Omega Speaker Systems DRX-ACC Скачать руководство пользователя

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e-mail: [email protected]

UserÕs Guide

DRX-ACC, DRX-ACV, DRX-FP,

DRX-PR, DRX-RTD, DRX-ST,

DRX-TC

Communication Manual for

DRX Signal Conditioner Series

Содержание DRX-ACC

Страница 1: ...http www omega com e mail info omega com User sGuide DRX ACC DRX ACV DRX FP DRX PR DRX RTD DRX ST DRX TC Communication Manual for DRX Signal Conditioner Series...

Страница 2: ...76 Bergar Laval Quebec H7L 5A1 TEL 514 856 6928 FAX 514 856 6886 e mail info omega ca For immediate technical or application assistance USA and Canada Sales Service 1 800 826 6342 1 800 TC OMEGA Custo...

Страница 3: ...IV COMMANDS FOR ACCESSING EEPROM 6 V DESCRIPTION OF DATA 7 VI COMMANDS FOR MEASUREMENT VALUES 16 VII COMMANDS FOR READING MODEL INPUT TYPE 16 VIII RESET COMMANDS 17 IX SAMPLE PROGRAM 17 SPECIFICATION...

Страница 4: ...ii NOTES...

Страница 5: ...t levels are changed All set up may be done by using the Set up Software running on a computer or by user supplied programs II MODEL OF UNIT There are 7 models available THERMOCOUPLE DRX TC RTD DRX RT...

Страница 6: ...lished To check the communication any of the commands may be tried i e 01X01 would return the current measured signal value For Hyper Terminal Windows 95 Start the Hyper Terminal Program from programs...

Страница 7: ...be shorted together There are two ways of shorting these test points together both are detailed below Version A Test point TP6 must be shorted by a wire to test point TP17 or Version B Newer units hav...

Страница 8: ...to rain or moisture Unit mounting should allow for adequate ventilation to ensure instrument does not exceed operating temperature rating Use electrical wires with adequate size to handle mechanical s...

Страница 9: ...fter power has been applied to the unit for about 30 seconds turn power off 6 The communication parameters now have been restored to the default settings 7 Use the DRX Set up Program to establish comm...

Страница 10: ...ice address 1 11 R W 0B Communication recog char 1 12 R W 0C Unit of measure 3 13 R W 0D Gate time 1 14 R W 0E Debounce time 1 15 R W 0F Transmit time 2 NOTE 1 Data Number of hex digits 2 number of by...

Страница 11: ...address in hexadecimal default is 01 Address may be from 01 to FF C Is the command letter must be capital W For writing to the EEPROM requires data R For reading from the EEPROM doesn t require data x...

Страница 12: ...DESCRIPTION OF DATA For the following Bit Pattern The LSB is always bit 0 Bit numbers are always counted from right to left with the rightmost digit being bit 0 and the next to the left would be bit 1...

Страница 13: ...11 not used 6 not used 7 0 Line frequency 60Hz 1 Line frequency 50Hz c INPUT RANGE BIT NO VALUE PROCESS PR STRAIN ST 3 0 0000 0 20 mA 30 mV 0001 400 mV 100 mV 0010 1 V 0011 2 V 0100 5 V 0101 10 V 011...

Страница 14: ...2 INPUT OUTPUT CONFIGURATION This is one byte data 2 characters Bit pattern is BIT NO VALUE MEANING TC RTD ACV ACC ST PR FP 1 0 00 Degree C 01 Degree F Freq mode 10 Degree K Totalizer 11 Degree K Tot...

Страница 15: ...egular reading 0 0 1 minute 0 1 1 hour 1 0 1 day 1 1 30 day 3 DECIMAL POINT This is one byte 2 characters as value meaning 1 XXXXXX 2 XXXXX X 3 XXXX XX 4 XXX XXX 5 XX XXXX 6 X XXXXX Note 1 For TC and...

Страница 16: ...en data will be AD464E hex 6 READING OFFSET Deviation applied to input to get a higher or lower reading This is 3 byte data 6 characters as follows Bits 0 to 19 are value from 0 to 1000000 Bit 23 is s...

Страница 17: ...When 8 Data bit is selected only NO PARITY is allowed 8 BUS FORMAT This is one byte data as Bit 0 0 1 means checksum not included included Bit 1 not used Bit 2 0 1 means no echo echo Bit 3 1 means 48...

Страница 18: ...ST FP bit 3 0 1 Means do not include include peak reading For models TC RTD ACV ACC bits 4 Not used Set to 0 For models PR ST FP bits 4 0 1 Means do not include include valley reading bit 5 Not used...

Страница 19: ...f 0 then gate time 3ms Example 1 second gate time 64 hex For value FB to FF Value Gate time FB 5 seconds FC 10 seconds FD 20 seconds FE 40 seconds FF 80 seconds 14 DEBOUNCE TIME For FP model only This...

Страница 20: ...X03 Valley reading Models PR ST FP 01X03 Peak reading value 01X04 Valley reading 01V01 For all models String of values Received values are in decimal with decimal point and no sign for positive and mi...

Страница 21: ...CC Reset peak only 01Z08 For models TC RTD ACV ACC Reset valley only NOTE Recognition character 01 Follow Address IX SAMPLE PROGRAM ASSUMING BAUD RATE 9600 PARITY ODD DATA BIT 7 STOP BIT 1 COMM PORT 1...

Страница 22: ...T LEN T 1 2 T2 VAL T2 IF T2 T1 THEN T2 T2 60 IF T2 T1 2 THEN CNT 1 END IF LOOP UNTIL CNT 1 OR INSTR 1 DAT CHR 13 0 IF DAT THEN LOCATE 5 30 COLOR 28 PRINT COMMUNICATION ERROR P 1 ELSE IF P 1 THEN LOCA...

Страница 23: ...for 10 seconds ANALOG TO DIGITAL TECHNIQUE Dual slope READ RATE 3 readings second ACCURACY AT 25 C 0 2 of FS from 30 Hz to 1 KHz TEMPERATURE STABILITY 10 100 mA Range 100 ppm C typical 1 Amp Range 15...

Страница 24: ...40V and 400V ranges 49 Hz to 500 Hz 0 2 of FS 30 Hz to 1KHz 0 2 of FS 10 counts TEMPERATURE STABILITY 400 mV and 40 Volt range 150 ppm C typical 4V and 400 Volt range 100 ppm C typical STEP RESPONSE F...

Страница 25: ...number i e 9 99E9 minimum 9 99E9 maximum Max Input Frequency 30 KHz for Input Level 0 5 V Max Input Frequency 25 KHz for Input Level 0 12 V Resolution is 1 count ISOLATION Dielectric strength to 1000...

Страница 26: ...ACCURACY AT 25 C 0 1 of FS 2 counts TEMPERATURE STABILITY 100 ppm C typical STEP RESPONSE FOR RS485 OUTPUT 2 seconds to 99 of the final value Filter time constant 64 RESPONSE TIME To verify the respo...

Страница 27: ...tic polarity ACCURACY AT 25 C 0 5 C for platinum RTD s TEMPERATURE STABILITY 0 05 C C STEP RESPONSE FOR RS485 OUTPUT 2 seconds to 99 of the final value Filter time constant 64 RESPONSE TIME To verify...

Страница 28: ...25 C 0 2 of FS 2 counts TEMPERATURE STABILITY 75 ppm C typical STEP RESPONSE FOR RS485 OUTPUT 2 seconds to 99 of the final value Filter time constant 64 RESPONSE TIME To verify the response time chec...

Страница 29: ...ION 250 V AC for 1 minute ANALOG TO DIGITAL TECHNIQUE Dual slope READ RATE 3 readings second automatic polarity ACCURACY AT 25 C 1 C for temperature above 150 C 2 C for temperature below 150 C TEMPERA...

Страница 30: ...TYPICAL COMPUTER SETUP PW R PW R COMPUTER POWER CONNECTION RJ12 CONNECTOR WITH CABLE ADAPTER DB9 25 TO RJ12 COMPUTER CONNECTION DB9 OR DB25 RS232 to RS485 Converter Half Duplex PW R PW R 0 89 22 5 2...

Страница 31: ...quential incidental or special damages CONDITIONS Equipment sold by OMEGA is not intended to be used nor shall it be used 1 as a Basic Component under 10 CFR 21 NRC used in or with any nuclear install...

Страница 32: ...dicators Turbine Paddlewheel Systems Totalizers Batch Controllers pH CONDUCTIVITY pH Electrodes Testers Accessories Benchtop Laboratory Meters Controllers Calibrators Simulators Pumps Industrial pH Co...

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