P17G loop isolator manual
Contents
1. Resistance thermometer Rload or resistance E i measurement Supply P 5 in a three wire system m Sa Rload T Voltage Supply b 0 10V Fig 2 Description of P17 transducer terminal strips The P17 transducer in versions destined to co operate with resi stance thermometer sensors works with the automatic compensa tion function of wire resistance changes In case of application in a two wire system one must short circuit the terminal 1 with the terminal 3 The P17 transducer in versions destined to co operate with thermocouples works with the automatic compensation function of cold junction temperature changes The P17 transducer is supplied from the current loop and the 4 20 mA signal output is the input supplying the transducer Working in such a configuration the transducer acts as an active load and the absorbed current is proportional to changes of the measured signal on the transducer input In case of the transducer operation in a high interference environment one must apply shielded wires 5 SERVICING After the connection of external signals and the supply switching on the transducer is ready to work The P17 transducer has parameters programmed acc to the customer s order 10 6 TECHNICAL DATA Basic parameters input signals acc to version codes2. Type ofinput Full range Conversion error Input resistance Voltage 0 10 V gt 1MQ Voltage 0 60 mV J Fe CuNi 100 1200 C K NiCr NiAl 100 1370 C N NiCrSi NiSi 100 1300 C 0 5 gt 9MQ E NiCr CuNi 100 900 C Pt100 50 100 C Pt100 50 400 C Resistance 0 150 Q Resistance 0 250 Q Thermocouple characteristics acc to EN 60584 1 Resistance thermometer characteristics acc to EN 60751 A2 Range of analog output Output resolution Additional error from ambient temperature changes Conversion time Power consumption Current flowing through the resistance thermometer Pt100 or resistance 4 20 mA 0 005 mA 0 25 range 10K 1s lt 0 7 VA lt 400 uA Resistance of wires connecting the resistance thermometer with the transducer Transducer preheating time lt 100 wire 15 min 11 Rated operating conditions supply voltage ambient temperature storage temperature relative air humidity Operating position Sustained overload capacity thermocouples resistance thermometers voltage and resistance 19 30 V d c Umin 19 V at max load Rload 500 Q at a smaller load Umin 7 V Rioad 24 mA 25 23 55 C 25 85 C lt 95 inadmissible condensation any 1 20 Short duration overload capacity 3 s sensor and voltage inputs En
3. The transducer must be installed according to the regulation and instructions given in this user s manual 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 damaged by inappropriate handling Do not damage or destroy any electrical components since this might endanger your health 4 Electrical Connection Before switching the instrument on 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 user s 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 responsible for the compliance with the required limit values demanded by the EMC legislation 5 O
4. TRANSDUCER SUPPLIED FROM A CURRENT LOOP P17 TYPE USER S MANUAL CONTENTS 1 Application 2 2 2 een 5 2 Transd cer set uu iieiaeie inai sea a aiai 5 3 Basic requirements and operational Safety ooccccconncnm m 5 4 Instalation ooomconnncccnnoncononnnnnnncnnanccnnncnnnnnnnnns 8 4 1 Way of fixing 8 4 2 External connection diagrams cccccceeeceseceeeeeeeeeeeeeeeeeeeeenteeeeens 9 5 Service coccccnnccccnoncnnnannnananonnnns 10 6 Technical data uusnssunnnsnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnn 11 7 Ordering codes uuuzauuunsannnnannnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnn 13 8 Maintenance and warranty nuuusussnsnaannnnnnnnnnnnnnnannnnnnnnnnnn 14 1 APPLICATION The P17 transducer with 6 2 mm width supplied from a current loop converts the signal from a temperature sensor or standard voltage signal into a 4 20 mA standard signal 2 TRANSDUCER SET The set of the P17 transducer is composed of P17 transducer 1 pc User s manual warranty card 1 pc 1 pc When unpacking the instrument please check whether the type and execution code on the data plate correspond to the order 3 BASIC REQUIREMENTS AND OPERATIONAL SERVICE Symbols located in this user s manual mean A A WARNING Warning of potential hazardous situations Especially important One must acquaint with this before connecting the P15 transdu
5. cer The non observance of notices marked by these symbols can occasion severe injuries of the personnel and the damage of the instrument CAUTION Designates a general useful note If you observe it handling of the recorder is made easier One must take note of this when the instrument is working inconsistently to the expectations Possible consequences if disregarded In the security scope the transducer meets the requirements of the EN 61010 standard Remarks concerning the operator safety f 1 General The P17 transducer is destined to be mounted on a 35 mm DIN rail Non authorized removal of the required housing inappropriate use incorrect installation or operation create the risk of injury to personnel or damage to equipment For more detailed information please study this user s manual 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 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 2 Transport Storage Please observe the notes on transport storage and appropriate handling Observe the climatic conditions given in technical data 3 Installation
6. hout additional quality inspection requirements 13 8 MAINTENANCE AND WARRANTY The P17 transducer does not require any periodical maintenance In case of some incorrect operations 1 After the dispatch date and within the period stated in the warranty card One should return the instrument to the Manufacturer s Quality Inspection Dept If the instrument has been used in compliance with the instructions the Manufacturer warrants to repair it free of charge The disassembling of the housing causes the cancellation of the granted warranty 2 After the warranty period One should send the instrument to repair it in an authorized service workshop Spare parts are available for the period of five years from the date of purchase Our policy is one of continuous improvement and we reserve the right to make changes in design and specifications of any products as engineering advances or necessity requires and revise the above specifications without notice 14
7. peration Measuring systems including P15 transducers must be equipped with protection devices according to the corresponding standard and regulations for prevention of accidents 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 The housing must be closed during operation 6 Maintenance and servicing Please observe the manufacturer s documentation Read all product specific safety and application notes in this user s manual Before taking the housing out one must turn the supply off The removal of the housing during the warranty contract period may cause its cancellation 4 INSTALLATION 4 1 Way of fixing P17 transducers are designed to be installed on a 35 mm rail acc to EN 60715 standard The housing with dimensions 6 5 x 99 1 x 76 9 mm is made of a self extinguishing plastic Terminal strips with screws enable the connection of external wires of 2 5 mm cross section Overall dimensions and fixing way are presented on the fig 1 Fig 1 View of the P17 Transducer 4 2 External connection diagrams A Connections of external signals are shown on the fig 2 Measured signal Connection way Thermocouple or voltage 0 60 mV Supply Resistance thermometer or resistance measurement in a two wire system Rload Supply
8. sured protection degree housing electric connections Dimensions Weight Mounting Electromagnetic compatibility 30 V IP50 IP20 6 2 x 99 1 x 76 9 mm 80g on a 35 mm rail noise immunity acc to EN 61000 6 2 noise emissions acc to EN 61000 6 4 Safety requirements acc to EN 61010 1 installation category pollution degree II 2 phase to earth working voltage 50 V 12 7 ORDERING CODE Version codes of the P17 transducer ORDER CODES Version codes of the P17 transducer Transducer supplied from a current loop P17 Input signal Voltage A AAA 00 Thermocouple J 100 1200 C 01 Thermocouple K 100 1370 C 02 Thermocouple N 100 1300 C 03 Thermocouple E 100 900 C 04 Resistance thermometer Pt100 50 100 C 05 Resistance thermometer Pt100 50 400 C 06 Resistance 0 150 Q wo 07 Resistance 0 250 Q we 08 Voltage 0 60 MV we 09 OM ordet ax assests ss casedetseespeasetavsevanteicsnecetsutacativects XX Acceptance tests Without additional requirements With a quality inspection certificate Acc to customer s agreement n after agreement with the manufacturer ORDERING EXAMPLE The code P17 05 8 comp auto means a transducer version supplied from a current loop 05 Input signal Pt100 RTD range 50 100 C 8 Wit
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