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Water Analysis Meters & Electrodes

Starter Pen Meters

Compact Design for Fast, Convenient Electrochemistry Measurement At Your Fingertips
After more than a century of perfecting the art of measurement through our durable weighing products, OHAUS precision is now available in a line of pen meters that provide accurate measurement of pH, oxidation-reduction potential (ORP), conductivity, salinity, and total dissolved solids (TDS). Starter pen meters are the economical option when you are simply looking for meters that will provide accurate measurement without restriction.

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Features
Starter Pen Meters Features
Small, economical pen meters offer simple, fast, and straightforward operation.
With durable IP67 waterproof ABS housing, protective sensor cap, and an automatic shutdown feature that preserves battery life, OHAUS pen meters can endure consistent use in rough, wet environments.
Equipped with a wrist strap to prevent accidental drop and damage.
Models
Starter Pen Meters Models
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Models #: ST10
MSRP :
 

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Meter Type
pH
Measurement Range
0.00 – 14 pH
Accuracy
±0.1 pH
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Models #: ST10C-A
MSRP :
 

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Meter Type
Conductivity
Measurement Range
0.00 – 199.9 μs/cm
Accuracy
±2.5% FS
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Models #: ST10C-B
MSRP :
 

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Meter Type
Conductivity
Measurement Range
0 – 1999 μs/cm
Accuracy
±2.5% FS
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Models #: ST10C-C
MSRP :
 

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Meter Type
Conductivity
Measurement Range
0.00 – 19.99 ms/cm
Accuracy
±2.5% FS
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Models #: ST10R
MSRP :
 

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Meter Type
ORP
Measurement Range
-1000 – 1000 mV
Accuracy
2mV
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Models #: ST10S
MSRP :
 

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Meter Type
Salinity
Measurement Range
0.0 – 10.0 ppt
Accuracy
±2.5% FS
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Models #: ST10T-A
MSRP :
 

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Meter Type
TDS
Measurement Range
0.0 – 100.0 mg/L
Accuracy
±2.5% FS
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Models #: ST10T-B
MSRP :
 

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Meter Type
TDS
Measurement Range
0.0 – 1000 mg/L
Accuracy
± 10mm
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Models #: ST20
MSRP :
 

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Meter Type
pH
Measurement Range
0.0 – 99.0 °C;0.00 – 14 pH
Accuracy
± 0.05 pH / ± 0.5 °C
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Models #: ST20C-A
MSRP :
 

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Meter Type
Conductivity
Measurement Range
0.00 – 199.9 μs/cm;0.0 – 99.0 °C
Accuracy
± 1.5% / ± 0.5 °C
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Models #: ST20C-B
MSRP :
 

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Meter Type
Conductivity
Measurement Range
0.0 – 99.0 °C;0 – 1999 μs/cm
Accuracy
±0.1 pH
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Models #: ST20C-C
MSRP :
 

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Meter Type
Conductivity
Measurement Range
0.0 – 99.0 °C;0.00 – 19.99 ms/cm
Accuracy
± 1.5% / ± 0.5 °C
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Models #: ST20D
MSRP :
 

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Meter Type
Dissolved Oxygen
Measurement Range
0.0 – 19.9 mg/L
Accuracy
±0.5 °C
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Models #: ST20M-B
MSRP :
 

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Meter Type
TDS;Conductivity;pH
Measurement Range
0.0 – 1000 mg/L;0.0 – 99.0 °C;0.00 – 14 pH;0 – 1999 μs/cm
Accuracy
±2.0 % F.S.;± 0.05 pH / ± 0.5 °C
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Models #: ST20M-C
MSRP :
 

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Meter Type
Conductivity;pH;Salinity
Measurement Range
0.0 – 10.0 ppt;0.0 – 99.0 °C;0.00 – 14 pH;0.00 – 19.99 ms/cm
Accuracy
±2.0 % F.S.;± 0.05 pH / ± 0.5 °C
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Models #: ST20R
MSRP :
 

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Meter Type
ORP
Measurement Range
-1000 – 1000 mV;0.0 – 99.0 °C
Accuracy
± 2 mV / ± 0.5 °C
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Models #: ST20S
MSRP :
 

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Meter Type
Salinity
Measurement Range
0.0 – 80.0 ppt;0.0 – 99.0 °C
Accuracy
± 1.5% / ± 0.5 °C
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Models #: ST20T-A
MSRP :
 

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Meter Type
TDS
Measurement Range
0.0 – 100.0 mg/L;0.0 – 99.0 °C
Accuracy
± 1.5% / ± 0.5 °C
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Models #: ST20T-B
MSRP :
 

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Meter Type
TDS
Measurement Range
0.0 – 1000 mg/L;0.0 – 99.0 °C
Accuracy
± 1.5% / ± 0.5 °C
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Details
Starter Pen Meters Product Details
Applications
pH, oxidation-reduction potential (ORP), conductivity, dissolved oxygen (DO), salinity, total dissolved solids (TDS), temperature measurement
Display
Liquid crystal display (LCD) display with secondary information line (on select models)
Operation
4 1.5V batteries (included)
Communication
N/A
Construction
ABS Housing
Design Features
Easily replaceable electrodes, automatic shut off feature
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