LI-COR LI-600 / LI-600N — Portable Porometer and Fluorometer for Photosynthesis Research

Brand: LI-COR
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LI-COR LI-600 / LI-600N — Portable Porometer and Fluorometer for Photosynthesis Research

Brand: LI-COR

Product Code: LI600

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Specifications: (see all)

Measured / controlled parameters

Stomatal conductance (gs), transpiration rate (E), leaf temperature, air humidity, PAR light intensity, chlorophyll fluorescence (Fv/Fm, Y(II)), vapor pressure deficit (VPD)

Measurement / analysis range

Stomatal conductance: 0–1 mol·m⁻²·s⁻¹; Temperature: 0–50 °C; Humidity: 0–100 % RH; PAR: 0–2500 µmol m⁻² s⁻¹

Measurement accuracy / precision

±5 % for conductance and fluorescence, ±0.2 °C for temperature, ±2 % RH for humidity

Analysis method / operating principle

Porometric method for stomatal conductance and pulse-amplitude modulated (PAM) fluorometry

Analysis / measurement time

1–3 seconds (depending on stabilization)

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The LI-COR LI-600 / LI-600N is a state-of-the-art portable porometer-fluorometer that integrates the measurement of stomatal conductance and chlorophyll fluorescence into one device. It enables accurate real-time assessment of photosynthetic performance, transpiration, leaf temperature, and humidity.

By combining porometry and fluorometry, it allows researchers to evaluate photosynthetic efficiency and plant stress responses quickly and reliably. The intuitive touchscreen interface, automatic stabilization, and rapid calibration make it ideal for both fieldwork and laboratory studies.

The enhanced LI-600N version includes wireless data transfer, an integrated GPS module, and improved leaf temperature measurement. It is widely used in plant physiology, agronomy, ecology, and research laboratories for accurate monitoring of plant performance and productivity.

Compact, efficient, and highly accurate — the LI-600 / LI-600N offers a perfect balance of laboratory-grade precision and field mobility, making it a valuable tool for scientists studying plant photosynthesis and transpiration.

Tags: Soil and plant analysis

Soil and plant analysis

Measured / controlled parameters

Stomatal conductance (gs), transpiration rate (E), leaf temperature, air humidity, PAR light intensity, chlorophyll fluorescence (Fv/Fm, Y(II)), vapor pressure deficit (VPD)

Measurement / analysis range

Stomatal conductance: 0–1 mol·m⁻²·s⁻¹; Temperature: 0–50 °C; Humidity: 0–100 % RH; PAR: 0–2500 µmol m⁻² s⁻¹

Measurement accuracy / precision

±5 % for conductance and fluorescence, ±0.2 °C for temperature, ±2 % RH for humidity

Analysis method / operating principle

Porometric method for stomatal conductance and pulse-amplitude modulated (PAM) fluorometry

Analysis / measurement time

1–3 seconds (depending on stabilization)

Sample volume / sample volume range

Single leaf blade; clamp area — 2 cm²ea ≈ 2 cm².

Applicable media

Living plant leaves (field and lab use)

Sensor / electrode / probe / indicator type

Infrared water-vapor sensor, digital temp / humidity sensor, LED/PMT fluorescence module

Number of channels / measurement points

1 measurement chamber for leaf

Temperature compensation

Automatic built-in compensation

Number of calibration points / calibration method

Two-point automatic calibration (temperature / humidity)

Housing / chamber / tip material

Body — anodized aluminum; leaf clip — stainless steel & polycarbonate

Design and features

Ergonomic housing, touchscreen, GPS (in LI-600N), fast-stabilizing leaf chamber

Lighting / climate control system

Built-in LED array (PAR 0–2500 µmol m⁻² s⁻¹); temperature / humidity regulation

Number of programmable cycles / automatic modes

Up to 50 custom measurement programs

Interfaces and outputs

USB 3.0, Wi-Fi (Bluetooth in N version), SD card

Software / PC compatibility

LI-COR Instrument Link / Data Acquisition software, compatible with Windows and Mac OS

Memory / data storage functions

Built-in memory — up to 1 million records

Operating conditions

0 to 50 °C, up to 90 % RH (non-condensing)

Power supply

7.4 V / 2 Ah Li-ion battery or 100–240 V AC adapter

Battery life

Up to 12 hours continuous operation

Dimensions

230 × 110 × 75 mm

Weight

1.1 kg

Scope of supply

LI-600 / LI-600N unit, charger, USB cable, SD card, manual, carrying case

Certificates and compliance with standards

CE, ISO 9001, RoHS compliance

Country of origin

USA

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