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Omega Engineering OME-DB-889D, Руководство пользователя

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OME-DB-889D MULTIPLEXER BOARD .........................................................................................2

 

1. FUNCTION DESCRIPTION............................................................................................................2

 

1.1

 

F

EATURES

........................................................................................................................................2

 

1.2

 

A

PPLICATIONS

.................................................................................................................................2

 

1.3

 

S

PECIFICATION

.................................................................................................................................2

 

2. INSTALLING.....................................................................................................................................4

 

2.1

 

L

AYOUT

...........................................................................................................................................4

 

2.2

 

J

UMPER SETUP

..................................................................................................................................5

 

2.2.1 JP0 ~ JP15 Analog Input R/C Filter ........................................................................................5

 

2.2.2 JP16 Analog Output Channel Jumper .....................................................................................5

 

2.2.3 JP19 Internal / External Power selection ................................................................................6

 

2.2.4    JP18 Local / Remote Gain control ........................................................................................6

 

2.3

 

P

IN 

A

SSIGNMENT

.............................................................................................................................8

 

3 ANALOG INPUT & GAIN SETTING............................................................................................10

 

3.1

 

I

NPUT 

C

HANNEL 

S

ELECTION

..........................................................................................................10

 

3.2

 

G

AIN 

S

ETTING

................................................................................................................................11

 

3.3.

 

T

HE 

T

HERMOCOUPLE 

I

NPUT

.........................................................................................................12

 

3.3.1 Voltage - TO - Temperature Conversion................................................................................13

 

3.3

 

CJC

 

O

UTPUT

..................................................................................................................................14

 

4  SIGNAL CONNECTION ..............................................................................................................15

 

4.1

 

F

LOATING 

S

IGNAL 

C

ONNECTION

...................................................................................................15

 

4.2

 

N

ON

-F

LOATING 

S

IGNAL 

S

OURCE

...................................................................................................16

 

4.3

 

C

ASCADING 

OME-DB-889D.........................................................................................................17

 

4.4

 

O

PEN 

T

HERMOCOUPLE 

D

ETECTION

................................................................................................18

 

4.5B

LOCK 

D

IAGRAM

...........................................................................................................................19

 

5 PROGRAMMING ............................................................................................................................20

 

5.1

 

U

SING 

OME-A-822PGL ...............................................................................................................20

 

5.3

 

E

XAMPLE 

P

ROGRAM

......................................................................................................................21

 

6. CALIBRATION ...............................................................................................................................23

 

6.1

 

C

ALIBRATION 

VR

 

D

ESCRIPTION

....................................................................................................23

 

6.2

 

C

ALIBRATION 

S

TEPS

......................................................................................................................23

 

 

OME-DB-889D User’s Manual

 

 

1

 

Содержание OME-DB-889D

Страница 1: ...www omega com e mail info omega com User sGuide OME DB 889D 16 Channel Analog Multiplexer Board Shop online at...

Страница 2: ...court France TEL 33 0 1 61 37 29 00 FAX 33 0 1 30 57 54 27 Toll Free in France 0800 466 342 e mail sales omega fr Germany Austria Daimlerstrasse 26 D 75392 Deckenpfronn Germany TEL 49 0 7056 9398 0 FA...

Страница 3: ...N ASSIGNMENT 8 3 ANALOG INPUT GAIN SETTING 10 3 1 INPUT CHANNEL SELECTION 10 3 2 GAIN SETTING 11 3 3 THE THERMOCOUPLE INPUT 12 3 3 1 Voltage TO Temperature Conversion 13 3 3 CJC OUTPUT 14 4 SIGNAL CON...

Страница 4: ...are includes for open thermocouples detentions of voltage measurements or 112 channels of thermocouple measurement 1 1 Features z Connects directly to OME A 82X OME PCI 1800 series boards with D sub 3...

Страница 5: ...dB 0 0004 28uS 10 99dB 0 0004 28uS 50 123dB 0 0004 140uS 100 123dB 0 0004 140uS 500 123dB 0 0008 1300uS 1000 123dB 0 0008 1300uS z Power requirement 5V 120mA z Dimension 114mm X 204mm z Operating temp...

Страница 6: ...t Select by JP19 CN6 CN8 Analog input channel 0 channel 15 CN7 CJC signal output connector JP0 JP15 Channel 0 channel 15 R C filter enable Short Filter Enable Open Filter Disable JP16 Analog output ch...

Страница 7: ...output channel according to the channel of the analog input card selected for that OME DB 889D board The following table illustrates the jumper setting of using the OME DB 889D with the OME A 82X ser...

Страница 8: ...g the OME A 82Xseries multi function card JP19 From PC s 5V Power Default Setting From the CN5 input External 5V power 2 2 4 JP18 Local Remote Gain control The OME DB 889D provides local and remote co...

Страница 9: ...4 D5 D6 The bit pattern and related gain is illustrated as CN3 D6 D5 D4 Gain 0 0 0 0 5 0 0 1 1 0 1 0 5 0 1 1 10 1 0 0 50 1 0 1 100 1 1 0 500 1 1 1 1000 Local Gain Control Sw1 1 2 3 4 Gain ON ON ON OFF...

Страница 10: ...g output link to analog input connector of OME A 82X series multi function card cascaded another OME DB 889D The CN3 CN4 is digital control multiplex gain setting link to digital output connector of O...

Страница 11: ...DOn DO0 DO3 Multiplexer control bit DO4 DO6 Gain control bit D GND Digital Ground 5V PC s 5V 12V PC s 12V OME DB 889D User s Manual 9...

Страница 12: ...ontrolled by the 4 bit TTL CMOS digital data CN3 DO0 DO3 issued by the OME A 82x series multi function card DO 3 DO 2 DO 1 DO 0 Analog input channel 0 0 0 0 0 0 0 0 1 1 0 0 1 0 2 0 0 1 1 3 0 1 0 0 4 0...

Страница 13: ...g JP18 should be place on R Switch Setting JP18 should be place on L Software Setting Remote control Switch Setting Local Control Gain DO 6 DO 5 DO 4 SW1 3 SW1 2 SW1 1 0 0 0 ON ON ON 0 5 0 0 1 ON ON O...

Страница 14: ...8 OME DB 889D Gain 0 5 1 5 10 50 100 1000 Examples OME A 82XPG L Series OME DB 889D Gain 1 X 1 1 2 X 1 2 4 X 1 4 1 X 5 5 1 X 10 10 1 X 100 100 2 X 100 200 4 X 100 400 1 X 500 500 1 X 1000 1000 X X The...

Страница 15: ...0 048868252 0 226584602 0 263632917 0 927763167 0 100860910 17189 45282 19873 14503 24152 10900 179075 491 169526 5150 25727 94369 282639 0850 218614 5353 67233 4248 48840341 37 31568363 94 767345 829...

Страница 16: ...1000 24 4 CN7 CJC output Voltage meter A GND V Voltage of CN7 T Temperature of OME DB 889D Example Turbo C Multi Function Card OME A 822PGL The OME DB 889D JP17 placed on 7 Example Program include std...

Страница 17: ...D4 D6 digital output by OME A 82x series multi function card 4 1 Floating Signal Connection The OME DB 889D has only differential input channels each input channel should be two signal wires The inpu...

Страница 18: ...e has one side connect to a local ground The signal ground with OME DB 889D ground will not be same voltage level The input should be show as Common mode signal input A GND Common mode Signal Source O...

Страница 19: ...D 4 3 A D Channel n OME DB 889D n n A D Channel 9 OME DB 889D 10 9 Note Each OME DB 889D JP17 place on X OME DB 889D 3 OME A 82X series A D card 1 A821PGH L 2 OME A 822PGH L 3 OME A 823PGH L 4 OME A 8...

Страница 20: ...s two solder gaps for each input channel If you short the solder gaps the open thermocouple detection is enabled Channel 0 High 1 2K 15V 1uF 50V OME DB 889 1 2K 37Pin Cable GND Channel 0 Low HJ0 100M...

Страница 21: ...og input OME A 82X D O control signal JP16 JP17 OME DB 889D Block Diagram CN1 connect to OME A 82x series multi function card CN2 connect to CN1 of another OME DB 889D CN3 connect to OME A 82x series...

Страница 22: ...ple program uses default setup 4 Connect your signal wiring 5 Turn on your computer power 6 Installing OME A 822PGL C library 7 Now you are ready to programming Step 2 Software programming C Language...

Страница 23: ...ain 1 A822_AD_SetChGainMode 0 0 1 Setup OME A 822 A D channel 0 Gain 1 Polling mode A822_DO 0x0010 Send D O data to OME DB 889D Channel 0 Gain 1 delay 10 delay about 43u sec Ref Page 3 Settling time d...

Страница 24: ...DB 889D Channel 1 Gain 10 delay 10 delay about 43u sec Ref Page 3 Setting time data2 A822_AD_PollingVar Reading OME A 822 A D data vol2 float data2 2048 0 5 2048 printf OME DB 889D channel 1 6 4f V n...

Страница 25: ...Description VR1 Amplifier Offset adjustment VR2 CJC Gain adjustment 6 2 Calibration Steps 1 Turn off computer power 2 Connect OME A 822PGL Or any OME A 82x series multi function card to OME DB 889D 3...

Страница 26: ...shall not exceed the 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...

Страница 27: ...city Indicators Turbine Paddlewheel Systems Totalizers Batch Controllers pH CONDUCTIVITY pH Electrodes Testers Accessories Benchtop Laboratory Meters Controllers Calibrators Simulators Pumps Industria...

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