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P Series Pen-Type Meter

Model NO. P Series

The pocket-sized ultra-compact pH tester (30g) with 10mm electrode is ideal for test tube water quality measurements.

Quantity

Features：

Ultra-compact and slim design (185×50×20mm, 30g); 10mm electrode diameter for test tube measurements
IP57 waterproof rating; replaceable electrodes for long-term use
Intelligent functions: automatic calibration, auto-shutdown, low battery alarm
Manual temperature compensation (0~99.9℃) for accurate results
Battery-powered (CR2032 lithium batteries) for long continuous usage

Distinct Features:

P310 (Conductivity Meter): Economic model; 0~200mS/cm range with automatic range switching; 1-point calibration
P301 (pH Meter): ±0.2/±0.5 pH accuracy; 1~3-point calibration (pH4.00/6.86/9.18); electrode failure reminder
P302 (pH Meter): High-precision (±0.05 pH); 0.01pH resolution; 1~3-point calibration (pH4.00/6.86/9.18)

Advantages:

The pocket-sized ultra-compact pH tester (30g) with 10mm electrode is ideal for test tube water quality measurements.

Specification：

Model	P310	P301	P302
Measurement Parameter	Conductivity	pH Value	pH Value
Measurement Range	0~200 mS/cm (auto-range: 0~100μS/cm, 100~1000μS/cm, 1.00~10.00mS/cm, 10.00~100.00mS/cm, 100~200mS/cm)	-2.0~20.0 pH	-2.00~20.00 pH
Resolution	0.1/1μS/cm; 0.01 mS/cm	0.1/1 pH	0.01 pH
Accuracy	±1.5%FS	±0.2/±0.5 pH	±0.05 pH
Temperature Compensation	0~99.9℃ (Manual)	0~99.9℃ (Manual)	0~99.9℃ (Manual)
Automatic Calibration	1-point (auto-recognizes calibration solution)	1~3-point (pH4.00/6.86/9.18)	1~3-point (pH4.00/6.86/9.18)
Power Supply	2 button batteries (continuous use ≥30 hours)	2 CR2032 lithium batteries (continuous use ≥50 hours)	2 CR2032 lithium batteries (continuous use ≥30 hours)
Dimensions & Weight	185×50×20mm, 30g	185×50×20mm, 30g	185×50×20mm, 30g
Waterproof Rating	IP57	IP57	IP57
Special Features	Economic model; auto-range switching	Electrode failure reminder; calibration solution & spare batteries included	High precision; dustproof and waterproof