Hanna Instruments HI-839800 test tube heater

Description

COD Test Tube Heater with 25 Vial Capacity

The HI839800 thermo-reactor is made of sturdy materials and has a vial capacity of up to 25 simultaneous digestions.

• 3 Predefined Temperature Programs3
· 105 °C for total nitrogen digestion
· 150 °C for COD and total phosphorous reactions
· 170 °C for rapid method digestion
• Built-in Countdown Timer
· A timer of up to 180 minutes is included for applications
that require timed digestions. When this feature is
enabled, a beep is heard and the heating element
turns off at the end of the set time period.
• Status Indicator Lights
· POWER (power on)
· HOT (hot surface warning)
· HEATING (heating in progress)
• Overheating Prevention
· A thermal fuse in the reactor prevents overheating
by turning off the heating element.
• Reference Temperature Well
· A small temperature well can accommodate a temperature
probe, useful for verifying the heating block.
• Two Operating Modes
· Idle mode is the default mode in which the instrument
displays the heater block current temperature, the target
temperature, set reaction time and “IdLE” message.
· Heating mode is activated by the START key. The
reactor starts heating to the set temperature. When the
temperature is reached and stable, a beep alerts the user
that the vials can be inserted into the heater block.
• Continuous LCD Display
· The temperature is continuously displayed on the LCD even
when there is no active temperature program running.
• Error Messages
· Displayed messages alert users to problems including high or
low temperature, hot surface, or heating system malfunction

Order Information: HI-839800 is supplied HI839800-02 (230V) is supplied with power cable, instrument quality certificate, quick reference guide with QR code and URL link for manual download.

* Reactor displays outside temperature range of 20 – 30 °C and 170 – 180 °C. Values below 20 °C  and above 180 °C  are not displayed.

Specifications