Products > Precision Marine Temperature Calibration Baths > Ultra-Precision Seawater Bath

Ultra-Precision Seawater Bath

Model: AT-1000

The AT-1000 is specifically engineered for the calibration and value transfer of oceanographic sensors. Its titanium alloy bath uses seawater as the working medium, featuring a workspace diameter of 550 mm (21.65 inches) and an exceptional depth of 900 mm (35.43 inches). The near-1-meter bath depth enhances temperature stability performance, while the integrated thermostat minimizes environmental temperature interference. Combined with MPtest's jet-stream agitation technology and a high-precision temperature control system, it achieves a temperature stability of ±0.0003°C at 2°C. Equipped with MPtest's proprietary rapid cooling technology, the bath enables fast temperature reduction, making it ideal for high-throughput calibration of multiple probes in marine sensor manufacturing and R&D applications.

  • Specifications

  • Operating Temperature Seawater: -1.5 ℃ to 50 ℃ (29.3°F to 122°F)
    Seawater Salinization: -5 ℃ to 50 ℃ (23°F to 122°F)
    Working Area Diameter 550mm (21.6"), Depth 900mm (35.4")
    Wetted Parts Titanium Alloy
    Liquid Volume Approximately 300 liters (79.25 gal)
    Stirring Method Jet stirring, three-speed adjustable
    Temperature Control Method Fully digital PID control
    Display Resolution 0.0001 ℃
    Temperature Stability ±0.0003 ℃ /10min at 2 ℃ (35.6°F) to 35 ℃ (95°F)
    Temperature Uniformity ±0.0005 ℃ at 2 ℃ (35.6°F) to 35 ℃ (95°F)
    Heating Time 120 minutes from 25°C(77°F) to 40°C(104°F)
    Cooling Time 90 minutes from 25°C(77°F) to 5°C(41°F)
    Operating Voltage 220VAC±10% , 60Hz (Customizable Technical Specifications)
    Rated Power Approximately 6500W
    Dimensions 680mm (26.8") x 820mm (32.3") x 1600mm (63")
    Net Weight Approximately 150 kg (330.7 lb)

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