Sierra 840, 860, 830 instruction manual Appendix B Product Specifications, Operating Specifications

Models: 840 830 860

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Series 830/840/860 Instruction Manual

Appendix B Specifications

 

 

Appendix B Product Specifications

Operating Specifications

Gases

All clean gases; specify when ordering

Mass Flow Rates

0 to 10 sccm to 0 to 5600 slpm; flow ranges specified are for an equiva-

 

lent flow of nitrogen at 760 mm Hg and 21°C (70°F); other ranges in

 

other units are available (e.g. scfh or nm3/h)

Gas Pressure

1000 psig (68.9 barg) maximum for low flow bodies only;

 

500 psig (34 barg) maximum; 30 psig (2 barg) optimum

Gas & Ambient Temperature

32° to 122°F (0 to 50°C); higher available on special order

 

Leak Integrity

5 X 10-9atm cc/sec of helium maximum

Pressure Drop

830/860M (low) .......0.08 psi (0.006 bar or 6 cm of water) differential max;

 

15 slpm: 1.5 psi (0.20 bar or 1.5 cm of water) differential max

 

830/860M (med)......0.08 psi (0.006 bar or 6 cm of water) differential max;

 

100 slpm: 1.5 psi (0.20 bar or 1.5 cm of water) differential

 

max

 

830/860M (high)......0.08 psi (0.006 bar or 6 cm of water) differential max;

 

300, 400 and 500 slpm: 2 psi (0.15 bar or 140 cm of water)

 

differential maximum

 

830 NPT ..................1.5 psi (0.20 bar or 1.5 cm of water) differential maximum

Differential Pressure Requirements

 

840/860C (low)........5 to 50 psi (1.0 to 3.4 bar) differential standard;

 

30 psi (2.1 bar) differential optimum; lower (10 Torr mini-

 

mum)

 

or higher (100 psi maximum) ∆P available on special order

 

840/860C (med) ......20, 30 and 50 slpm: 5 to 50 psi (1.0 to 3.4 bar) differential;

 

100 slpm: 15 to 50 psi (1.0 to 2.8 bar) differential standard;

 

30 psi (2.1 bar) differential optimum; lower or higher ∆P

 

available on special order

 

840/860C (high) ......100 and 200 slpm: 10 to 50 psi (1.0 to 3.4 bar) differential;

 

300, 400 and 500 slpm: 10 to 40 psi (0.7 to 2.8 bar) differ-

 

ential

 

standard; 30 psi (2.1 bar) differential optimum; lower or

 

higher

 

∆P available on special order

 

840 (NPT)................10 to 50 psi (0.7 to 3.4 bar) differential standard;

 

30 psi (2.1 bar) differential optimum; lower or higher ∆P

 

available on special order

Power Requirements

830/860M ................+ 15 VDC @ 80 mA, 1.2 watts and -15 VDC @ 10 mA, 0.15

 

watts

 

840/860C (low)........+15 VDC @ 80 mA, 1.2 watts and -15 VDC @ 175 mA, 2.6

 

watts

 

840/860C (med) ......+15 VDC @ 220 mA, 3.0 watts and -15 VDC @ 175 mA, 2.6

 

watts

IM-83/84/86-H

B-1

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Sierra 840, 860, 830 instruction manual Appendix B Product Specifications, Operating Specifications

840, 830, 860 specifications

The Sierra 860, 830, and 840 are a series of rugged outdoor laptops designed for professionals who require reliable and powerful computing solutions in challenging environments. These laptops combine advanced technologies and robust construction to meet the demands of various fields, including engineering, military, field services, and outdoor research.

One of the standout features of the Sierra series is its rugged design. Constructed with military-grade materials, these laptops are highly resistant to shock, vibration, and extreme temperatures. They have undergone rigorous testing according to MIL-STD-810G standards, which ensures they can withstand harsh conditions whether in the field or during transport. Additionally, the IP65 rating guarantees protection against dust and water exposure, making them invaluable for professionals working in inclement weather or dusty environments.

The Sierra 860, 830, and 840 are powered by high-performance processors, delivering fast and efficient processing capabilities. Equipped with the latest Intel Core processors, including i5 and i7 options, these laptops can handle demanding applications and multitasking with ease. The robust memory options, ranging from 8GB to 32GB, ensure smooth performance for memory-intensive tasks.

Display quality is another critical aspect of these laptops. The Sierra series features high-resolution screens that offer bright, vivid colors and sharp details, making them ideal for tasks requiring precision, such as drafting and design work. The touch-enabled displays enhance user interaction, providing convenience in outdoor settings where traditional input methods may be challenging.

The Sierra laptops also include a comprehensive array of connectivity options, ensuring seamless integration with various devices. With multiple USB ports, HDMI output, and optional mobile broadband, users can easily connect to peripherals, transfer data, and maintain communication. The inclusion of enterprise-level security features, including biometric scanners and encrypted storage, ensures sensitive data remains protected.

Battery life is another crucial factor in fieldwork, and the Sierra series excels in this area. With long-lasting batteries, these laptops can operate for extended periods without needing a recharge, making them perfect for long outdoor excursions or remote job sites.

In summary, the Sierra 860, 830, and 840 combine ruggedness, high performance, and extensive connectivity options, making them exceptional computing solutions for professionals in various challenging environments. Their advanced technologies and robust constructions ensure they can tackle the demands of outdoor work while maintaining reliability and efficiency.