Hanna Instruments-839800 25 Vial Thermo-Reactor

Hanna InstrumentsSKU: HI-839800
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Description

The Hanna Hanna Instruments-839800 thermo-reactor is an easy to use test tube heater with the capacity to perform up to 25 simultaneous digestions.


Complete with a countdown timer, it can be used for timed or infinity testing procedures.


Robust and durable, the main body is machined from a single block of metal.


Temperature within the block is controlled using a sophisticated electronic thermostat and can be verified by placing a thermometer in the temperature well provided.


The reactor is equipped with 6 pre-defined and 2 user-defined °C profiles.


Dedicated temperature profiles for COD and total phosphorus reactions are pre-set to 150°C.


The total nitrogen analysis temperature is pre-set to 105°C


In adjustable temperature mode (50 to 150°C), the heater can be used for other samples that require different digestion temperatures.


Key features:


Heater block temperature is continuously evaluated and displayed on the LCD


Low temperature alert indicates that temperature is below set value


High temperature alert warns when temperature rises above the set value


Reactor has a thermal fuse that prevents overheating by disabling the heater


Countdown timer shows time remaining until heating element shuts off


A three hour countdown timer is ideal for timed digestion


The sound of a 'beep' indicates when the timer has expired and the heating element turns off


To operate in infinity mode, the timer can be used without the shut-off feature


Visual power indication Green LED indicates power on Blinking red LED warns if heater exceeds 50°C Yellow LED indicates heating is active


For optimum safety, the block heater should always be used with a safety shield or other physical barrier placed between samples under test and operator Accessories Stainless steel test tube rack to hold 25 COD tubes


HI 740216 Bench top safety shield for use with Hanna Instruments-9800 series COD reactor/digester - Hanna Instruments-740217



Specifications











































































Temperature of Reaction 105°C or 150°C
Temperature Stability ±0.5°C
Temperature Range -10°C to 160°C
Temperature Accuracy ±2°C (@ 25°C)
Capacity 25 vials (dia 16 x 100 mm), 1 receptacle for a stainless steel reference thermometer
Warm-up Time 10 to 15 minutes, depending on selected temperature
Operating Mode timed (0 to 180 minutes) or infinity mode
Block aluminium
Environment 5 to 50°C
Power Supply Hanna Instruments-839800-02 230 Vac
Dimensions 190 x 300 x 95 mm (7.5 x 11.8 x 3.7")
Weight approximately 4.8 kg (10.6 lb)
Ordering Information Hanna Instruments-839800 is supplied with a power cable and instruction manual.
Warranty 2 years

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