` CTR-25 Portable Liquid Calibration Bath
  2. Temperature Calibrators
  3. CTR-25 Portable Liquid Calibration Bath
CTR-25 Portable Liquid Calibration BathAlpha Controls & Instrumentation Inc.
CTR-25 Portable Liquid Calibration BathAlpha Controls & Instrumentation Inc.3 CTR-25 Portable Liquid Calibration BathAlpha Controls & Instrumentation Inc.3 CTR-25 Portable Liquid Calibration BathAlpha Controls & Instrumentation Inc.3

Kaye

CTR-25 Portable Liquid Calibration Bath

Ideally suited for verifications of up to 10 Kaye ValProbe or ValProbe RT Loggers, & various sized process sensors

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The Kaye CTR-25 is the latest addition to our complete line of advanced calibration dry blocks and baths designed to address the specific needs of thermal Validation. The CTR-25 was designed to address portability, capacity, speed and accuracy requirements not normally found in competitive liquid baths.

The CTR-25 is ideally suited for verifications of up to 10 Kaye ValProbe or ValProbe RT Loggers as well as various sized process sensors. Onboard firmware enables automatic real-time verification of RT (real-time ) ValProbe Loggers or manual verifications of standard ValProbe loggers. Having a portable, rugged, accurate liquid bath allows customer to easily perform periodic verifications of their Loggers which greatly minimizes risk associated with waiting for yearly factory calibrations.

• Wide temperature range from -25°C to 140°C
• Excellent stability of 0.01°C / uniformity of up to 0.02°C
• Fast heating and cooling times
• Verification of up to 10 rigid ValProbe loggers and any kind of Data Loggers
• Firmware supports automatic/manual verifications of ValProbe Loggers
• Comes with a special designed fixture to easily hold 10 loggers and one IRTD
• Compact, portable design for easy carrying or shipping (20kg/44lbs)
• Compressor free unit – operates with modern Peltier Technology
• Stainless steel casing withstands harsh sterilizing chemicals
• Universal Power Supply 110/ 240 VAC - 50/60 Hz
• Large front panel display with intuitive controls
• Large 2.5l tank with up to 6” (15.24cm) depth can accommodate wide range of sensor types

Range (at 25 °C ambient temperature) -25 °C to 140 °C (closed cover)
Accuracy (maximum permissible error) 0.1 °C
Display resolution 0.01 °
Stability 0.01 °C
Typical uniformity 0.02 °C
Repeatability 0.04 °C
Typical heating time -25 °C to 25 °C: 35 minutes
25 °C to 140 °C: 55 minutes
Typical cooling time 140 °C to 25 °C: 45 minutes
25 °C to –25 °C: 75 minutes
Typical settling time 10 minutes
General Specifications
Size Height: 382 mm (15 in)
Width: 242 mm (9.5 in)
Depth: 400 mm (15.7 in)
Weight 20 kg (44 lb)
Fluid volume 2.5 liters (0.66 gallons)
Fluid working area 75 mm x 75 mm (3 in x 3 in)
Maximum fluid depth 154 mm (6.1 in)
Factory calibration NVLAP accredited
calibration certificate included
Remote Interface RS-232 port. / USB 2.0 device port /
USB 2.0 host port
Supply Voltage 115V - 50 or 60 Hz / 230V - 50 or 60Hz
Power Consumption Max 1150 W

The CTR-25’s broad temperature range allows it to be used for calibration or verification of validation or process sensors for a wide variety of applications:
• steam-in-place process (122 °C to 140 °C)
• autoclave sterilization (121 °C to 135 °C)
• pharmaceutical bioreactors (-10 °C to 100 °C)
• storage freezers (-25 °C)



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