N15 TYPE - LUMEL SA
Contents
1. aaaea mE Lx 5 gt Fig 2 The meter overall dimensions 4 2 External connection schemes Description of the terminal strip connection of input signals and supply are shown in Fig 3 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 7 Input signals Output Supply 24 V d c max 25 mA Resistance thermometer in a two wire system or potentiometric trans mitter 11213 Resistance thermometer three wire system Thermocouple Current input mA Voltage input 60 mV Output Input signals c max 25 mA Input signals Voltage input mV V according to option code Output 24 V max 25 mA 1121314 819110 1 314 6 7 9 10 F The supply of two wire object trans ducers The supply three wire object trans ducers Fig 3 N15 meters electrical connections To connect input signals it is recommended to install screened leads due to electromagnetic interference The supply should be connected using a double conductor with proper conductor dimensions and with2. order the code number must be agreed with the manufacturer 17 The code of highlighted unit symboli Code Unit me Table 4 Code Unit symbol 25 5 27 i after agreeing by the producer 18 28 kN 30 hPa 31 kPa 32 MPa 34 36 37 39 40 41 43 on order avoid mistake when ordering please respect our coding proce dure Ordering example Code N15085G 1010008 08 0 450 C J comp auto means N15 08 5 G 1 0 1 0 00 8 08 N15 digital meter thermocouple J input 5 LED digit displays digit height 14 mm green colour displays supply 230 V 50 60 Hz without output to supply object transducers protection degree from frontal side IP 65 socket screw plug terminals standard execution without an extra quality inspection certificate unit C Programmed measuring range thermocouple J 0 450 C Automatic compensation of cold junction temperature changes programmed by the manufacturer Code N15014R110000808 0 100 C comp auto means N15 01 J 0 0 00 8 08 0 100 N15 digital meter Pt100 resistance thermometer input 50 150 C four LED digit displays digit height 20 mm red colour displays supply 230 V 50 60 Hz output to supply object transducers 24 V d c maximal load 25 mA for supplying object transducers protection level throug
3. proper installation fuse 10 5 SERVICING After connecting external signals and switching on the power the meter starts to measure automatically and display the measured value The meter can be reprogrammed with the Manufacturer in servicing works hops and with distributors The parameters which can be changed are as follows indication range indication recounting decimal point number of averaged measurements manual or automatic compensation the value of manual compensation only in the temperature meters concerns the compensation of wire resistance changes or terminal temperature unit symbol highlighting switching on off The appearance of the following symbols on the digital display means Exceeding the upper measuring range or lack of sensor Exceeding the lower measuring range or sensor short circuit 11 6 TECHNICAL DATA INPUTS Resistance thermometer Potentiometer transmitter Thermocouples Voltage measurement current resistance Current intensity flowing through the resistance thermometer Resistance of conductors connecting the resistance thermometer to the meter Basic error Pt100 Pt500 Pt1000 acc IEC 751 A1 A2 4000 Q J K N E acc EN 60584 1 10 60 mV 0 150 mV 0 300 mV 0 10 V 0 200 V 60 mV 150 mV 300 mV 2V 10 V 50 V 200 V input resistance gt 1 MQ 0 5 mA 0 20 mA 0 200 mA 0 1 0
4. storage and appropriate han dling Observe the climatic conditions given in Technical Data 3 3 Installation The meter must be installed according to the regulation and instructions given in this service manual e Ensure proper handling and avoid mechanical stress Do not bend any components and do not change any insulation distances Do not touch any electronic components and contacts Instruments may contain electrostatically sensitive components which can easily be damage by inappropriate handling Do not damage or destroy any electrical components since this might endanger your health 3 4 Electrical connection Before switching the meter one must check the correctness of connection to the network In case of the protection terminal connection with a separate lead one must remember to connect it before the connection of the instrument to the mains When working on live instruments the applicable national regulations for the prevention of accidents must be observed The electrical installation must be carried out according to the appropriate regulations cable cross sections fuses PE connection Additional information can be obtained from the service manual The documentation contains information about installation in compliance with EMC shielding grounding filters and cables These notes must be observed for all CE marked products The manufacturer of the measuring system or installed devices is res
5. 5 5mA 20 mA 200 mA 1A 5A for 1 A and 5 A input resistance 10 mQ 10 for other ranges input resistance lt 5 Q Pt100 lt 800 uA Pt500 Pt1000 lt 100 uA lt 15 Q conductor 0 2 1 digit Additional errors in rated operational conditions during tempera ture measurement compensation of the temperature change of the thermocouple cold junction compensation of the wires resistance change 12 0 2 range 0 2 range change of ambient temperature Averaging time Output to supply object transducers Rated operation condition supply voltage ambient temperature storage temperature air relative humidity working position Long duration overload thermocouples resistance thermometers resistance measurement of voltage and current 0 1 10 min 0 2s assumptive 1s 24 V d c 51096 max 25 mA 230 V 50 60 Hz 10 110 V 50 60 Hz 10 24 V 50 60 Hz 10 12 V d c 10 without galvanic insulation 24 V d c 10 10 23 55 C 25 85 C lt 95 no condensation any 1 10 Short duration overload 3 sec inputs of sensors and voltage up to 60 mV voltage input gt 60 mV current input Read out field 30 V 10 Un lt 1000 V 10 In 4 LED display digit height 20 mm green or red indication range 1999 9999 5 segment LED digit height 14 mm red or green indication range 1999
6. 9 19999 13 Protection level ensured from front side IP 50 or IP 65 Dimensions 96 x 48 x 64 mm with terminals Weight lt 0 25 kg Power consumption lt 6 VA Preheating time 15 minutes Supply decay immunity acc EN 61000 6 2 Electromagnetic compability immunity acc EN 61000 6 2 emission acc EN 61000 6 4 Security requirements acc EN 61010 1 installation category 11 AN pollution level 2 phase to earth maximum working voltage 300 V a c 7 BEFORE A DAMAGE WILL BE SUBMITTED In case of incorrect symptoms please to acquaint with the below table Table 1 SYMPTOMS PROCEDURE 1 Lack of any indications on the Check the connection of the display mains cable ERE Check the input connection corre 2 The marks ar ctness See service manual are displayed 14 8 OPTION CODES Table 2 pr 22374 ECS Input write the code of the input quantity from the table 3 4 44 2 XX Number of displays 4 digits of 20 mm high 5 digits of 14 mm high Display colour red green on order Supply voltage 230 V 50 60 Hz 110 V 50 60 Hz 24 V 50 60 Hz 245426 12 V d c without galvanic isolation on order Supplying output without output 24 V d c maximal load 25 mA Protection level through the housin een Kind o
7. DASHBOARD INDICATORS STATIONARY and PORTABLE CALIBRATORS MEASUREMENT ACCESSORIES SHUNTS SENSORS TRANSFORMERS MEASURING SYSTEMS ENERGY HEAT CONTROL MEASUREMENT CUSTOM MADE PRODUCTS WE ALSO OFFER OUR SERVICES IN THE PRODUCTION OF ALUMINIUM ALLOY PRESSURE CASTINGS PRESSURE CASTING DIES AND INJECTION MOULDS PRECISION ENGINEERING AND THERMOPLASTICS PARTS QUALITY PROCEDURES According ISO 9001 international requirements All our instruments have CE mark For more information please write to or phone our Export Department LUMEL Lubuskie Zaktady Aparat w Elektrycznych LUMEL S A ul Sulechowska 1 65 022 Zielona G ra Poland Tel 48 68 3295 100 exchange Fax 48 68 3295 101 e mail lumel lumel com pl http www lumel com pl Export Department Tel 48 68 3295 302 Fax 48 68 3254 091 e mail export lumel com pl N15 07A
8. PANEL METER N15 TYPE USER S MANUAL PANEL METER N15 TYPE Contents 1 APPLICATION coincida 5 2 METER 0 4 02004000 5 3 BASIC SAFETY REQUREMENTS eene 6 4 INSTALLATION sscsesessssessesssessesessesssessessssssessscsesscsessacsnsaesssaees 8 5 SERVICING 6 TECHNICAL DATA sssssessssssessssesscsessesesesscsessssesesscsessesseeseseess 12 7 BEFORE A DAMAGE WILL BE 14 8 OPTION CODES sicrie iniaiaiai iaia iraia 15 9 MAINTENANCE AND 20 1 APPLICATION N15 series meters are intended to measure temperature resistance d c voltage and d c current The have a 4 or 5 digit display field 14 or 20 mm height digits in red or green The meters have an output for supplying object transducers Protection degree from frontal side IP 65 Small overall dimensions 96 x 48 x 64 mm with terminals Fig 1 Frontal view of N15 meter with 4 or 5 digit display field 2 METER SET The set consists of N15 meter 1 user s manual 1 pc guarantee card 1 pc plug with screw connections 1 pc holders to fix the meter on the panel n 2 pcs 4 pcs with IP65 version 3 BASIC SAFETY REQUREMENTS Symbols located in this service manual mean WARNING Wa
9. f terminals socket screw plu on order Execution standard custom made Acceptance tests without an extra quality inspection certificate with an extra quality inspection certificate according customer s agreement Unit only in the execution with 5 digits The code number according table 4 When ordering give measuring range NOTE manual give the value C automatic sensor type concerning the input to co operate with a thermocouple e g J choice of compensation concerns temperature meters The code number must be agreed with the manufacturer Possible execution with self locking sockets 15 Table 3 Pt100 Pt100 Pt100 Pt100 200 850 C 50 150 C 50 250 C 50 400 C Pt100 50 600 C Pt500 200 850 C Pt1000 200 850 C Potentiometer transmitter 4000 Thermocouple J K N E 10 60 mV 150 mV 300 mV 10 V 200 V 60 150 mV 300 2V 10V 50V 200 V 5 mA 20 mA 200 mA 5 20 mA 200 1A 5A 0 100 Q 230 V 0 0 0 0 16 2 20 mA characteristic narrowed down 250 V 21500 1 mA 20V 1V 60 mV 20 mA 300 V 2 50 V
10. h the housing IP 50 socket screw plug terminals standard execution without an extra quality inspection certificate unit C programmed indication range 0 100 Automatic compensation of wire resistance programmed by the manufacturer 19 In case of custom made execution or to obtain more detailed techni cal information please contact our Export Department In case of meter s damage or break down please contact the nea rest service workshop 9 MAINTENANCE AND GUARANTEE The N15 meter does not require any periodical maintenance In case of some incorrect unit operations 9 1 From the shipping date during the period given in the anne xed guarantee card One should take meter down from the installation and return it to the Manufacturer s Quality Control Dept If the unit has been used in compliance with the instructions the Manufacturer guarantees to repair it free of charge 9 2 After the guarantee period One should turn over the meter to repair in a certified service workshop The disassembling of the housing causes the cancellation of the granted guarantee 20 21 22 23 SALES PROGRAMME MEASUREMENT DIGITAL PANEL METERS CONTROL BARGRAPH INDICATORS RECORDING MEASURING TRANSDUCERS ANALOGUE PANEL METERS DIN INSTRUMENTS DIGITAL CLAMP ON METERS PROCESS and HOUSEHOLD CONTROLLERS CHART and SCREEN RECORDERS POWER CONTROL UNITS and FREQUENCY INVERTERS AUTOMOTIVE
11. ponsible for the compliance with the required limit values demanded by the EMC legislation 3 5 Operation e Measuring systems including meters must be equipped with protection devices according to the corresponding standard and regulations for prevention of accidents e After the instrument has been disconnected from the supply voltage live components and power connections must not be touched immediately because capacitors can be charged e The housing and the door must be closed during operation 3 6 Maintenance and servicing Please observe the manufacturer s documentation Read all product specific safety and application notes in this service manual e Before taking the meter housing out one must turn the supply off e The removal of the instrument housing during the guarantee contract period may cause its cancellation 4 INSTALLATION 4 1 Fitting Prepare 9208 x 45798 mm hole in the panel The panel material thickness should be between 1 and 15 mm For IP 65 version the minimum distance between each meter is 5 mm The meter should be put in from the front of the panel making sure that the power supply is switched off For IP 65 version the gasket must be put on before fixing it to the panel After the meter is fixed fasten it with holders The meter has a separated strip with terminal screw connections which enable fixing of external wires up to 2 5 mm The meter dimensions are shown on Fig No 2 8
12. rning of potentially hazardous situations Especially im N portant One must be aware of with this before connecting the meter Ignoring the notices marked by these symbols can cause severe injuries and damage of the equipment CAUTION Designates a general useful note Following these instructions make handling the meter easier One must take note of this when the instrument is working inconsistently to the expec tations Complications may arise if disregarded In the security scope the meter meets the requirements of the EEC Low Voltage directive EN 61010 1 issued by CENELEC Remarks concerning the operator safety 3 1 General e The N15 meter is designed to be mounted on a panel e Non authorised removal of the required housing inappropriate use incorrect installation or operation create the risk of injury to person or damage to the equipment For more detailed information please see the service manual e All operations concerning transport installation and commissioning as well as maintenance must be carried out by qualified skilled personnel and national regulations for the prevention of accidents must be observed e According to this basic safety information qualified skilled personnel are persons who are familiar with the installation assembly commissioning and operation of the product and who have qualifications necessary for their occupation 3 2 Transport storage Please observe the notes on transport
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