Dinel DLS-27 Series Instruction Manual Download

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Read carefully the instructions published in this manual before the first use of the level meter. Keep the manual

at a safe place. The manufacturer reserves the right to implement changes without prior notice.

Capacitive level sensors DLS – 27

INSTRUCTION MANUAL

Summary of Contents for DLS-27 Series

Page 1: ...ed in this manual before the first use of the level meter Keep the manual at a safe place The manufacturer reserves the right to implement changes without prior notice průmyslová elektronika Capacitive level sensors DLS 27 INSTRUCTION MANUAL ...

Page 2: ...ical connection 13 8 Settings 15 9 Function and status indication 16 10 Order code 17 11 Correct specification examples 17 12 Accessories 18 13 Safety protections compatibility and explosion proof 18 14 Use manipulation and maintenance 19 15 General conditions and warranty 20 16 Marking of labels 20 17 Technical specifications 23 18 Packings shipping and storage 26 19 FAQ Frequently asked question...

Page 3: ...i clamp 1 Basic description To ensure maximum safety of control processes we have defined the following safety instructions and information Each instruction is labelled with the appropriate pictogram Alert warning danger This symbol informs you about particularly important instructions for installation and operation of equipment or dangerous situations that may occur during the installation and op...

Page 4: ...iquids water solutions water adhesive and aggressive materials horizontal or ver tical mounting Electrode length from 0 1m to 1m DLS 27_ 22 Fully coated rod electrode PFA insulation with enhanced resistance for sensing aggressive conductive liquids and materials Horizontal or vertical mounting Electrode length from 0 1m 1m DLS 27_ 30 Dismountable uncoated rod electrode for sensing bulk solids and ...

Page 5: ...Dimensional drawing DLS 27_ 10 DLS 27_ 11 DLS 27_ 20 DLS 27_ 21 22 DLS 27_ 30 DLS 27_ 31 DLS 27_ 40 High tempera tures variants Tri clamp thread Type of threads G 3 4 M27x2 M30x1 5 connection connection Tri Clamp CI34 ø 34 mm ...

Page 6: ...s not necessary to separately ground the base of the level sensor In case of installation in concrete sumps or silos it is appropriate to install the level sensor onto a metallic auxiliary construction console lid etc and then connect to ametallic constantlysubmergedobject orwithsteelwithsteelreinforcementsinconcrete armouring In the case of the reading of an aggressive medium we recommend that th...

Page 7: ... side wall mounting Fig 3 place the sensor outside the flow of bulk solids or liquids Fig 3 Correct and incorrect installation into storage tank side wall In the case of side wall mounting it is necessary to avoid long fitting tubes where sensed medium could accumulate fig on right We recommend mounting the sensor so that the whole sensing elec trode and insulation is inside the storage tank Figur...

Page 8: ...dle In some cases the variant is allowed as shown in Fig 5 on the right But this is recommended only for measuring bulk solid materials by a sensor of the DLS 27_ 10 type which do not mechanically damage the electrode and do not form separate blocks DLS 27_ 10 Fig 5 Slant wall mounting In case of vertical installation for sensing the level of unknown conductive and non conductive liquids in tanks ...

Page 9: ...ed from the side on the wall into the area for the expected switching of the level sensor Both parts of PDE 27 are connected by steel wire The area of the plate auxiliary electrode is a minimum 200 cm2 For non conductive liquids the only variation possible is with the plate auxiliary electrode and in this case it is necessary to place the level sensor to prevent the movement of electrodes and the ...

Page 10: ...de the minimum distance of the inner walls from the electrode at 5 mm In some cases sticky liquids low permittivity liquids it is better to mount the sensor into a pipe bend Fig 11 Sensor mounting in a tube If the sensor is placed vertically in an outdoor environment or in the event of increased mechanical stress it is recommended to install a 15 10 mm PVC protective hose on the B cable BYPASS MEA...

Page 11: ...t as possible to avoid vapour con densation or sedimentation of impurities A simi lar situation occurs when the sensing electrode goes through the concrete ceiling of the silo The hole diameter should be at least 50 mm based on ceiling thickness Fig 12 Two state level regulation by hysteresis setting Fig 13 Long fitting tubes in vertical mounting mm 200 50 h E 3 2 m E 4 3 p E 3 4 s E 3 1 E 10 1 a ...

Page 12: ...rom the side or vertically It is recommended to mount a sensor with an electrode longer than 300 mm only in the vertical position Hollow spaces should be minimized between the electrode and the wall where the sensed material can accumulate see application notes In non metal storage tanks we recommend mounting the sensor on an auxiliary metal plate electrode with min area of 400 cm2 DLS 27_ 21 22 S...

Page 13: ...s it can be mounted on an auxiliary metal structure conductively connected with the sensed material For mounting you can use supplied welding flanges or fixing nuts 7 Electrical connection Sensor with NPN or PNP output is allowed to lead only by resistive or inductive lead Positive supply voltage U is connected to the brown conductor BN 1 negative 0V to the blue conductor BU 3 and the leads only N...

Page 14: ...16 Connection of a sensor with a NAMUR type output configuration Xi XiM XiT XiMT Fig 17 Inside of the connector socket Due to the possible occurrence of an electrostatic charge on the non conductive parts of the sensor it is necessary to ground all sensors intended for use in environments with an explosionhazardDLS 27Xi XiT XiM XiMT andDLS 27Xd Thiscanbeperformedbygrounding el conductive tanks or ...

Page 15: ...ways necessary to know what the permittivity of the material is and to adapt the setting on the sensor In the Sensitivity characteristics table it is stated for each type where the change of capacity corresponds to the 1 rotation A definite guide can be the fact that the flooding of the electrode in the length of 100 mm into the material with relative permeability Ɛr 2 will cause a change in the c...

Page 16: ...ensor behaves similarly as an exceeding of the limit state Analogicallyformaximumlevelsensingwerecommendnormallyclosedoutputs NC PC RC Level state Type of output Output state LED Minimum level sensing DLS 27N_ __ _ NO _ DLS 27Xd __ D NO _ DLS 27N_ __ _ PO _ DLS 27Xd __ D PO _ CLOSED Shine DLS 27Xi __ _ RO _ HIGHER CURRENT DLS 27N_ __ _ NO _ DLS 27Xd __ D NO _ DLS 27N_ __ _ PO _ DLS 27Xd __ D PO _ ...

Page 17: ... 430mm process connection type of output N NPN open collector P PNP open collector R NAMUR change in supply current connection method B cable outlet cable length C connector socket not included with sensor recommended type see ac cessories D cable outlet cable length type and performance of electrode mech performance N non explosive areas NT high temperature performance Xd use in flammable dusts a...

Page 18: ...aration of conformity was issued for this device in the wording of Act No 90 2016 Coll as amended Supplied electrical equipment matches the requirements of valid European directives for safety and electromagnetic compatibility Special conditions for safe use of variant DLS 27Xi XiT XiM XiMT If the apparatus is used as device of Group II and with using of an approved power supply device which outpu...

Page 19: ...safe use of variant DLS 27Xd Ambient temperature Tamb 20 C to 70 C The sensor DLS 27Xd is designed with permanent cable The cable must be terminated in connection box with degree of protection IP 6X The end of the sensor must be protected against direct daylight Maximum effective value of AC or DC voltage that can be applied to the terminals of device which are not intrinsically safe without break...

Page 20: ...____ No ______ Cable __ m No ______ Cable __ m IP67 IP67 IP67 IP67 Dinel s r o U Tescomy 249 760 01 Zlín Czech Republic www dinel cz Dinel s r o U Tescomy 249 760 01 Zlín Czech Republic www dinel cz Dinel s r o U Tescomy 249 760 01 Zlín Czech Republic www dinel cz Dinel s r o U Tescomy 249 760 01 Zlín Czech Republic www dinel cz U I U I 7 36 V 3 10 mA 200 mA 7 36 V 3 10 mA 200 mA BN BU BK U 0V BN ...

Page 21: ... 249 760 01 Zlín Czech Republic www dinel cz Dinel s r o U Tescomy 249 760 01 Zlín Czech Republic www dinel cz Dinel s r o U Tescomy 249 760 01 Zlín Czech Republic www dinel cz Symbol of producer logo Dinel Contact Dinel s r o U Tescomy 249 760 01 Zlín www dinel cz Type of level meter DLS 27Xd __ _ __ _ Exxxx Cable length Cable _ _ m Serial number Ser No ______ from the left production year serial...

Page 22: ...x ia IIB T6 Ga Gb U 12 V i FTZÚ 02 ATEX 0234X C 15 nF i 1026 I 15 mA i P 45 mW i t 20 60 C zone 0 a L 10 uH i t 20 75 C a IP67 BN BU U 0V I M2 Ex ia I Mb U 12 V i FTZÚ 02 ATEX 0234X C 15 nF i 1026 I 15 mA i P 45 mW i t 20 60 C zone 0 a L 10 uH i t 20 75 C a IP67 BN BU U 0V I M2 Ex ia I Mb U 12 V i FTZÚ 02 ATEX 0234X C 15 nF i 1026 I 15 mA i P 45 mW i t 20 60 C zone 0 a L 10 uH i t 20 75 C a IP67 D...

Page 23: ...ply voltage 8 9 V DC Current supply state OFF ON NAMUR 1 mA 2 2 mA Limit parameters Ui 12VDC Ii 15mA Pi 45mW Ci 15nF Li 10µH Coupling capacity Electric strength 2 7 nF 500 V AC Reference value LC for the parameters of the used cable typ C 150 pF m typ L 0 8 µH m Used materials Part of the DLS Type Standard material Housing All type W Nr 1 4301 AISI 304 Insulating bushing All type Teflon PTFE Polyt...

Page 24: ...sensor zone 0 DLS 27XiT 10 20 30 40 Intrinsically safe high temperature explosion proof performance for use in hazardous areas explosive gas atmospheres or explosive atmospheres with dust II 1 2G Ex ia IIB T6 Ga Gb II 1 2 D Ex ia IIIC T76 C Da Db with intrinsically safe supply units electrode part zone 0 and 20 housing zone 1 and 21 see Fig 20 The type 20 has electrode coating from electrostatical...

Page 25: ...a 2 MPa 0 5 MPa 0 3 MPa 0 1 MPa DLS 27XiT XiMT 21 22 31 40 30 C 120 C 40 C 180 C 20 C 75 C 3 MPa 2 MPa 0 5 MPa 0 3 MPa 0 1 MPa DLS 27Xi XiT XiM XiMT zone 0 20 60 C 20 60 C 20 60 C 0 08 0 11 MPa up to 60 C DLS 27XiM XiMT mine application Mb Max 150 C any surface where the coal dust may consist layer Note For the correct operation of the level meter none of the here provided temperature ranges may b...

Page 26: ...mage has occurred to the packaging and device during transport Do not use a device clearly damaged during transport but rather contact the manufacturer in order to resolve the situation If the device is to be further shipped it must be wrapped in its original packaging and protected against impact and weather conditions Store the device in its original packaging in dry areas covered from weather c...

Page 27: ...om the source and connect it again The sensor is evidently set so that it has too large hysteresis and the change of the capacity after deactivation is insufficient for exceed ing the area of hysteresis and re disconnection It is sufficient to decrease the hysteresis or to modify decrease the sensitivity so that the sensor is able to achieve both marginal statuses connection and disconnection The ...

Page 28: ... r o U Tescomy 249 760 01 Zlín Czech Republic Phone 420 577 002 002 Fax 420 577 002 007 E mail sale dinel cz www dinel cz Find the updated version at www dinel cz version 08 2017 industrial electronics 01 2019 ...

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