London Electronics INTUITIVE-I Скачать руководство пользователя страница 21

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Page 19

Record of Revisions/Changes

2 October 2001

Page 5 Switches changed
Page 17 Analogue output board potentiometer note added.

31 July 2003

Declaration of Conformity amended

3 March 2004

Page 16 - changed reference from Grand Intuitive to Easy Reader

Содержание INTUITIVE-I

Страница 1: ...IN TARE ALARMS OK s RESET s OUTPUT AL1 AL2 AL3 AL4 0 O P 100 O P Lineariser Max Patent App Numbers UK GB9820695 6 EU 99307553 0 USA 09 401738 Canada 2283378 London Electronics Limited Thorncote Green Near Hatch Sandy SG19 1PU England Tel 01767 626444 Fax 01767 626446 International prefix 44 E Mail easy4u london electronics com Web site with full catalogue news distribution details http www london ...

Страница 2: ...it round up adjustment 8 Decimal point position selection 6 Declaration of Conformity 20 Failsafe alarm setting 11 Filter time constant selection 8 General description 3 Getting Started 4 Hysteresis adjustment 12 In Flight compensation facility 13 Installing options 10 Introduction 1 Input connection examples 5 Programme memory facility 17 Reset command 9 Revisions record 19 Serial Communications ...

Страница 3: ...ials This warranty does not cover damage caused by misuse or accident IMPORTANT If the meter is a vital component in your process you may wish to buy a spare to cover possible failure or accident as we cannot guarantee instant repair or replacement We always try to improve our products and services so changes to instruments will occur Please keep this manual safely for future reference as future m...

Страница 4: ...Check that model number and supply voltage suit your application before you install the meter Don t touch any circuitry when the meter is powered because lethal voltages may be present on the circuit board We have designed this product for Installation class II service We have designed this product for use in Pollution Degree 2 environments Only adjust switches or connections with the power remove...

Страница 5: ...t and isolated serial data retransmission when fitted with option boards The front panel has a 6 digit 7 segment window for displaying the measurement It allows decimal point and minus sign characters to be included and has 4 alarm annunciators to show the status of each alarm relay The front panel pushbuttons each have an LED to show which setting is being altered at any time A clear protective w...

Страница 6: ...rminals or you may cause damage to the meter Do not connect any output or alarm cabling yet Apply power and confirm that the meter illuminates all segments for a few seconds and then shows the software version VEr X X briefly The X numerals depend on version The lockout switch should be OFF to allow you to change the meter s settings Set the scaling to suit your system using one of the scaling met...

Страница 7: ... are fitted Connections Neg Pos Sig Sig Comm Enable E 1 2 3 4 5 6 4 20mA 2 wire transmitter 4 20mA direct 4 20mA 3 wire transmitter 0 10V direct Analogue Output Common No function Disp RATE Reset total IMPORTANT Set the right hand switch to its upper LOCK position after setup to save your settings REAR VIEW Mains Power model DC Power model 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 2...

Страница 8: ... or 1 day depending on whther you chose Int H or Int d If the value is correct press the OK button otherwise use the DIGIT key to select digits and the UP or DOWN arrow keys to alter The Decimal point position may be set after the most significant digit has been selected When correct press the OK button See the following page for examples 2 How to set ZERO Press the ZERO button for 3 seconds You l...

Страница 9: ...he display will reach 300 d Set InLO to 4 000 mA e Set lo Rd to 0 At 4mA you want no accumulation 2 4 to 20mA 0 to 100 litres per hour You want to display total litres to 2 decimal places a Set Int H because your flowrate is described in litres per hour b Set InHi 20 000mA c Set rd Hi to 100 00 after 1hr at 20mA the display will reach 100 00 d Set InLO to 4 000 mA e Set lo Rd to 0 At 4mA you want ...

Страница 10: ...final reading value after a step change on the input You can see that if you select a 1 second filter time it will take several seconds for the meter to reach its final value To give improved response to large step changes we momentarily cancel the filter action for stable input step changes of over 64 counts and then re apply the filter to maintain stability Another function which can give you a ...

Страница 11: ... 1 Link terminal 7 to terminal 10 2 Set lockout switch ON 3 Press Down Arrow key to reset display Remote contact closure resetting 1 Connect a normally open contact closure switch between terminals 7 and 10 2 Set lockout switch ON Display Rate Command The displat Rate allows you to see the instantaneous flow rate It may be accessed either from the front panel or by external contact closure command...

Страница 12: ...are fixed to the upper option board with white plastic pillars You must apply a firm force when fitting or removing these options Always be careful to connect the pins to sockets accurately When reassembling make sure option boards are firmly fixed to the upper option board When the boards are replaced in the case secure them again with the two small black screws Plug In Microprocessor 12345678901...

Страница 13: ...will see two small screws one on each surface Remove both screws Now clip off the front bezel and slide the meter assembly carefully out via the front of the case The relay board plugs into the main board Gently separate the two boards Select relay output contact status when relays are de energised power removed from meter by placing these jumpers and set these jumper to make the alarms energise o...

Страница 14: ...th the UP DOWN buttons Press OK when set The HYSTERESIS value is identified with a HY prompt and you can change this to suit your requirements in the same way as the alarm value The hysteresis value is directly related to your measurements so for example if you have a high alarm set to 500 and set the hysteresis value to 7 the alarm will occur when the meter reading rises above 500 and will reset ...

Страница 15: ...rror varies the meter automatically adapts after each operation For the first alarm the meter will correct for 100 of the measured error to get as close to desired action as possible Then each time the alarm occurs it will correct for 25 of the previous smaller error to reduce the effects of material variations To use the inflight compensation set Hysteresis to 9999 for the alarm channels you need...

Страница 16: ...How to fit Option Boards for details of how to expose this board The analogue board if fitted can be seen plugged into the upper board and can be easily identified because it has either 2 or 3 blue potentiometers depending on version You will need to carefully unplug the analogue output board from the upper board and change the jumper positions to suit your new range as shown below Re assemble the...

Страница 17: ...ading value where you want 100 Output by using DIGIT and UP DOWN buttons 7 When set press OK to complete your adjustment of the analogue output scaling Please remeber to set the lockout switch ON to save your settings Page 15 DIGIT Min ZERO SPAN dp ZERO SPAN d p MAX MIN TARE ALARMS OK s RESET s OUTPUT AL1 AL2 AL3 AL4 0 O P 100 O P Limeariser Max DIGIT Min ZERO SPAN dp ZERO SPAN d p MAX MIN TARE AL...

Страница 18: ...ill be space space 1 5 0 CR LF Commands The data output port is activated by connecting to the ENABLE terminal For RS232 the ENABLE port must be held high at a 5V level for as long as serial data output is required or if only one string of data is needed the ENABLE line must be held high until the transmission starts after which it may be taken low again The Sig connection on terminal 17 may be us...

Страница 19: ...ming Notes Memory location 0 is a GLOBAL programming location When you programme location 0 the same data will be written to all the other memory locations as well Therefore always programme location 0 first However if you switch off the switch next to the input connector before programming location 0 this effect will not occur The switch will then have to be set ON if you wish to access the other...

Страница 20: ... 0 to 5 seconds A D conversion Dual slope 10 conversions per second Resolution 1 in 63000 max over full range Display update rate 2 readings per second Memory of total E2PROM with 10 year storage No batteries required Plug In Output Options Analogue O P 0 10VDC 4 20mA 5VDC Drive capacity 1K Ohms 500 Ohms 1 K Ohms Isolation 250 VAC Optically isolated Linearity 0 02 of range accuracy 0 1 of range Re...

Страница 21: ...ons Changes 2 October 2001 Page 5 Switches changed Page 17 Analogue output board potentiometer note added 31July2003 Declaration of Conformity amended 3 March 2004 Page 16 changed reference from Grand Intuitive to Easy Reader ...

Страница 22: ...Notes ...

Страница 23: ...esrelayoutputwiring Allsignalcablingshallbescreened Thescreenshallonlybeterminatedtothepowerearthterminal This is to confirm that the Product covered by this declaration have been designed and manufactured to meetthelimitsofthefollowing EMCStandard EN61326 1 1997 and has been designed to meet the applicable sections of the following safety standards EN61010 1 2001 Declaration Reference INTUITIVE I...

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