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Kobold ZFC, Руководство по эксплуатации

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Kobold ZFC Скачать руководство пользователя страница 26

ZFC 

page 26 

 

ZFC K03/0522 

8.3.2 

Plastic (GRP) enclosure 

 

 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 

 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 

The PE connection

 

The ZFC in a GRP enclosure meets the 
requirements of class 2 (double insulated). 
Therefore the incoming PE wire is terminated 
with an insulating end cap. 

 
 
 
 
 
 
 
 
 

 
 
 
 

 

 
 

 

Type OR (8-24V AC) 
 
 
 
 
 
 

 
 

 

 
 
 
 
 
Type (8-30V DC)

 

Содержание ZFC

Страница 1: ...Operating Instructions for Differential Flow Computer Model ZFC...

Страница 2: ...ghts reserved 1 Contents 1 Contents 2 2 Note 4 3 Instrument Inspection 4 4 Regulation Use 4 5 Operating Principle 5 5 1 Functions and features 5 6 Operation 7 6 1 Control panel 7 6 2 Operator Informat...

Страница 3: ...e 3 Manufactured and sold by Kobold Messring GmbH Nordring 22 24 D 65719 Hofheim Tel 49 0 6192 2990 Fax 49 0 6192 23398 E Mail info de kobold com Internet www kobold com Hardwareversion 03 01 xx Softw...

Страница 4: ...iliar with these operating instructions and in accordance with local regulations applying to Health Safety and prevention of accidents When used in machines the measuring unit should be used only when...

Страница 5: ...sibilities with analog pulse and communication outputs Flowmeter and temperature input This manual describes the unit with a pulse input from the flowmeter The ZFC has also a PT100 temperature input O...

Страница 6: ...messages The display refresh rate is programmed in the setup menu At a key press the display refresh rate will switch to FAST for 30 seconds When OFF is selected the display goes off after 30 seconds...

Страница 7: ...rs operators 6 1 Control panel The control panel has three keys The available keys are Control panel Functions of the keys This key is used to program and save new values or settings The PROG ENTER ke...

Страница 8: ...the text PUSH CLEAR is shown To avoid a reset at this stage press another key other than the CLEAR key or wait for 20 seconds A reset of the total does not influence the accumulated total Type IB Whe...

Страница 9: ...ke sure the measuring system is correctly wired up according to the wiring diagrams Protection against accidental contact is no longer assured when the housing cover is removed or the panel cabinet ha...

Страница 10: ...DISPLAY is displayed Momentarily press the PROG ENTER key to select the previous submenu The submenu FLOW RATE is displayed The PROG ENTER key is used as a key Press again to go to the previous submen...

Страница 11: ...only saved if you press the PROG ENTER key The explanation assumes that you are in the submenu TOTAL and the setting UNIT If you do not want to save the change wait for approximately 20 seconds or pre...

Страница 12: ...B 41 K factor 0 000010 9999999 42 decimalsK FACTOR 0 6 5 DISPLAY 51 function total rate 52 light 0 off 20 40 60 80 100 full brightness 53 measurement bi direct not negative threshold stationary 54 sta...

Страница 13: ...9999 A7 filter 01 99 B P ULSE B1 mode signed not negative separated B2 width 0 001 9 B3 decimals 0000000 111111 1 22222 22 3333 333 B4 amount 0 001 9999999 C COMMUNICATION C1 speed 1200 2400 4800 9600...

Страница 14: ...generated by the flowmeter per selected engineering unit for example per m3 A more accurate K Factor more decimals as set in decimals K Factor allows for a more accurate operation of the system Exampl...

Страница 15: ...accurate K Factor more decimals as set in decimals K Factor allows for a more accurate operation of the system 25 decimals K factor This setting is used to set the amount of digits behind the decimal...

Страница 16: ...r This setting is used to set the amount of digits behind the decimal point for the accumulated total indication B 7 1 5 EXPLANATION OF SETUP MENU 4 FLOW RATE B The engineering units are the same as u...

Страница 17: ...or zero Shown total increases or decreases threshold Shown flow rate as soon as the flow rate is lower than SETUP 54 or negative zero flow rate is shown Shown total as soon as the flow rate is lower t...

Страница 18: ...NO information will be lost every pulse will be counted and the output signals will be generated in the normal way At a key press the display refresh rate will switch to FAST for 30 seconds When OFF...

Страница 19: ...th low pass filter 100 k pull up max 1 2 kHz open collector less sensitive REED Reed switch input 1 M pull up max 600 Hz REED LP Reed with low pass filter 1 M pull up max 120 Hz Less sensitive PNP PNP...

Страница 20: ...nce 50 75 90 99 10 1 8 sec 3 5 sec 5 6 sec 11 sec 20 3 5 sec 7 0 sec 11 sec 23 sec 30 5 3 sec 10 sec 17 sec 34 sec 50 8 8 sec 17 sec 29 sec 57 sec 75 13 sec 26 sec 43 sec 86 sec 99 17 sec 34 sec 57 se...

Страница 21: ...number of decimals shown depends upon setup 23 The engineering units time e g L min is dependent upon setup 21 and 22 A4 cut off To ignore leakage of the flow for example a low flow cut off can be se...

Страница 22: ...l be filter value RESPONSE TIME ON STEP CHANGE OF ANALOG VALUE TIME IN SECONDS influence 50 75 90 99 01 filter disabled filter disabled filter disabled filter disabled 02 0 1 sec 0 2 sec 0 4 sec 0 7 s...

Страница 23: ...utomation and control it is the sole responsibility of the owner to install and manage the appropriate safety measures to protect the network the product and the communication against any kind of secu...

Страница 24: ...hen the housing cover is removed or the panel cabinet has been opened danger from electrical shock The housing may only be opened by trained persons authorized by the operator of the facility Take car...

Страница 25: ...e screens shield are meant to prevent electromagnetic interference and shall be galvanic isolated connected to the common ground terminals that belong to the specific sensor connection The wire screen...

Страница 26: ...3 2 Plastic GRP enclosure The PE connection The ZFC in a GRP enclosure meets the requirements of class 2 double insulated Therefore the incoming PE wire is terminated with an insulating end cap Type...

Страница 27: ...low power sensors Coil Reed External power is only available when the main external power supply is connected The sensor supply voltage is selectable 1 2 3 8 2 12 or 24V DC Set the sensor supply 1 Mak...

Страница 28: ...AC 10Vin DC 12V DC 10Vin AC 14Vin DC 24V DC 18Vin AC 26Vin DC Sensor supply voltage Switch setting Terminal 05 06 R1 03 04 R2 scaled pulse output SETUP 8 read chapter 7 determines the pulse output fun...

Страница 29: ...connections for flowmeter A Terminal 09 11 and B Terminal 12 14 are the same The screen of the signal wire must be connected to the related common ground terminal unless earthed at the sensor itself T...

Страница 30: ...ith flowmeters which have a PNP output signal 3 V is offered on terminal 11 which has to be switched by the sensor to terminal 10 SIGNAL For a reliable pulse detection the pulse amplitude has to go ab...

Страница 31: ...ve signal selection may well be desired in case of power supply type 3 is available for sensor supply Terminal connections Active signal input typical Reed switch The ZFC is suitable for use with flow...

Страница 32: ...temperature of the outlet flow will be measured with sensor B terminal 23 25 Terminal 26 31 type M communication RS485 For connections refer to figure Overview of terminal connectors Standard configu...

Страница 33: ...re the flow levels programmed correctly connection of the external power supply according to the specification Flow rate displays 0 zero while there is flow total is counting Check SETUP 22 25 and 41...

Страница 34: ...ur supplier 10 Communication General The product is fitted with the Modbus communication protocol and can be equipped with various physical interfaces like RS485 please see device datasheet for availa...

Страница 35: ...us Communication Protocol on homepage www modbus org Runtime variables PDU ADDRESS REGISTER VARIABLE RUN TIME NO REGISTERS R W TYPE VALUE REMARKS d 1596 h 0x63C 41597 temperature corrected differentia...

Страница 36: ...umber of digits and may have a slower update rate set For example when two decimals are selected for total and total has a value of 123456 78 the display will show 23456 78 while communication will re...

Страница 37: ...factor d 43 h 0x02b 40044 decimals K factor 1 r w uint16 0 6 PDU ADDRESS REGISTER VARIABLE FLOW RATE B NO REGISTERS R W TYPE VALUE REMARKS d 227 h 0x0E3 40228 K factor 2 r w uint32 1 9999999 Represent...

Страница 38: ...99 999 99 step 0 01 K Representation temperature unit depending on variable 528 PDU ADDRESS REGISTER VARIABLE ANALOG OUTPUT NO REGISTERS R W TYPE VALUE REMARKS d 112 h 0x070 40113 analog output 1 r w...

Страница 39: ...II 1 RTU 2 OFF PDU ADDRESS REGISTER VARIABLE OTHERS NO REGISTERS R W TYPE VALUE REMARKS d 173 h 0x0AD 40174 model number 1 r uint16 0 9999 d 160 h 0x0A0 40161 model suffix 1 r char Representation ASCI...

Страница 40: ...onary flow rate 0 L min 55 stationary total 0 L hr 6 POWERMANAGEMENT 61 LCD new 1 sec 62 battery mode operate 7 FLOWMETER 71 signal A coil lo 72 signal B coil lo 8 TEMPERATUREA B 81 display unit C 82...

Страница 41: ...tly wired up according to the wiring diagrams Protection against accidental contact is no longer assured when the housing cover is removed or the panel cabinet has been opened danger from electrical s...

Страница 42: ...supplier Check periodically The condition of the enclosure cable glands and front panel The input output wiring for reliability and aging symptoms The process accuracy As a result of wear and tear re...

Страница 43: ...ype K Dimensions 130 x 120 x 75mm 5 10 x 4 72 x 2 95 LxHxD IP67 TYPE 4 X Drilling 6x 12mm 0 47 Operating temperature Operational 40 80 C 40 178 F Relative Luftfeuchtigkeit 90 no condensation allowed P...

Страница 44: ...sive transistor output not isolated Load max 50 V DC 300 mA Communication option Protocol bus rtu bus asc Speed 1200 2400 4800 9600 Adressing 1 247 Type M RS485 2 wire Operational Operator functions S...

Страница 45: ...T where thermal expansion coefficient 14 Order Codes Example ZFC K FT 4T 0 3 0 0 Model Enclosure Input Output Communi cation Power supply ATEX Special version ZFC K wall mounting enclosure glass fibe...

Страница 46: ...ZFC page 46 ZFC K03 0522 15 Dimensions Housing dimensions ZFC...

Страница 47: ...Electromagnetic compatibility EMC Part 6 3 Generic standards Emission standard for residential commercial and light industrial environments EN 61326 1 2013 Electrical equipment for measurement contro...

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