550 271 portable pH and temperature meter
570 271 pH, mV and temperature meter
570 meter in handy carry case

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Introducing the new 550 and 570 portable pH meters

Model 550 is a general purpose portable pH meter offering 2 point pH calibration and automatic buffer recognition. This model simultaneously displays both the temperature compensated pH readings and temperature. This small, lightweight meter has an LCD display encompassed in a splash proof housing.

• Simultaneously displays pH and temperature
• Automatic calibration
• Manual or Automatic Temperature Compensation (ATC)
• Auto shut off 10 minutes
• 5000 hours battery life
• 2 year warranty

This meter is supplied ready to use with an epoxy bodied electrode (924 001), a temperature probe (170 101) and buffers and is supplied in a handy carry case.

Model 570 is a general purpose hand held pH, mV and temperature meter. This model offers 2 point calibration and automatic buffer recognition. The unit simultaneously displays either temperature compensated pH readings or electrode potential and temperature. This model has a large easy to read LCD display. The integrated rubber seal ensures that the unit is completely waterproof.

• Simultaneously displays pH or mV and temperature
• Automatic calibration
• Manual or Automatic Temperature Compensation (ATC)
• Auto shut off 10 minutes
• 2500 hours battery life
• Waterproof housing
• 2 year warranty

This meter is supplied ready to use with an epoxy bodied electrode (924 001), a temperature probe (170 100) and buffers and is supplied in a bespoke carry case.

To compliment these new meters Jenway also offers a comprehensive range of application specific electrodes and consumables.

Technical Specification

Model 550 570
Type pH and temperature pH, mV and temperature
Waterproof No (IP65) Yes (IP66/ 67)
pH Range 0 to 14 - 2 to 16
pH Resolution 0.01 0.01
pH Accuracy ± 0.05 ± 0.02
mV Range N/A - 1000 to 1000mV
mV Resolution N/A 1mV
mV Accuracy N/A ± 1mV
ATC 0 to 60°C 0 to 100°C
Temperature Range 0 to 100°C - 39.9 to 149.9°C
Temperature Resolution 0.1°C 0.1°C
Temperature Accuracy ± 0.5°C ± 0.4°C ( - 10 to 70°C)
No.of Calibration Points 2 2
Automatic Buffer Recognition Yes Yes
Auto Shut Off 10 mins 10 mins
Operating Temperature 0 to 50°C 0 to 100°C
Battery Life (hours) 5000 2500
pH Connector BNC BNC
Temperature Connector 3.5mm jack Waterproof Lumberg screw-locking type
Dimensions (l x w x d) 128 x 56 x 25mm 141 x 71 x 32mm
Weight 130g 230g

Ordering Information

Meter with Electrode

Part Code Description
550271 550 pH meter supplied in a carry case with epoxy pH electrode ( 924 001), ATC probe ( 170 101), buffer sachets and batteries
570271 570 pH meter supplied in a carry case with epoxy pH electrode ( 924 001), ATC probe ( 170 100), buffer sachets and batteries


Meter without Electrode

Part Code Description
550000 550 pH meter supplied in a carry case with ATC probe ( 170 101), buffer sachets and batteries
570000 570 pH meter supplied in a carry case with ATC probe ( 170 100), buffer sachets and batteries


Please note that these meters are not available for sale in the USA and Canada.


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