NCS-IF105 Current to Fieldbus Converter User Manual
Contents
1. 5 CD 8 5 W Figure 3 3 Structure of NCS IF105 Converter ve ew o amp e eene cover cover Communication Capture rem ge EDIT Terminal Screw Wire 12 Screw board hole 13 belle 14 Z X button 15 Housing Pin block plate IG add LLLI Cover NCS 1F105 Current to Fieldbus Converter User Manual As the core of NCS IF105 converter the Communication Card connects with terminal board isolation board instrument board and LCD board The LCD board rotated in four angles is fixed on the Communication board as Figure 3 4 shows Figure3 4 Assembly structure of the meter NCS 1F105 Current to Fieldbus Converter User Manual 4 Transmitter Configuration 4 1 Network Topology FF transmitter supports many kind of connection As shown in figure 4 1 The classic connection modes for a FF device is bus connection As shown in figure 4 2 The matching resistance on the both side of terminal ensures a good quality of signal The maximum length of fieldbus is 1900 meters and can be prolonged to 10 kilometers using repeaters Primary Control Station NIE Fieldbus vo junction box FF bus 9 D DO OQ Point to Point Bus Tree Figure 4 1 FF Network Topology NCS 1F105 Current to Fieldbus Conver2. F RE JMicrocyber NCS IF105 Current to Fieldbus Converter User Manual Microcyber Inc Brief INtrodUction 1 MENT 2 2 SEN 2 PPW A AA aa aga naba aan sin 4 Principle and Structure 2 eaaa a aan aaa aana naen anan ene enere 6 Transmitter Configuration 2 eee nean ee anane eee n aane 10 4 1 Network Topology aa anana naek naaa nana Kanan 10 4 2 FUNCHON BIOCKS RE EE 11 4 3 ConfiguratiOnN i 12 LA JUMPC RR na seis anaa aa ajaa nja ak aa a a a eba aana ana da daa ag a a a 16 ME 17 Technical Specification i 19 6 1 Basic parameters ee area naaa nenen naaa aaa 19 6 2 Technical performance 19 6 3 Physical performance ekeke anna anakan 20 NCS 1F105 Current to Fieldbus Converter User Manual 1 Brief Introduction As intelligent transition device NCS IF105 converter receives 0 20mA or 4 20mA analog signal 4 channels and converts into fieldbus signal NCS FI105 converter uses digital communication technology and makes the interface between field device and controller easier and reduces the expense of installation and maintenance NCS IF105 converter fulfills the need of FF fieldbus intelligent instrument and can connect with several FF fieldbus devices NCS IF105 converter has abundant function blocks and realizes not only normal measurement function
3. LCD Configuration By default the transmitter LCD displays the parameter PRIMARY VALUE value of the first channel of transducer block oe ci N R 72 icrocyber NCS 1F105 Current to Fieldbus Converter User Manual As is shown in the figure 4 3 if user need displays other parameter of other block please follow the steps below X is equal to 1 2 3 or 4 the LCD display transducer block can display four kinds of parameter cicely The LCD will show CONFIG ERR if it receives a wrong configuration parameter Please set the mode to O S and correct the configuration parameter then set the mode back to AUTO so that it display normally 1 BLOCK TAG X This parameter defines the tag name of function blocks For example if user wants to display a parameter of Al1 function block he should write AT1 to this parameter Please note that the length of written char should be equal to 32 bytes If the length of char is smaller than 32 please insert blank char to make its length equal to 32 2 RELATIVE INDEX X This parameter defines the index of the parameter of function blocks For example If user wants to display the OUT parameter of Ali block please write 8 to the RELATIVE INDEX X 3 SUB INDEX This parameter defines the sub index of the parameter of function blocks For example if user wants to display the OUT VALUE of Al1 block please write 2 to this parameter 4 MNEMONIC X This parameter defines the text which will be dis
4. It is used normally in a feed forward control 4 3 Configuration NCS IF105 transmitter can be configured by the Configurator software and NCS4000 DCS software of Microcyber Inc NI FBUS Configurator of National Instrument and DeltaV system of Rosemount Environments 1 Windows 2000 or Windows XP system 2 NCS LD105 Linking Device H1 Bus Power H1 Terminal Matcher 3 FF Configurator Eq ci N R 72 icrocyber NCS 1F105 Current to Fieldbus Converter User Manual Two point calibration The transmitter can be calibrated by the parameter CAL POINT HI and CAL POINT LO 1 2 Input the standard current signal to the channel that will be calibrated Such as 4 mA Head the actual current value from the parameter PRIMARY VALUE of transducer block For example itis 3 9 mA oet the mode of transducer block to O S and then change the parameter SENSOR CAL METHOD to User Trim Standard Calibration Write the value of 4 mA to the parameter CAL POINT LO If the parameter is written with no error the low calibration would be successful Please note that calibration value must be in the range of sensor maximum measurement The calibration value must not have much difference from actual value or the calibration will be failed oet the mode of transducer block to AUTO The upper value calibration is the same the lower value calibration Please write the new upper value to the parameter CAL POINT Hi while calibrating
5. also complex control strategy In order to realize different function user can choose different function blocks according to requirements and specific application environment ci N R 72 icrocyber NCS 1F105 Current to Fieldbus Converter User Manual 2 Installation 2 1 Installation For installation of NCS IF105 converter three types of bracket pipe mounting flat bracket plate mounting angle bracket and pipe mounting angle bracket are provided Accordingly there are three installation methods as the following he installation of pipe mounting flat bracket the typical installation as Figure 2 1 shows Fix NCS IF105 converter in flat bracket using four bolts provided and then fix the flat bracket on the vertical pipe in 50mm around through the U shape bolt provided The installation of plate mounting angle bracket the typical installation as Figure 2 2 shows Fix NCS IF105 converter in angle bracket using four bolts provided and then fix the angle bracket on the plate through the M10 bolt not provided The installation of pipe mounting angle bracket the typical installation as Figure 2 3 2 4 shows Fix NCS IF105 converter in angle bracket using four bolts provided and then fix the angle bracket on the horizontal pipe in 50mm around through the U shape bolt provided NCS 1F105 Current to Fieldbus Converter User Manual Figure 2 1 The installation of pipe Figure 2 2 The installation of plate mounting flat brack
6. any devices with temporary address on the bus Transmitter fault Replace the transmitter with others Transmitter connection Check if it is short circuit or open circuit Check if it is the fault of transmitter itself Noise disturb Check if the earthing is correct Check if the terminal is wet Check if the cable is far from the strong Electromagnetic Interference Software configuration Check the function block configuration Transmitter fault Replace the transmitter with others 18 NCS 1F105 Current to Fieldbus Converter User Manual 6 Technical Specification 6 1 Basic parameters Spur sigma ecm oo Between housing and terminal board medion 500 Vrms 707 VDC 6 bits digital number and 5 bits characters LCD display Optional Temperature 40 85 C No display range 30 70C display 096 100 RH 6 2 Technical performance Temperature lt 50 ppm C effect 19 NCS 1F105 Current to Fieldbus Converter User Manual 6 3 Physical performance Electrical 1 2 14 NPT connection Material of Aluminum Construction Weight 1 1 kg 20 rH TER IS icrocyber Marketing Contact Guangshu Jin Tel 86 24 83602051 Fax 86 24 83602985 E mail jin guangshu omicrocyber cn Website www microcyber cn Address No 19 Feiyun Road Hunnan New District Shenyang China 110179
7. er side and be grounding in bus power side The signal and bus cable should not share the line pipe or trunkings with other equipment and should stay away from high power equipment NCS 1F105 Current to Fieldbus Converter User Manual 3 Principle and Structure NCS IF105 converter convert input current signal that generate by most conventional transmitters to fieldbus signal NCS IF105 converter is consisted of five components as shown in Figure 3 1 Terminal board it is used to connect with fieldbus current output signal A D board and communication board A D board it can convert input current signal to digital signal provided to communication board Communication card it is core component of intelligent instrument which implements the communication control diagnosis and maintenance of Foundation Fieldbus Isolation board it is used for isolation between communication board and instrument board power isolation and signal isolation LCD Card optional it is used to display function block parameters Round Board Isolation Board A D Board Terminal Board e z cb MA wa UOTJEJOS EUSIG Figure 3 1 Schematic diagram of NCS IF105 converter Size of NCS IF105 Converter Figure 3 2 Size of NCS IF105 Converter unit mm BUS CHI CH2 CH3 CH4 COM ca N R DE icrocyber NCS IF105 Gurrent to Fieldbus Converter User Manual Structure of NCS IF105 Converter
8. et mounting angle bracket Figure 2 3 The installation of pipe Figure 2 4 The installation of pipe mounting angle bracket 1 mounting angle bracket 2 NCS 1F105 Current to Fieldbus Converter User Manual 2 2 Wiring The power and signal of NCS IF105 converter Transmitter are sharing one pair of cables Bus Cable NCS IF105 converter is suggested to use specific Fieldbus cables recommended by the IEC61158 2 The wiring terminal is at the rear cover side the wiring terminal board could be seen when the rear cover is screwed BUS SE 1 gt CHI CH2 COM CH3 CH4 ee J SS Sei 3 ES ES y fpf Figure 2 5 The wiring terminal board of NCS IF105 Converter VE VE NS VES MN is L B PE a 202 at 22 3 3 i 3 3 o o Cp CD Cp Cp CHI CH2 COM CH3 CHA Figure 2 6 Wiring of NCS IF105 Converter 2 Wire 4 NCS 1F105 Current to Fieldbus Converter User Manual zz zz zz zz EE 4 4 F o o zg o CD CD CD CD lan CHI CH2 COM CH3 CHA Figure 2 6 Wiring of NCS IF105 Converter 4 Wire oignal wires should be passed the wire hole Sensor signal wires are single point grounding The Shield of the bus cable should be floating in convert
9. played in the LCD The maximum length of 14 ca WE ru icrocyber NCS IF105 Current to Fieldbus Converter User Manual text is 16 bytes 5 DECI PNT NUMB X This parameter defines the position of decimal point for displayed value 6 ACTIVE X This parameter wills active the display function of the group NOS IF105674EF68 DISPLAY DSP i O x ma ssa Cesena st ALL Input Output Alarm Tune Customized SUR s mgl fe ST REV 3 TAG DESC I STRATEGY z ALERT KEY MODE BLK BLOCK ERR BLOCK TAG 1 SUB INDEX 1 MNEMONIC 1 INC DEC 1 DECI PNT NUMB 1 ACCESS 1 z ALPHA NUMB 1 3 ACTIVE 1 3 BLOCK TAG 2 z RELATIVE INDEX 2 3 SUB INDEX 2 MNEMONIC 2 INC DEC 2 DECI PNT NUMB 2 ACCESS 2 ALPHA NUMB 2 ACTIVE 2 BLOCK TAG 3 RELATIVE INDEX 3 dI IE x OxD001i Ox0001 x 1 0 000000 OxO2 jen Monitoring 0x00 len Alpha 0x00 jen True 0x01 oxgggg x 0 000000 Oxd2 len Monitoring 0x00 len Alpha 0x00 len False 0x00 Ox000e UINT 2 Bytes Octet String LINT 2 Bytes UINT 1 Byte 16 Bit Enum Visible String UINT 1 Byte Octet String Float UINT 1 Byte Enum UINT 8 Enum UINT 8 Enum UINT 8 Visible String UINT 2 Bytes LINT 1 Byte Octet String Float LINT 1 Byte Enum UINT 8 Enum UINT 8 Enum UINT 8 Visible String UINT 2 Bytes Figure 4 3 LCD Configuration 15 dle NCS 1F105 Current to Fieldbu
10. s Converter User Manual 4 4 Jumper NCS IF105 transmitter has three hardware jumpers SIM Jumper Simulate jumper It enables the simulation of the transmitter WP Jumper Hardware write lock jumper It can prevent operator from changing the configuration of the transmitter RST Jumper Factory default reset jumper It will set the configuration of transmitter to factory default value Figure 4 4 NCS IF105 transmitter hardware jumpers NCS 1F105 Current to Fieldbus Converter User Manual 5 Maintenance Transmitter connection No Check the bus connection mM Check the polarity of bus power Communication Check shield of bus cable if it is single point earthing Bus power Bus power should in the range 9 32V for the transmitter Bus noise and ripple should fulfill 1 peak to peak value noise is 16mV 7 39kHz 2 peak to peak value noise is 2V 47 63HZ for non EX 3 peak to peak value noise is 0 2V 47 63HZ for EX 4 peak to peak value noise is 1 6V 3 9M 125MHZ Network connection Check network topology structure Check terminal matcher and wire connection Check the length of main trunk and branch Address conflict The factory default address if a temporary address from OxF8 to OxFB If there are more devices with Fail to read value from transmitter NCS 1F105 Current to Fieldbus Converter User Manual temporary address some device will not communicate online Please insure that there are not too m
11. ter User Manual Max1900 m FF Bus FF Bus Bus Power Terminal with Terminal Field FF Link Master Figure 4 2 FF Bus Connections 4 2 Function Blocks This block contains data from the hardware that is Resource associated with the resource Transducer This block converts input output device variables Block into relevant engineering data Display This block configures process variables displayed in Transducer LCD This block transmits the input data from the device transducer block to other function block It has Analog Input scaling conversion filtering square root and low Cut etc This block has a lot of features as set point PID Control treatment value and rate limiting filtering and 11 NCS 1F105 Current to Fieldbus Converter User Manual alarm on PV feed forward output tracking and This block realizes ratio control between two input This block has four analog inputs that may be selected by an input parameter or according to a Input Selector mE o criterion as first good maximum minimum middle and average This block has capability for two signal characteristics based on the same curve The Signal t 99 t II second input has an option for swapping x to y Characteristic and inverse function may be used in signal characteristic of read back variables This block provides dynamic compensation of a Lead Lag variable
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