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Содержание DP97

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Страница 2: ...ions v wire recognition 4 INSTRUMENT RE CALIBRATION 6 5 ANALOGUE RE TRANSMISSION OUTPUT 8 Connection and Operation 6 RS232 COMMUNICATIONS 9 Connection and Operation Using RS232 interface for digital p...

Страница 3: ...t 3 or 4 wire mode Display of input A B OR a B differential can be selected a differential zero function allows sensor accuracy differences to be eliminated for accurate differential readings An RS232...

Страница 4: ...channel selected cycle between a steady on state and a brief off state occulting when corrections are stored and applied to measurements not applicable to version 1 4 To read differential temperatures...

Страница 5: ...the appropriate rear panel mating connector Internal battery power can provide operation for up to 12 hours from full charge Low battery charge state is indicated by bAtt on the display Input Connect...

Страница 6: ...r open circuit the LED display will show Err 3 Press any button to resume normal operation either select another channel or rectify any fault and continue intended use b Press CHANNEL to select inputs...

Страница 7: ...Indications The DP97 has several modes of error indication according to internal or external problems as follows Display Cause Err 1 Calibration lost very unlikely Err 2 Software fault Err 3 Broken p...

Страница 8: ...verify allow the DP97 to ead the currently selected channel and press SPAN s s once the display will now show 4 4 X 3 3 or 4 wire mode is allowable on either channel A or B i e A4 B3 or A3 B4 or A3 B3...

Страница 9: ...are as follows At this point the existing calibration has now been over written by default values The procedure should therefore now be completed i Connect 100 Ohm calibration resistor to PRT INPUT a...

Страница 10: ...1 V whenever the reading is at the span parameter as set by the user Any reading between zero and span will result in an Analogue output signal proportional to the position of the reading with respec...

Страница 11: ...nd word length 9600 Baud 8 Data No parity 1 stop bit Remote control of calibration has not been included Refer to section 4 Protocol Command strings are limited to a single statement action will occur...

Страница 12: ...th commas and spaces as delimiters All replies will be terminated by CR and LF The first number will be an error code 0 No error 1 Calibration lost EEPROM corruption 2 3 Broken probe 4 Syntax error 6...

Страница 13: ...tions IC Initialise corrections i e Erase useful after installing software For these commands to be actioned theSPANs s key must be pressed as the command is typed Corrections entered as Follows Type...

Страница 14: ...prompt select the drive if this is the correct drive for the PC in use i e C a ENTER At the a prompt type TM C and ENTER If using comms port 2 type TM C 2 After the introduction screen the MAIN MENU w...

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Страница 17: ...u Click SPECIFY Key file name into CURRENT SELECTION File names end with COR eg EXPI COR If COR is not keyed in it will be added automatically when ENTER is pressed or OK clicked Note File name should...

Страница 18: ...ation lights occult at 8 second intervals It is important to note that the DP97 will revert to its standard resistance versus temperature values for Pt100 sensors and the channel annunciation light wi...

Страница 19: ...ons Allow 5 to 10 minutes for full stability unless stored at low temperature then allow 30 minutes minimum Pt100 Sensor Current 0 5mA nominal Display Resolution 0 01 C K F Measurement Units C F K use...

Страница 20: ...uracy Allow adequate warm up time if moved from region of low ambient temperature prior to use EMC Compliance Meets EMC regulations RFI to BS EN50081 1 1992 and immunity to BS EN 50082 1 1992 CE Compl...

Страница 21: ...programming standard of custom calibration and preview of set values from a PC Also provides a print facility and storage of sets of correction values Analogue Output standard Analogue 0 to 1 Volt d...

Страница 22: ...purchase price of the component upon which liability is based In no event shall OMEGA be liable for consequential incidental or special damages CONDITIONS Equipment sold by OMEGA is not intended to be...

Страница 23: ...0 130 699 120 Toll Free in France 0800 4 06342 e mail france omega com Germany Daimlerstrasse 26 D 75392 Deckenpfronn Germany Austria TEL 49 0 7056 9398 0 FAX 49 0 7056 9398 29 Toll Free in Germany 08...

Страница 24: ...bine Paddlewheel Systems Totalizers Batch Controllers pH CONDUCTIVITY pH Electrodes Testers Accessories Benchtop Laboratory Meters Controllers Calibrators Simulators Pumps Industrial pH Conductivity E...

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