ST20M-B Starter Pen Meters

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Product Details:

Display Type LCD
Control Type Manual
Accuracy 2.0 % F.S.; 0.05 pH / 0.5 C
Features High Quality
Type TDS, Conductivity, pH
Dimension (L*W*H) 38 mm x 185 mm x 45 mm
Power 4 AG13 Batteries (Included)
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Product Description

ST20M-B Starter Pen Meters Price And Quantity

Minimum Order Quantity 1 Piece

Battery Life 100 hours typical
Measurement Range 0.0-1000 mg/L TDS, 0.00-14 pH, 0-1999 S/cm, 0.0-99.0 C
Number of Buttons 3
Temperature Sensor 50 K NTC
Operating Humidity 85% RH max
Temperature Display Yes
Wrist Strap Included
Net Weight 110 g
Automatic Shutdown After 6 minutes
pH accuracy 0.05
Operating Temp Range 10-40C
Waterproof Rating IP67
Conductivity accuracy 2 %
Calibration 3 Point
Measurement Resolution 1 S/cm, 0.01 pH

ST20M-B Starter Pen Meters Product Specifications

Display Type LCD
Type TDS, Conductivity, pH
Material Plastic & Glass
Power 4 AG13 Batteries (Included)
Control Type Manual
Accuracy 2.0 % F.S.; 0.05 pH / 0.5 C
Dimension (L*W*H) 38 mm x 185 mm x 45 mm
Features High Quality
Application Laboratory

Battery Life 100 hours typical
Measurement Range 0.0-1000 mg/L TDS, 0.00-14 pH, 0-1999 S/cm, 0.0-99.0 C
Number of Buttons 3
Temperature Sensor 50 K NTC
Operating Humidity 85% RH max
Temperature Display Yes
Wrist Strap Included
Net Weight 110 g
Automatic Shutdown After 6 minutes
pH accuracy 0.05
Operating Temp Range 10-40C
Waterproof Rating IP67
Conductivity accuracy 2 %
Calibration 3 Point
Measurement Resolution 1 S/cm, 0.01 pH

ST20M-B Starter Pen Meters Trade Information

Supply Ability 100 Piece Per Month
Delivery Time 7 Days

Product Description

Product details

Meter Type	TDS;Conductivity;pH
Measurement Range	0.0 1000 mg/L;0.0 99.0 C;0.00 14 pH;0 1999 s/cm
Accuracy	2.0 % F.S.; 0.05 pH / 0.5 C
Item Number:	30393199

Specifiation

Meter Type	TDS; Conductivity; pH
Measurement Range	0.0 1000 mg/L; 0.0 99.0 C; 0.00 14 pH; 0 1999 s/cm
Accuracy	2.0 % F.S.; 0.05 pH / 0.5 C
Measurement Resolution	1s/cm; 0.01 pH
Display	LCD
ATC	Yes
Automatic Shutdown	Yes, After 6 minutes of non-use
Battery Life	100 Hours with Disposable Batteries
Calibration	3 Point
Conductivity accuracy ()	2 %
Conductivity measuring range	0 1999 S/cm
Dimensions	1.5 in x 7.28 in x 1.77 in (38 mm x 185 mm x 45 mm) (LxHxW)
Net Weight	3.88 oz (110 g)
Number of Buttons	3
pH accuracy ()	0.05
pH measuring range	0 ; 14
Power	4 AG13 Batteries (Included)
Protection Rating	IP67
Temperature Display	Yes
Temperature Sensor	50 K NTC
Working Environment	50F 104F, 85%RH, non-condensing (10C 40C, 85% RH, non-condensing)
Wrist Strap	Yes

Comprehensive Measurement Capabilities

The ST20M-B Starter Pen Meter offers reliable measurement for TDS, conductivity, and pH, making it an essential tool in laboratory environments. With multiple resolution and accuracy levels, it ensures consistent results for a variety of testing needs.

User-Friendly and Durable Design

Engineered with practicality in mind, this pen meter features a three-button manual control, clear LCD display, and automatic shutdown to preserve battery life. Its lightweight, waterproof build and included wrist strap enhance portability and durability even during frequent use.

FAQ's of ST20M-B Starter Pen Meters:

Q: How do you calibrate the ST20M-B Starter Pen Meter?

A: Calibration is straightforward thanks to the three-point calibration feature. Follow the manual's step-by-step process: immerse the sensor in calibration solutions at specific pH or conductivity values, and use the buttons to confirm calibration at each point.

Q: What are the key benefits of using automatic temperature compensation (ATC)?

A: Automatic temperature compensation (ATC) ensures accurate measurements by adjusting readings based on the solution's temperature. This feature is especially important when working across different laboratory environments and temperature ranges.

Q: When does the ST20M-B meter automatically shut down, and why is this useful?

A: The instrument automatically turns off after six minutes of inactivity, conserving battery life and preventing unnecessary power consumption, which is particularly beneficial during long laboratory sessions.

Q: Where can the ST20M-B Starter Pen Meter be used?

A: This meter is suitable for laboratory settings where precise measurements of TDS, conductivity, and pH are required. Its waterproof IP67 rating and robust design also make it ideal for field use or educational purposes.

Q: What is the battery life and how are the batteries replaced?

A: The meter operates on 4 AG13 batteries, delivering up to 100 hours of typical use. To replace, open the battery compartment as directed in the manual, remove the old batteries, and insert new ones with correct polarity.

Q: How does the waterproof rating (IP67) benefit users?

A: The IP67 rating means the pen meter is dust-tight and can withstand immersion in water up to 1 meter for 30 minutes. This provides peace of mind and extends the device's lifespan, especially in spills or high-humidity environments.

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