MRC PH-207 Operation Manual Download Page 11

Consideration :

When use the Temp. Probe, As to keep the temp. reading

be stable, should plug in the PH electrode into the meter

at the same time. If only  plug in the temp. probe, then

the temperature reading value may exist little deviation.

6-4 Data Hold 

1) During the measurement, Push the " Hold

Button " (3-3, Fig. 1) will hold the display values &
LCD will show the  " D.H. " marker.

2) Push the "Data Hold Button" again will release the

data hold function.

6-5 Data Record( Max., Min., Average reading)

1) The DATA RECORD function displays the maximum,

minimum and average readings. To start the DATA
RECORD function, press the  " Record Button " (3-6,
Fig. 1) once. " REC " symbol  will appear on the LCD
display.

2) With the " REC " marker on the display.

(a) Push the " CALL Button " (3-7, Fig. 1) once, 
      then the " Max " symbol along the maximum value
      will appear on the LCD display.
(b) Push the " CALL Button " once, then the  " Min "

      symbol along the minimum value will appear on 
      the LCD display.
(c) Push the " CALL Button " once, then the " AVG "
      symbol along the average value will appear on
      the LCD display.
(d) To exit memory record function, push the " RECORD 
      Button " once again. The display will revert back
      to current reading.

 After stop the "Record" function, the symbol
  of " REC ", " Max ", " Min ", " AVG " will disappear.

9

Summary of Contents for PH-207

Page 1: ...d delicate instrument its durable structure will allow many years of use if proper operating techniques are developed Please read the following instructions carefully and always keep this manual withi...

Page 2: ...5 4 4 Single Point Calibration 6 5 PH TEMPERATURE COMPENSATION 6 5 1 Manual temperature compensation 7 5 2 Automatic temperature compensation 7 6 MEASURING PROCEDURE 7 6 1 PH Measurement 7 6 2 mV Meas...

Page 3: ...i measurement PH mV Temperature Temperature function for or be selected by push button on front panel easily Show the PH temperature values on the same LCD display at the same time High input impedanc...

Page 4: ...angle Measurement PH 0 to 14 PH mV 0 to 1999 mV Temperature 0 to 65 32 to 150 Input 10 12ohms Impedance Temperature Manual 0 to 100 adjusting by Compensation push button on front panel For Automatic...

Page 5: ...x1 3 inch Standard Instruction manual 1 PC Accessories Optional Carrying case Accessories pH electrode PE 01 PE 11 PE 03 ATC temp probe TP 07 PH 4 buffer solution PH 04 PH 7 buffer solution PH 07 2 2...

Page 6: ...d Button 3 12 SLOP PH 4 Calibration 3 4 button VR 3 5 LCD Contrast Adjust 3 13 Button VR Manual Temp adjust 3 6 Memory Record 3 14 Battery Compartment Button Cover 3 7 Memory Call Button 3 15 Input So...

Page 7: ...2 Requiring Equipment for Calibration 1 Combination PH ELECTRODE optional 2 Two buffer solutions optional PH 07 PH 04 4 3 Two Points Calibration 1 Power on the instrument using the Power On Off Butto...

Page 8: ...unction Switch 3 11 Fig 1 to the PH MANUAL TEMP position 3 Connect the combination PH ELECTRODE to the BNC socket 3 15 Fig 1 and place the electrode into the PH 07 buffer solution Use the screw to adj...

Page 9: ...temperature compensation 1 Select the Function Switch 3 11 Fig 1 to the PH AUTO TEMP position 2 Plug in the Optional Temp Probe TP 07 into the Temp Socket 3 17 Fig 1 3 Place the Temp Probe into the te...

Page 10: ...ion selective ORP oxidation reduction potential and other precise mV measurements Select the Function Switch 3 11 Fig 1 to the mV position Then the meter will show the mV values on the display 6 3 Te...

Page 11: ...the maximum minimum and average readings To start the DATA RECORD function press the Record Button 3 6 Fig 1 once REC symbol will appear on the LCD display 2 With the REC marker on the display a Push...

Page 12: ...CAL ON temp values Two points calibration PH 7 CAL PH4 SLOPE PH measuring procedures Setting the Manual temp M compensation values E on front panel A Power S ON or U R E Automatic temperature M tempe...

Page 13: ...a new TEMP PROBE it need to make following calibrating procedure Plug in the optional Temperature Probe TP 07 into the Temp Input Socket 3 17 Fig 1 Slide the Function Switch 3 11 Fig 1 to the PH EXT T...

Page 14: ...memory record function 2 It may necessary to change the display contrast by adjust LCD Contrast adjust VR 3 5 Fig 1 due to user alter the view angle or battery power voltage drift 9 RS232 PC SERIAL IN...

Page 15: ...r display 0 No DP 1 1 DP 2 2 DP 3 3 DP D10 Decimal Point DP for lower display 0 No DP 1 1 DP 2 2 DP 3 3 DP D11 D12 Anunuciator for Upper Display 00 No Symbol 07 mg L 14 mS 01 C 08 m s 15 Lux 02 F 09 K...

Page 16: ...te the cover 4 Make sure the battery cover is secured after change the battery 11 OPTIONAL ACCESSORIES CARRYING CASE Hard carrying case CA 06 CARRYING CASE Soft carrying case with sash CA 05A PH ELECT...

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