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Instruction Manual 

SK-660PH Series pH Meters 

 

No. 6428-00 Model SK-660PH 
No. 6429-00 Model SK-661PH 
No. 6430-00 Model SK-662PH 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

  3-4, Kanda-kajicho, Chiyoda-ku, Tokyo 101-0045 Japan 

URL: http://www.sksato.co.jp/english/ 

Summary of Contents for 6428-00

Page 1: ...truction Manual SK 660PH Series pH Meters No 6428 00 Model SK 660PH No 6429 00 Model SK 661PH No 6430 00 Model SK 662PH 3 4 Kanda kajicho Chiyoda ku Tokyo 101 0045 Japan URL http www sksato co jp engl...

Page 2: ...ed in this manual Avoid using this unit in a place exposed to direct sunlight or near a heat source Otherwise the unit may become deformed or malfunction If this instrument is left in a car under the...

Page 3: ...mful effects Portable pen type body Sensor sensitivity display function By checking the sensor deterioration state it is east to check the sensor maintenance and replacement periods Stability displayi...

Page 4: ...Temperature sensor 11 Sensor cap 8 Liquid junction 2 Details of the display 12 pH reading Measured pH value is displayed here 13 Temperature reading Measure temperature value is displayed here 14 pH m...

Page 5: ...re that the seal is free from dust or dirt When dirty clean it before tightening Do not try to remove the battery cover if the surface of the unit body is wet or there are water drops on it Water may...

Page 6: ...ne of the keys were operated for about 20 minutes Turn this function off if constant measurement is required Disabling the auto power off Press the HOLD key and SET key simultaneously to turn on the u...

Page 7: ...p water Absorb the water drops on the glass electrode by using clean filter paper cotton swabs or tissue paper Caution Be careful not to rub the glass electrode Doing so may build up static electricit...

Page 8: ...ution Name of solution Liquid Temp pH value Liquid Temp pH value pH4 Phthalates 0 C 4 00 30 C 4 02 5 C 4 00 35 C 4 02 10 C 4 00 40 C 4 04 15 C 4 00 45 C 4 05 20 C 4 00 50 C 4 06 25 C 4 01 pH4 Neutral...

Page 9: ...able measured value can occur depending on samples to be measured In that case use HOLD function to measure and read the value 5 Press the SET key to turn off the unit after measurement is complete Cl...

Page 10: ...owing setting are available in measurement mode Model Conditions Sensitivity of pH sensor is displayed In between pH4 and pH7 Sensitivity of pH sensor is displayed In between pH7 and pH9 or pH10 Asymm...

Page 11: ...ial difference is 10 0mV 1 Switch to SL1 in the setting mode The sensitivity between pH4 and pH7 will be displayed 2 Switch to SL2 The sensitivity between pH7 and pH9 or pH10 will be displayed 3 Switc...

Page 12: ...sensor is dry The appropriately moisturized glass electrode can measure and display the normal values Immerge the sensor in phthalate pH standard solution or distilled pure or tab water when storing W...

Page 13: ...lue went over the measureable range Use the device within the measureable range If the problem remains contact the distributor or our service network E 03 pH E 02 The measured value went over the meas...

Page 14: ...y Clean the glass electrode Refer to the About the glass electrode section The glass electrode may be dry The glass electrode is broken Replace the sensor with a new one No calibration was performed P...

Page 15: ...d Waterproof property JIS C 0920 IPX5 Measuring ambient 0 to 50 C less than 80 rh no condensing Storage ambient 10 to 50 C no condensing Power Requirement Alkaline Batteries LR44 4 pc Battery Life App...

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