Omega Speaker Systems HH303 manual Command R, Command C, Command a

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Type K J Thermometer

￿Command R:

Equivalent to one pushing on the REL button and no message is returned.

￿Command C:

Equivalent to one pushing on the ￿/￿ button and no message is returned.

￿Command A:

1nd BYTE:

The first byte is the start byte , it value is 2.

2nd BYTE:

 

bit7

 

bit6

 

 

bit5

 

bit4

 

bit3

 

bit2

bit1

 

bit0

 

C/F

 

Low Bat

 

Hold

 

REL

 

K/J

 

MAX/AVG/MIN

 

bit 2

 

bit 1

bit0

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

0

0

0

 

normal mode

 

 

 

 

 

 

 

 

 

0

0

1

 

MAXIMUN mode

 

 

 

 

 

 

 

 

0

1

0

 

MINIMUN mode

 

 

 

 

 

 

 

 

1

0

0

 

AVG mode

 

 

 

 

 

 

 

 

 

1

1

1

 

calculate MAX/MIN/AVG in back-ground

 

 

 

 

 

 

 

and lcd "MAX""AVG""MIN" will flash.

 

bit3: 10K TYPE

1J TYPE

 

 

 

 

 

 

 

 

 

bit4: 1REL

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

bit5: 1- HOLD

0not HOLD

 

 

 

 

 

 

 

 

 

 

 

 

bit6: 1LOW BATTERY 0BATTERY NORMAL

 

 

 

 

bit7: 1￿ 0￿

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

3nd BYTE:

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

bit7

 

bit6

bit5

 

bit4

 

bit3

bit2

 

bit1

 

bit0

 

 

 

 

 

point

 

minus

 

OL

point

 

minus

 

OL

 

bit0:1main window value is OL, 0not OL

bit1:1main window value is minus, 0main window value is plus. bit2:14th byte and 5th byte represent #### 04th byte and 5th byte

￿￿

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Contents PH/CONDUCTIVITY TemperatureOmega.comTM IV. Operation Instructions III. Symbol Definition and ButtonIntroduction II. SpecificationsPower requirement Temperature CoefficientDimension 184 64 30mm AccessoryIII. Symbol Definition and Button Location $34$556 $/!6 IV. Operation Instructions MAX/MIN/AVG Operation for Main Display Auto Power OffLow Battery Condition RS232 command Function Remarks Command KCommand T Command MCommand a Command RCommand C Represent ###.# Byte first two BCD code of main window value Calibration Procedure