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Description
Julabo CF Cryo-Compact Circulators 5.5 LiterOverview The new CF series offers compact refrigerated heating circulators. With small overall dimensions the units can even be placed on a very small surface or within a complex installation. All models offer a heating capacity of 2 kW and safety class 3 according to DIN12876 1. The maximum ambient temperature of +40C as well as ventilation air cooling allow installing the units very closely side by side with other units or directly under a fume
Overview
The new CF series offers compact refrigerated/heating circulators. With small overall dimensions the units can even be placed on a very small surface or within a complex installation. All models offer a heating capacity of 2 kW and safety class 3 according to DIN12876-1. The maximum ambient temperature of +40°C as well as ventilation air cooling allow installing the units very closely side by side with other units or directly under a fume hood. Furthermore all the models feature pump connections for external temperature applications and a bath opening for temperature control of small objects directly in the circulator bath. Wetted parts are made of high quality stainless steel or plastic. The instruments provide reliable Microprocessor electronics with high temperature stability as well as warning and safety functions.
Features:
- Ergonomic design and easy operation
- Small overall dimensions for lowest space requirement
- Splash-proof keypad
- RS232 interface for PC connection
- Adjustable high temperature cut-off
- Classification 3 according to DIN12876-1
- Pump connections for external temperature applications
- Bath opening for temperature control of small objects in the bath
- Front drain
High-tech model offers additional features that allow more precise control than economy models:
- Bright VFD display and additional interactive LCD dialog display of 3 values,warning functions, high
temperature cut-off, pump stages (resolution 0.01 °C)
- Highly precise 'Intelligent Cascade Control', automatic and self optimizing adjustment of PID control parameters
- TCF Temperature Control Features for individual optimization, additional settings for band limit, limits etc
- Absolute temperature Calibration for manual compensation of a temperature difference, 3-point calibration
- Electronically adjustable pump stages for reliable and consistent pump capacity
- Integrated programmer for the execution of time and temperature dependent profiles, 6 temp profiles with 60 steps max., with real time clock
- External Pt100 sensor connection for precise measurement
- Early warning system for low liquid level for maximum safety and for high/low temperature limits
- 3-point calibration
- RS232/RS485 interface for PC connection
Key Attributes
| Type | Stirred / Circulating Baths |
| Incubation | Yes |
| Refrigeration | Yes |
| Temp Range (°C) | Ambient -40 to 200 |
| Capacity (L) | 5.5 |
| Circulation | Internal & External |
| Brand | Julabo |
| MaxFlow Rate (l/min) | 15, 22-26 |
| Temp Stability (°C) | ±0.03, ±0.02 |
| Timer | Yes |
| Alarms | Yes |
| Digital or Mechanical | Digital |
| Data connection | Yes |
| Tank Material | Stainless Steel |
| Sample Agitation | No |
| Media Racks Available | No |
| Warranty (years) | 1 |
| Weight (lb) | 92 |
| Width (in) | 11 |
| Depth (in) | 18.1 |
| Height (in) | 18.1 |
Manufacturer Specifications
| Model No. | CF40 | CF41 |
| Model series | Economy | HighTech |
| Model # | CF40 | CF41 |
| Working temperature range (°C) | -40 ... +150 | -40 ... +200 |
| Temperature stability (°C) | ±0.03 | ±0.02 |
| Setting / display resolution | 0.1 °C | 0.01 °C |
| Integrated programmer | N/A | 6x60 steps |
| Temperature Display | LED | VFD , LCD |
| Heating capacity (kW) | 1 | 1 |
| Cooling capacity (Medium Ethanol)°C | 20, 0, -20 | 20, 0, -20 |
| Cooling capacity (Medium Ethanol) kW | 0.47, 0.4, 0.28 | 0.47, 0.4, 0.28 |
| Pump capacity flow rate (l/min) | 15 | 22-26 |
| Pump capacity flow pressure (psi) | 5.1 | 5.8-10.2 |
| Pump capacity flow suction (psi) | N/A | 2.9-5.8 |
| Bath opening / bath depth (W x L / D inch) | 7.5 x 1.2 / 7.5 | 7.5 x 1.2 / 7.5 |
| Pump connections | M16x1 | M16x1 |
| Barbed fittings diameter (inner dia. / mm) | 8 / 12 | 8 / 12 |
| Filling volume (liters) | 5.5 | 5.5 |
| Refrigerant | R404A | R404A |
| External Pt100 sensor connection | N/A | integrated |
| Digital interfaces | RS232, Optional Profibus | RS232, RS 485, Optional Profibus |
| Ambient temperature | 5...40 °C | 5...40 °C |
| Dimensions W x L x H (inch) | 11 x 18.1 x 18.1 | 11 x 18.1 x 18.1 |
| Weight (LBS) | 90 | 92 |
| Classification according to DIN12876-1 | Classification III (FL) | Classification III (FL) |
| Included with each unit | 2 each barbed fittings for tubing 8 and 12 mm inner dia. (pump connections M16x1 female). | 2 each barbed fittings for tubing 8 and 12 mm inner dia. (pump connections M16x1 female). |
| Cooling of compressor | Air | Air |
| Power requirement V / Hz / A | 115/60/16 | 115/60/16 |
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4.8 ★★★★★
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★★★★★ 5
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Format: Paperback
great
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Reviewed in the United States on September 18, 2016
★★★★★ 5
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Reviewed in the United States on October 21, 2014
★★★★★ 1
One Star
Format: Paperback
Exactly the same as the free PDF I downloaded online for my student, only this costs $26 plus tax.
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Reviewed in the United States on April 3, 2017
★★★★★ 5
A Comprehensive Guide to Python Programming for Ethical Hackers and Pentesters
Format: Paperback
Black Hat Python, 2nd Edition, is an invaluable resource that dives deep into Python programming techniques specifically tailored for ethical hackers and penetration testers. This comprehensive guide equips readers with the knowledge and tools necessary to understand and implement advanced cybersecurity concepts using the Python programming language.
One of the standout features of Black Hat Python, 2nd Edition, is its focus on practicality. The book provides real-world examples and hands-on exercises that allow readers to apply the concepts learned to practical hacking scenarios. By following along with the provided code and step-by-step instructions, readers gain a deeper understanding of how Python can be leveraged for offensive security purposes.
The book covers a wide range of topics, including network scanning, packet sniffing, exploiting vulnerabilities, building trojans, web hacking, and more. It explores various Python libraries and frameworks that are instrumental in performing these tasks effectively. The author, Justin Seitz, demonstrates a wealth of knowledge and presents complex topics in a manner that is accessible and engaging.
Black Hat Python, 2nd Edition, places a strong emphasis on ethical hacking and responsible use of the techniques discussed. It highlights the importance of obtaining proper authorization and conducting assessments within legal boundaries. This approach ensures that readers develop a strong ethical framework while honing their technical skills.
The book's organization and structure are commendable. It gradually progresses from foundational Python programming concepts to more advanced topics, allowing beginners to follow along and grasp the material. Each chapter builds upon the previous ones, creating a cohesive learning experience.
Seitz's writing style is clear, concise, and engaging, making complex concepts easier to understand. The book strikes a good balance between theoretical explanations and practical demonstrations, ensuring that readers not only comprehend the underlying concepts but also know how to apply them effectively.
One minor limitation is that due to the rapidly evolving nature of cybersecurity, some of the specific tools and techniques discussed in the book may become outdated over time. However, the foundational knowledge and programming skills gained through Black Hat Python, 2nd Edition, remain invaluable for adapting to new technologies and methodologies.
In conclusion, Black Hat Python, 2nd Edition, is a highly recommended resource for aspiring ethical hackers, pentesters, and anyone interested in cybersecurity. With its practical approach, extensive coverage of Python hacking techniques, and emphasis on ethical use, this book equips readers with the necessary skills to navigate the world of offensive security effectively. Justin Seitz's expertise and ability to explain complex topics make this book a must-have reference for anyone looking to strengthen their Python programming skills for cybersecurity purposes.
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Reviewed in the United States on June 13, 2023
★★★★★ 5
Great read for students
Format: Paperback
Studying cybersecurity, I thought "Black Hat Python, 2nd Edition" by Justin Seitz and Tim Arnold was quite helpful. This book makes difficult ideas far simpler by combining theory with practical examples. The revised material maintains it current given the cybersecurity issues of today. The practical uses it goes over, such as scraping and sniffing, which are essential skills for anyone working in the field. Whether you're brand-new or seasoned, the simple explanations make it easy to follow. Any student studying cybersecurity should not miss this book since it provides the ideal combination of knowledge and useful abilities through guided projects.
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Reviewed in the United States on June 4, 2024