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Kewtech KEW301, Инструкция по эксплуатации, Страница: 6 / 16

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KEW301

 

 

4 

 

III. Symbol Definition and Button     

   Location: 

 
 
 
 
 
 
 

Main Display                        Second Display 

 

- 

: This indicates that the minus temperature 

is sensed.

°C °F

 

: Centigrade and Fahrenheit indication.

 

K

 

: Thermocouple Type Indication

 

HOLD

 

: This indicates that the display data is 

being hold.   

MAX 

: The Maximum value is now being 

displayed     

MIN 

: The Minimum value is now being 

displayed 

AVG 

: The Average value is now being 

displayed. 

△

REL 

: The reading is now under Relative Mode. 

 

: The Battery is not sufficient for proper 

operation. 

Содержание KEW301

Страница 1: ......

Страница 2: ...Instructions 6 4 1 Power Up 6 4 2 Connection the Thermocouples 6 4 3 Selecting the Temperature Scale 6 4 4 Data Hold Operation 6 4 5 T1 T2 T1 T2 Display Control 6 4 6 Relative Operation 7 4 7 MAX MIN...

Страница 3: ...pe thermocouples II Specifications Numerical Display 4 digital liquid crystal display Measurement Range 200 C 1370 C 328 F 2498 F Resolution 200 C 200 C 0 1 C 800 C 1370 C 1 C 200 F 200 F 0 1 F else 1...

Страница 4: ...2 reading 2 C or 0 5 T1 T2 reading 2 F Temperature Coefficient For ambient temperatures from 0 C 18 C and 28 C 50 C for each C ambient below 18 C or above 28 C add the following tolerance into the acc...

Страница 5: ...Case Instruction Menu Option Soft Ware Package Program RS232 Connection Cable AC Adapter Power requirement 9 Volt Battery NEDA 1604 or JIS 006P or IEC6F22 Battery Life Approx 100hrs with alkaline batt...

Страница 6: ...e and Fahrenheit indication K Thermocouple Type Indication HOLD This indicates that the display data is being hold MAX The Maximum value is now being displayed MIN The Minimum value is now being displ...

Страница 7: ...tor 3 LCD display 4 ON OFF button 5 HOLD button 6 T1 T2 T1 T2 control button 7 Relative readout button 8 MAX MIN Average control button 9 C F control button 10 Offset calibration screw 11 Digital outp...

Страница 8: ...n and vice versa to Celsius 4 4 Data Hold Operation The user may hold the present reading and keep it on the display by pressing the HOLD button When the held data is no longer needed one may release...

Страница 9: ...AX MIN mode Under this mode the maximum value minimum value and average value of latest 8 data is kept in the memory simultaneously and updated with every new data When the MAX symbol is display the M...

Страница 10: ...old HOLD button and then power on the meter and there will be two successive beeps to indicate that auto power off is disabled 4 9 Low Battery Condition When the battery voltage is under proper operat...

Страница 11: ...bytes D ASC 44H Ask for main display Range Data Unit Send 22 bytes B ASC 42H Ask for secondary display Range Data Unit Send 22 bytes S ASH 53H Ask Status Send 13 bytes H ASC 48H Hold button T ASC 54H...

Страница 12: ...space ASC 20H For example T1 199 9 C 0x13 represent T1 199 9 C The total byte number should be 7 1 7 1 5 chr 13 22Bytes Command B Return the contents in the second display Command S Return the operat...

Страница 13: ...and 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 mod...

Страница 14: ...window value is OL 0 not OL bit4 1 sub window value is minus 0 sub window value is plus bit5 1 6th byte and 7th byte represent 0 6th byte and 7th byte represent bit7 bit6 00 Main window is T1 T2 sub...

Страница 15: ...KEW301 13 7th BYTE Last two BCD code of sub window value 8th BYTE The last byte is the end byte it value is 3 first and last byte are used to check frame error...

Страница 16: ...GCBKEW301 02000...

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