Sato Desktop type Digital PH meter SK-650PH 6427-00 Sato Desktop type Digital PH meter SK-650PH 6427-00

Digital PH meter Desktop Type

Sato Desktop type Digital PH meter SK-650PH 6427-00 (Probe is separately sold).

Attached sensor arm is convenient to use the stirrer.

Sensor sensitivity display, data memory and many functions are equipped.

This model is not usable for certification purpose

* Sensitivity display function
Available to check the status of deterioration of sensor.  Useful to determine the timing of maintenance
* Stability display function
Easy to find the measuring values being stabilized
* Auto temperature compensation
Available to produce more accurate measurements
* Measured value, date and time are simultaneously displayed
* Available to calibrate at one to three points
Selectable calibration points (at 25°C) among pH4.01, pH6.86 and pH9.18 or pH10.01
* Data memory function
The memory capacity is max. 99 data
* Measured data can be transmitted to a PC with RS-232C output
 (RS-232C cable is optional and can be purchased separately)
* Sensor arm is attached
Convenient to use a stirrer or like.
* Various probes are provided. Available to select the suitable probe to your required application



Specifications
at. No. 6427-00
Product Desktop type  PH Meter
Model SK-650PH
Display range pH 0.00pH to 14.00pH
Temp. -6.0 to 82.0°C
mV ±2002mV
Repeatability pH ±(0.01+1digit)pH
Temp. ±(0.1+1digit)°C
Accuracy is different depending on the probe connected.
Resolution pH 0.01pH
Temp. 0.1°C
mV 0.1mV  at -199.9 to +199.9mV 1mV at other
Sampling approx. 1 sec.
Operation ambient 5°C to 40°C, less than 95%rh (no condensing)
Storage ambient -10°C to 50°C (no condensing)
Power requirement AC adapter 9VDC (attached)
Materials Body, sensor arm: ABS resin
Dimensions (W)215×(H)58×(D)170mm (exclusive of arm)
Weight 915g (exclusive of arm)
Accessories Sensor arm 1 set, AC adapter 1 pc. Manual



Standard Probe No. 6400-30 Model PHP-31 for SK-650PH and SK-620PHII Specifications 
  pH Temperature
Measurig range 0.00 to 14.00pH 0.0 to 50.0°C

Measuring accuracy

±0.28pH (0 to 2pH)
±0.08pH (2 to 12pH)
±0.38pH (12 to 14pH)
±0.3°C (at 20 to 30°C)
±0.5°C (at other range)
Sensing element Glass electrode (lead-free) Thermostor
Internal liquid
non-replenishable
Dimensions
12 dia. x (L)135mm   cord length: approx. 1m (weight: approx. 72g)



 

[640S Series pH Optional Probes]
Applications for General purpose for immersion for High-alkali for Flat surface for Test tube for Minute amount
Cat. No. No.6424-00 No.6425-00 No.6425-10 No.6425-20 No.6425-30 No.6425-40
Model 640S-1 640S-2 640S-3 640S-4 640S-5 640S-6
Measuring range pH 2.00 to 13.00pH 2.00 to 14.00pH 2.00 to 13.00pH
Temp. 0 to 50°C -
Accuracy pH ±0.03pH
Temp. ±0.5°C -
Sensing elements pH Glass electrode
Temp. Thermistor -
Liquid junction Sleeve type Ceramics type Sleeve type
Internal liquid 3.3mol/L KCl (replenishable) 3.3mol/L KCl (non-replenishable) 3.3mol/L KCl (replenishable)
Usable temperature range 0.0 to 50.0°C 15.0 to 50.0°C 10.0 to 50.0°C
Materials Electrode holding tube Glass (Lead free) PVC Glass (Lead free)
Cord PVC
Dimensions Sensor section approx. 12 dia. × L156mm  34 dia. × L137mm 12 dia. ×L159mm 12 dia.×L156mm Ø6×L190mm
(sensor L=270mm)
Ø3×L50mm
(sensor L=148mm)
Cord length 1m 3m 1m
Weight 78g 460g 76g 69g 63g 59g
Accessories Glass electrode cap 1 pc.
Glass electrode protection cap 1 pc
Replenisher liquid (35ml) 1 pc.
Instruction manual 1 pc.
Glass electrode cap 1 pc.
Glass electrode protection cap 1 pc
Instruction manual 1 pc.
Glass electrode cap 1 pc.
Glass electrode protection cap 1 pc
Replenisher liquid (35ml)  1 pc.
Instruction manual 1 pc.
Glass electrode cap 1 pc.
Replenisher liquid (35ml) 1 pc.
Instruction manual 1 pc.
• Available to change the cord length in 640S-1 and 640S-2 probe at option
• Temperature probe for temperature compensation is not built in 640S-4, 640S-5 and 640S-6 probes
• In the 640S-2 probe, standard solutions attached with SK-620PHII are not usable. Separately purchase the optional solutions.


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Specific References

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