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Roundfin RD-89-2 Tissue Floating Bath

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Roundfin RD-89-2 Tissue Floating Bath

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Roundfin Lab, Pathology & Blood Bank

Roundfin RD-89-2 Tissue Floating Bath

PID Control. USA Chip. Triple Temperature Control. Auto Memory and Restore. Removable Clear Dish. Drying Station.

The Roundfin RD-89-2 Tissue Floating Bath is a PID-controlled histopathology tissue-floating bath with USA-made single-chip microprocessor control, triple temperature controls, automatic memory and restore functions, a DC low-voltage illumination system, a removable transparent heating dish, and an integrated drying station. Available through Medigear.uk.

Sections

Tissue Processors

Categories

Lab, Pathology & Blood Bank

Condition

New

Origin

China

Seller Type

Certified Professional Seller

CE & ISO Certified

Global Shipping

Supplier: Medigear

The Roundfin RD-89-2 Tissue Floating Bath is an advanced histopathology tissue floating bath designed for precise, reliable, and energy-efficient tissue section flotation. It features a clear digital temperature readout, precise temperature control automatically programmed by single-chip microprocessors made in the USA, and a low-voltage DC illumination system with a removable transparent heating dish for easy operation and convenient observation during the flotation process. Medigear.uk supplies the RD-89-2 and can advise on configuration and installation.

The advanced control system is PID-controlled with triple temperature control, ensuring long lifespan, safety, reliability, and energy efficiency during sustained operation. The system is equipped with automatic memory and restoration functions: all preset temperature data are stored automatically and restored upon startup, eliminating the need to re-enter temperature settings after power cycles, power interruptions, or instrument startup at the beginning of each working day. An integrated drying station with dimensions L300×W90mm supports slide drying alongside the flotation workflow within the same instrument footprint, providing a combined flotation and drying solution.

Dimensions of the bath bowl are L350 × W220 × H450 mm. Dimensions of the drying station are L300 × W90 mm. Product size is L515×W420×H160mm. The temperature range is 0–75°C. Voltage is AC 230V/50Hz or AC 120V/60Hz. Power is 500W. Net weight is 9kg. The recommended working environment temperature is 10–35°C with relative humidity <80%. The combination of PID triple-temperature control, USA-made microprocessor precision, automatic memory and restore, DC low-voltage illumination, and a removable transparent heating dish makes the RD-89-2 the most advanced tissue-floating bath in the Roundfin range. We can provide the full specification and supply terms on request.

NHS histopathology departments, hospital diagnostic laboratories, and specialist pathology services that require an advanced, precisely controlled tissue-floating bath with automatic memory and restoration functions are the primary procurement context for the Roundfin RD-89-2 Tissue Floating Bath. The PID-controlled triple-temperature system and USA single-chip microprocessor control ensure consistently precise temperature management throughout extended working sessions, directly supporting section-quality consistency in high-volume diagnostic histopathology environments. Medigear.uk supplies the RD-89-2 and can provide NHS procurement documentation.

Immunohistochemistry laboratories, specialist staining services, and high-precision research histology units benefit from the RD-89-2's PID control with triple temperature controls, which provides the highest level of temperature precision available in the Roundfin tissue floating bath range. The automatic memory and restore function is particularly valuable for laboratories with defined, validated flotation protocols — preset temperatures are automatically restored after any power interruption without manual re-entry, supporting protocol compliance and reducing the risk of temperature-setting errors.

Medical colleges, university histology departments, and training laboratories benefit from the RD-89-2's clear digital temperature readout and the combined flotation-and-drying station design, which supports a more integrated section-preparation workflow in teaching settings. The removable transparent heating dish enables convenient cleaning and observation during flotation. Medigear.uk can advise on the procurement of RD-89-2 for teaching and research settings.

Private pathology laboratories and commercial histopathology services that require the highest level of tissue-floating bath control and convenience will find the Roundfin RD-89-2 available through Medigear.uk. The dual AC 230V/50Hz and AC 120V/60Hz voltage compatibility supports international deployment, and the DC low-voltage illumination system with a removable transparent dish provides a user-friendly operating experience. Medigear.uk can discuss RD-89-2 supply terms on request.

PID Triple Temperature Control for Maximum Precision

PID temperature control with three independent temperature sensing channels provides the most precise and stable temperature management in the Roundfin tissue floating bath range, eliminating the temperature cycling and overshooting of simpler thermostat systems. For immunohistochemistry and research applications where precise flotation temperature is directly relevant to downstream staining and antigen retrieval outcomes, PID triple control is the highest specification available.

USA Single-Chip Microprocessor for Reliable Control

The USA-made single-chip microprocessor enables sophisticated PID control algorithms, precise digital temperature display, automatic memory functions, and multi-point temperature sensing within a compact integrated control system. The manufacturer cites the US origin of the microprocessor as a marker of quality and reliability for the core control electronics.

Automatic Memory and Restore for Protocol Compliance

All preset temperature settings are automatically stored and restored after startup, eliminating manual temperature re-entry at the start of each working day and after any power interruption. For laboratories with validated flotation protocols, this automatic restore function directly supports protocol compliance and eliminates temperature-setting errors that can occur with manual re-entry.

Integrated Drying Station Within a Single Instrument

The L300×W90mm drying station is integrated into the same instrument footprint as the flotation bath, providing a combined flotation and slide drying solution without requiring a separate instrument or additional bench space. This integrated design streamlines the section preparation workflow and reduces the bench footprint of the flotation-to-drying process.

Removable Transparent Heating Dish

The removable transparent heating dish can be taken out for thorough cleaning, replacement, or observation from all angles. The transparent material allows visual inspection of bath conditions during operation, and the removable design simplifies the maintenance and hygiene management of the bath insert between uses and at session end.

DC Low-Voltage Illuminating System

The DC low-voltage illuminating system provides bright, safe internal illumination of the bath area at reduced voltage, minimising safety risks at the water surface, where the operator's hands regularly contact the water during section retrieval. DC low-voltage operation provides consistent illumination without the concerns of higher-voltage systems in a water-contact environment.

0–75°C Range with Digital Readout

The 0–75°C temperature range, with a clear digital readout, covers all standard histopathology paraffin section flotation temperatures with substantial headroom, and the digital display provides precise temperature monitoring throughout the working session.

Dual Voltage for International Deployment

AC 230V/50Hz and AC 120V/60Hz dual-voltage support enables deployment in both European and North American electrical environments, facilitating international procurement and laboratory deployment without voltage conversion.

PID-Controlled Triple Temperature Control

Three independent temperature controls with a PID algorithm—maximum temperature precision and stability across working sessions.

USA Single-Chip Microprocessor

Precise, reliable temperature control electronics. Enables automatic memory, PID algorithms, and digital display.

Automatic Memory and Restore

All preset temperatures are stored automatically. Restored at startup without manual re-entry after power cycles.

Integrated Drying Station: L300×W90mm

Combined flotation and slide drying in one instrument. Streamlines the section preparation workflow.

Removable Transparent Heating Dish

Easy cleaning and replacement. Transparent for clear visual observation during flotation.

DC Low-Voltage Illuminating System

Safe, bright internal illumination at the water surface. Clear section visibility during flotation.

Temperature Range: 0–75°C

Full histopathology flotation range with digital readout. PID precision across the full operating range.

Product Size: L515×W420×H160mm, 9kg

Benchtop footprint accommodating both a flotation bath and a drying station.

Dual Voltage: AC 230V/50Hz, AC 120V/60Hz

International electrical compatibility without a voltage converter.

Power: 500W

Sufficient for both flotation bath heating and integrated drying station operation.

Recommended Environment: 10–35°C, <80% RH

Standard laboratory operating environment specifications.

CE Certified, 1-Year Warranty

Medical device certification supporting NHS and institutional procurement governance.

The Roundfin RD-89-2 Tissue Floating Bath is a PID-controlled histopathology tissue floating bath suited to NHS histopathology departments, hospital diagnostic laboratories, immunohistochemistry services, specialist staining laboratories, university teaching facilities, and commercial pathology services requiring advanced temperature precision, automatic memory and restore after power cycles, triple PID temperature control, and a combined flotation and drying station in a single instrument for efficient and reliable histopathology section preparation. Its USA-made single-chip microprocessor control, 0–75°C operating range, DC low-voltage illumination system, removable transparent dish, CE certification, and dual-voltage support deliver an advanced tissue flotation solution. Contact Medigear.uk for specifications, pricing, or expert procurement assistance.

FAQ

Frequently Asked Questions

Everything buyers need to know about sourcing medical equipment through MediGear.

PID (Proportional-Integral-Derivative) control is a feedback-based temperature regulation method that continuously adjusts the heating output based on the difference between the set target temperature and the actual current temperature, eliminating the overshooting and temperature cycling that simpler on/off thermostat systems produce. In tissue section flotation, temperature stability is directly relevant to section quality. If the bath temperature overshoots or cycles significantly around the target temperature, sections may be exposed to temperatures that damage antigen-retrieval properties or cause incomplete flattening. The RD-89-2's PID control provides the most stable, precise temperature management available in the Roundfin tissue floating bath range.

The RD-89-2 is equipped with triple temperature controls — three independent temperature sensing and control mechanisms working together within the PID system. Triple temperature control provides redundancy and enhanced precision: multiple sensors allow the system to detect and compensate for temperature gradients across the bath surface, and redundant controls ensure continued safe operation if any single temperature sensor fails. This triple-control architecture directly contributes to the instrument's long lifespan, safety, and reliability, as cited by the manufacturer.

The automatic memory function stores all preset temperature data in the system's non-volatile memory, and the restore function automatically retrieves and applies this stored data when the instrument is powered on. This means the histotechnician does not need to re-enter the target flotation temperature at the start of each working day or after any power interruption — the instrument automatically restores the last programmed settings. This feature saves time, prevents errors from incorrect temperature re-entry, and supports protocol compliance in laboratories with validated flotation temperatures.

The temperature control system of the RD-89-2 is managed by a single-chip microprocessor manufactured in the US. The manufacturer cites the use of a US-made microprocessor as a marker of quality and reliability in the control electronics. Single-chip microprocessor control enables sophisticated PID temperature algorithms, digital temperature display, automatic memory functions, and multi-point temperature sensing within a compact, integrated control system.

The DC low-voltage illuminating system provides internal illumination of the bath area using a direct current, low-voltage lamp. DC low-voltage operation reduces electrical safety risk at the water surface — important for a water-based instrument where the operator's hands regularly contact the water during section retrieval. The low-voltage system provides bright, consistent illumination for clear observation of floating sections, without the safety concerns associated with higher-voltage illumination at the point of water contact.

The RD-89-2 has a removable transparent heating dish — the bath insert that contains the water during flotation. The transparent material allows observation of the heating element and water conditions from below and from the sides, and the removable design allows the dish to be removed for thorough cleaning between uses or replacement if required. The transparent dish also provides a clear visual of the bath surface and floating sections from all angles.

The drying station (L300×W90mm) is an integrated heated surface adjacent to the flotation bath, designed to dry mounted slides after section pick-up from the bath. Having both the flotation bath and drying station within the same instrument footprint (L515×W420×H160mm) supports a more integrated section preparation workflow, reducing the bench space required for separate flotation and drying equipment and keeping both process stages within a single workstation.

The RD-89-2 is the more advanced instrument: it adds PID triple-temperature control (vs the basic thermostat on the RD-89-1), USA microprocessor control, automatic memory and restore, integrated drying station, DC low-voltage illumination, and a removable transparent dish. The RD-89-1 offers room temperature to 100°C (a wider range than RD-89-2's 0–75°C) and is significantly lighter (3.5kg vs 9kg), with a smaller footprint and lower power (300W vs 500W). The RD-89-1 prioritises contrast viewing and a wide temperature range; the RD-89-2 prioritises control precision and workflow integration. Medigear.uk can advise on model selection.

The RD-89-2 operates from 0°C to 75°C, covering the full range of standard histopathology paraffin section flotation temperatures (typically 37–50°C) with substantial headroom above. The precise 0°C lower limit and the PID control system together support highly accurate temperature setting across the full range.

The RD-89-2 is CE certified, supporting NHS and institutional procurement governance requirements. Medigear.uk can provide CE certification documentation on request.