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Temperature

Temperature sensor:

Thermistor, 10 k

at 25°C

Temperature unit:

°C or °F

General

Power:

LR44 x 4

Automatic shut off function:

10 minutes of non-use

Data logging capabilities:

50 data sets

Ambient temperature range:

0.0 to 50.0 °C

Relative Humidity:

At 95%RH

Case:

IP67 water-tight case

Dimensions (W x D x H):

44mm x 25mm x200mm

Weight :

110 g (Batteries included)

Содержание PCE-PH 25

Страница 1: ...Operation Manual PCE PH 25 Microcomputer Based pH Condctivity TDS Sanility Temperature Pocket Meter...

Страница 2: ...onPlus Graphical Display 3 OPERATION MODES AND KEYPAD OPERATIONS 4 A Operation Modes 4 B Keypad Operations 4 USING PCE PH 25 6 A Power ON OFF 6 B Temperature Unit Select Mode 6 C pH Calibration 7 D Co...

Страница 3: ...off the battery cover as shown in the right figure 2 Remove all of the old batteries and insert a new set of batteries ensuring the polarities are correct B Soak the Electrode 1 Remove the electrode...

Страница 4: ...e cap is not shown B Graphical Display 1 pH BUFFER mode indicator 2 HOLD mode indicator 3 DATA NUMBER indicator 4 CALIBRATION buffer s 5 BATTERY indicator 6 pH CONDUCTIVITY TDS SANILITY reading 7 TEMP...

Страница 5: ...mode This Mode is used to select C or F 5 pH Buffer Select Mode Buffer Select Mode is used to select the buffer set which can either be 7 00 7 00 4 01 10 01 or 6 86 6 86 4 00 9 18 6 Recall Data Mode...

Страница 6: ...seconds Enters Conductivity Calibration mode TDS Measure 10 seconds Selects Temperature C or F mode Recall Data 0 second Selects whether or not to erase all stored data Store Measure 2 seconds Stores...

Страница 7: ...1 Press and hold Hold key for 1 second The unit will turn on and enter the Measure Mode Repeat the process to turn off the unit 2 The unit will also automatically turn off after 10 minutes of no key...

Страница 8: ...b pH Calibration 1 Press Mode key to enter the pH Measure Mode 2 Clean and dip meter into either pH 7 00 or 6 86 buffer solution Press Mode key and hold for 2 seconds to enter the pH Calibration Mode...

Страница 9: ...m Chloride KCL Dissolve in 1000ml of distilled water 2 Standard solution of 12 90mS at 25 C Accurately weight out 7 4365 grams of research grade dried Potassium Chloride KCL Dissolve in 1000ml of dist...

Страница 10: ...n parameter If Mode key is pressed instead of the Hold key any changes made will be cancelled and the previous calibration settings will be retained TEMP REF The unit uses the temperature reference va...

Страница 11: ...asure Mode dip the meter into the test solution Press Mode key to select pH Temperature Conductivity Temperature TDS Temperature and Salinity Temperature F Hold Data 1 When the readings is stable pres...

Страница 12: ...o on H Recall Data 1 In Measure Mode press and hold Scroll key 2 3 seconds the REC icon appears on the LCD and the last set of saved data will appear 2 By pressing the Store or Scroll key previous sav...

Страница 13: ...NG Display Mode Main Display Secondary Display Possible cause s Action s pH Measure or pH Calibration UNDR UNDR Temperature 5 0 C Bring solution to a higher temperature Replace electrode OVER OVER Tem...

Страница 14: ...R OVER Temperature 60 0 C Bring solution to a lower temperature Replace electrode Conduc tivity Calibration CAL UNDR 5 0 to 60 0 C Correction of slope beyond 30 Use a new standard solution Replace ele...

Страница 15: ...uffer recognition pH 7 00 4 01 10 01 or pH 6 86 4 00 9 18 pH Temperature compensation AUTO 5 0 to 60 0 C pH Buffer Temperature range 0 0 to 60 0 C pH Electrode Offset recognition 100 mV at pH 7 00 91...

Страница 16: ...F General Power LR44 x 4 Automatic shut off function 10 minutes of non use Data logging capabilities 50 data sets Ambient temperature range 0 0 to 50 0 C Relative Humidity At 95 RH Case IP67 water tig...

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