Omega-speaker-systems OME-DB-889D Manuel d'utilisateur télécharger pdf (Page 3)

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

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

1.1 FEATURES ........................................................................................................................................2

1.2 APPLICATIONS .................................................................................................................................2

1.3 SPECIFICATION.................................................................................................................................2

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

2.1 LAYOUT ...........................................................................................................................................4

2.2 JUMPER 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 PIN 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 CONNECTION ..............................................................................................................15

4.1 FLOATING SIGNAL CONNECTION ...................................................................................................15

4.2 NON-FLOATING SIGNAL SOURCE...................................................................................................16

4.3 CASCADING OME-DB-889D.........................................................................................................17

4.4 OPEN THERMOCOUPLE DETECTION................................................................................................18

4.5BLOCK DIAGRAM ...........................................................................................................................19

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

5.1 USING OME-A-822PGL ...............................................................................................................20

5.3 EXAMPLE PROGRAM ......................................................................................................................21

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

6.1 CALIBRATION VR DESCRIPTION ....................................................................................................23

6.2 CALIBRATION STEPS ......................................................................................................................23

OME-DB-889D User’s Manual

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Omega-speaker-systems OME-DB-889D Manuel d'utilisateur Page 3

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