Specifications for WATER-PAM-II

Optoelectronic Unit WATER-PAM-II

Measuring light: Blue (450 nm) and red (630 nm) LED, standard modulation frequencies 5 to 25 Hz, adjustable in increments of 5 Hz, and 100 Hz, measuring light PAR at standard settings = 0.05 µmol m-2 s-1. For differential algae analysis auxiliary LEDs 520 and 660 nm.

Actinic light: Blue (450 nm) and red (630) LED as for measuring light, maximum actinic PAR = 3000 µmol m-2 s-1, maximum PAR of saturation pulses = 6000 µmol m-2 s-1 adjustable in increments of 500 µmol m-2 s-1 expandable on request to 12000 µmol m-2 s-1 adjustable in increments of 1000 µmol m-2 s-1

Far red light: Peak emission at 730 nm

Signal detection: Hamamatsu photomultiplier protected by long-pass and a short-pass filters

Cuvette holder: for 15 mm Ø cuvette, Perspex inlet for overspill protection, POM cuvette cover 35 mm high x 40 mm Ø

Data memory: Flash memory, 8 MB, providing memory for more than 27,000 saturation pulse analyses

Display: Backlit 160x104 dots (78 x 61 mm) transflective B/W LCD display with resistive touchscreen

Ports: PAR sensor, Temp, AUX1, AUX2, SYNC, Stirrer, CTRL1, CTRL2, COMP, EXT DC and USB

Power supply: 8 AA (Mignon) rechargeable batteries (Eneloop 1.2 V/2 Ah), providing power for up to 1000 yield measurements; 8 spare batteries, automatic power/off, battery charger (100 to 240 V AC, 50-60 Hz, 0.35 A) for 1 to 8 AA NI-MH batteries, 12 V 5,5 A power supply MINI PAM-II/N

Operating temperature: -5 to +45 °C (non-condensing)

Dimensions: 17.2 cm x 13.5 cm x 7.6 cm (L x W x H)

Weight: 1.5 kg (incl. battery)

Power Supply MINI-PAM-II/N

Input: 100 to 240 V AC, 50 to 60 Hz

Output: 12 V DC, 5.5 A

Operating temperature: -5 to +45 °C (non-condensing)

Dimensions: 13 cm x 5.5 cm x 3 cm (L x W x H)

Weight: 350 g including cables

Battery Charger 000190101101

Input: 100 to 240 V AC, 50 to 60 Hz

Output: 12 V DC, 1.0 A

Operating temperature: -5 to +45 °C (non-condensing)

Dimensions: 17.5 cm x 10.5 cm x 3 cm (L x W x H)

Weight: 300 g including cable

Software WinControl-3

Program: WinControl-3 System Control and Data Acquisition Program (Microsoft Windows 10 and 11) for operation of measuring system via PC, data acquisition and analysis. Not compatible with Windows 10 on ARM

Saturation Pulse Analysis: Measured: Ft, F0, FM, F, F0' (also calculated), FM'. PAR, Calculated: F0' (also measured), FV/FM and Y(II) (maximum and effective photochemical yield of PS II, respectively), qL, qP, qN, NPQ, Y(NPQ), Y(NO) and ETR (electron transport rate)

Fitting Routines: Differential algae analysis; two routines for determination of the cardinal points α, Ik and ETRmax of light curves

Programmed Features: light curve protocols; induction curve protocols; Actinic+Yield protocols; clock and batch file operation; automatic determination of signal offset and background fluorescence (e.g., originating from yellow substance) for all light intensities and all gain levels; automatic calibration of internal PAR using light sensor US-SQS/L

Communication Protocol: USB

Transport Case WATER-PAM/T

Design: Aluminum case with custom foam packing

Dimensions: 50 cm x 34 cm x 20 cm (L x W x H)

Weight: 3.8 kg

Accessories

Stirrer WATER-II/S

Design: Instrument operated stirrer with disposable perspex stirring paddles. Delivery includes a set (10 pieces) of Stirring Paddles WATER-R.

Dimensions: 71 mm x 30 mm (l x Ø)

Weight: 95 g

Stirring Paddles WATER-R

Design: Set of 10 perspex stirring paddle for WATER-II/S

Flow-Through Cuvette PHYTO-II/FT

Design: Cuvette holder made of black polyoxymethylene polymer (POM) with in-/out water tubing connectors (4 mm inner diameter; 6 mm outer diameter). The cuvette is fixed with two knurled screws to the optical unit of the instrument (PHYTO-PAM-II COMPACT Version or WATER-PAM-II). Delivery includes a POM mounting device for the Spherical Micro Quantum Sensor US-SQS.

Dimensions: : Ø 49 mm, with connectors and cuvette 64 mm x 74 mm

Weight: 150 g

WATER-II/H WATER-PAM-II tripod holder

Design: Tripod holder with 3/8 inch thread (without tripod). WATER-PAM-II mounting is secured with knurled screws. Side resting option for the stirrer and 6 cuvettes.

Dimensions: 24.5 x 13 x 4.5 cm

Weight: 312 g

Barcode Scanner BCS-9590

Design: Single-line handheld laser scanner with trigger button and 1 m, partially coiled, cord; to be connected to the Photosynthesis Yield Analyzer MINI-PAM-II or WATER-PAM-II. Bar codes are stored together with fluorescence data

Dimensions: 9 cm (max.) x 6 cm (max.) x 16 cm (max.) (L x W x H)

Weight: 335 g