WRONG Orientation marking of oscillating rods faces sideways Working surface too large overload if material is discharged danger of caking or crust deformation CORRECT Vibrating rods lead into the product WRONG S...

Page 11: ...losing element must have following specifications Ingress protection IP67 temperature range from 40 C to 70 C UL or VDE 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 locked with a closing element Conduit system In case o...

Page 12: ... 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 sensor increased by 10K The parts must be mounted according to the instructions of the supplier Conduit system for FM an...

Page 13: ...tage drop 2 5V Load for example PLC relay contactor bulb PE Load Power supply Universal voltage Relay DPDT Power supply 19 230V 50 60Hz 10 22VA 19 40V DC 10 2W incl 10 of EN 61010 Fuse on power supply max 10A fast or slow HBC 250V Signal output Floating relay DPDT AC max 250V 8A non inductive DC max 30V 5A non inductive Fuse on signal output max 10A fast or slow HBC 250V Signal output N L Power su...

Page 14: ...ed as full signal protection against overcharging If the sensor is used to indicate empty load set to Fail Safe Low Power failure or line break is regarded as empty signal protection against running dry FSH FSL Signal output Signal output Signal output Setting Relay DTPT 3 wire PNP LED Signal output LED Signal output Setting FSL FSH Vibranivo 1 2 3 4 5 6 7 8 9 10 11 12 VN 4000 a gi161213 14 FSL FS...

Page 15: ...d Mechanically damaged oscillating rods Coarse cleaning of the vibrating fork Sensor cables Version VN 4020 Red Yellow Blue Black Version VN 4030 Red White Blue Black Version big housing 1 Open the housing lid 2 Remove the field wiring cables 3 Remove the sensor cables 4 Unscrew the two fastening screws of the electronic board 5 Take out the electronic board 6 Insert a new electronic board and tig...

Page 16: ...rocess over pressure up to 16 bar 232psi These pressures are allowed for test purposes The definition of the Ex approval are only valid for a container over pressure between 0 2 0 1 bar 2 9 1 45psi For higher or lower pressures the approvals are not valid Process and ambient temperature The permitted temperature ranges are marked on the name plate The max permitted ambient and process temperatures...

Page 17: ...e temperature resp temperature class is the warmest temperature of the unit which could occur during malfunction according to Ex definition process side ambient side Max ambient temperature Max process temperature Max surface temperature Temperature class Division System Temperature class Zone System 60 C 140 F 110 C 230 F 115 C 239 F T4A T4 120 C 248 F 120 C 248 F T4A T4 130 C 266 F 130 C 266 F T...

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