Overview

This section contains the following topics:

Scope

This guide intends for properly trained service personnel and technicians who need to install the DMF Recorder Node Appliance.

CAUTION: Only qualified or trained personnel should install, service, or replace this equipment.

Obtaining Technical Assistance

All customers, partners, resellers, or distributors holding a valid Arista Service Contract can obtain technical support in any of the following ways:

  • Email: This email address is being protected from spambots. You need JavaScript enabled to view it.

    Include a detailed problem description and the “show tech-support” output.

  • Web: https://www.arista.com/en/support

    Create a support case through the support portal on our website. You may also download the most current software and documentation and view FAQs, Knowledge Base articles, Security Advisories, and Field Notices.

  • Phone: +1 866-476-0000 or +1 408-547-5502

Specifications

The following appliance specifications table lists the DMF Recorder Node Appliances information.
Figure 1. System Dimensions
Table 1. System Specifications
System Dimensions
Xa 482.0 mm (18.97 inches)
Xb 434.0 mm (17.08 inches)
Y 86.8 mm (3.41 inches)
Za 35.84 mm (1.41 inches) (with bezel)

22 mm (0.87 inches) (without bezel)
Zb 650.24 mm (25.6 inches) (Ear to rear wall)
Zc 685.78 mm (26.99 inches) (Ear to PSU handle)
The following table shows the unit weight specifications with all drives/SSDs installed.
Table 2. Weight Specifications
System Configuration Maximum weight (with all drives/SSDs)
12 x 3.5 inch 28.82 kg
8 x 3.5 inch 25.84 kg
8 x 2.5 inch 21.56 kg
The following table shows the power supply specifications.
Table 3. Power Specifications
Power Draw Specifications
Power Draw (Typical) 550 W AC Platinum 50/60 Hz 100 240 V AC, auto-arranging
Power Draw (Typical) 450 W AC Bronze 50/60 Hz 100 240 V AC, auto-arranging
The following table shows the optimal working temperature specifications.
Table 4. Temperature Specifications
Temperature Specifications
Non-operational -40°C to 65°C (-40°F to 149°F)
Temperature ranges (For Altitude <900 meters or 2953 feet) 5°C to 45°C (41°F to 113°F) with no direct sunlight on the equipment.
Maximum temperature gradient (operating and non-operational) 20°C in an hour* (36°F in an hour) and 5°C in 15 minutes (9°F in 15 minutes), 5°C in an hour* (9°F in an hour) for tape hardware
The following table shows the relative humidity specification during operations and storage.
Table 5. Relative Humidity Specifications
Relative Humidity Specifications
Non-operational 5% to 95% RH with 27°C (80.6°F) maximum dew point. The atmosphere must be non-condensing at all times.
Operational 8% RH with -12°C (10.4°F) minimum dew point to 90% RH with 24°C (75.2°F) maximum dew point. Non-condensing at all times.
The following table shows the maximum vibration specifications during operations and storage.
Table 6. Maximum Vibration Specifications
Maximum Vibration Specifications
Operating 0.21 Grms at 5 Hz to 500 Hz for 10 minutes (all operational orientation)
Storage 1.88 Grms at 10 Hz to 500 Hz for 15 min (all six sides tested)
The following table shows the maximum shock specifications during operations and storage.
Table 7. Maximum Shock Specifications
Maximum Shock Specifications
Operating 6 G six consecutively shock pulses in the positive and negative x, y, and z axes up to 11 ms.
Storage 71 G six consecutively shock pulses in the positive and negative x, y, and z axes (one pulse on each side of the system) up to 2 ms.
The following table shows the maximum altitude specifications during operations and storage.
Table 8. Maximum Altitude Specifications
Maximum Altitude Specifications
Operational 3050 m (10,006 ft)
Non-operational 12,000 m (39,370 ft)
The following table shows the standard operating temperature during operations and storage.
Table 9. Standard Operating Temperature
Standard Operating Temperature Specifications
Continuous operation (for altitude less than 950 m or 3117 ft). 10°C to 35°C (50°F to 95°F) with no direct sunlight on the equipment.
The following table shows the expanded operating temperature during operations and storage.
Table 10. Standard Operating Temperature
Expanded Operating Temperature Specifications
Continuous operation

5°C to 40°C at 5% to 85% RH with 29°C dew point.

Note: Outside the standard operating temperature (10°C to 40°C), the system can operate continuously in temperatures as low as 5°C and as high as 40°C.
1% of annual operating hours

-5°C to 45°C at 5% to 90% RH with 29°C dew point.

Note: Outside the standard operating temperature (10°C to 40°C), the system can operate down to -5°C or up to 45°C for a maximum of 1% of its annual operating hours.

For temperatures between 40°C and 45°C, de-rate maximum allowable temperature by 1°C per 125 m above 950 m (1°F per 228 ft).

Expanded operating temperature restrictions

  • Do not perform a cold startup below 5°C.
  • The operating temperature specified is for a maximum altitude of 3048 m (10,000 ft).
  • 105 W/4C, 115 W/6C, 130 W/8C, 140 W/14C or higher wattage processor (TDP>140 W) are not supported.
  • A redundant power supply configuration is required.
  • Non-Arista qualified peripheral cards and/or peripheral cards greater than 25 W are not supported.NVMe drives are not supported.
  • Apache Pass DIMM and NVDIMM are not supported.
The following table shows the operating temperature derating specifications.
Table 11. Operating Temperature Derating Specifications
Operating Temperature Derating Specifications
Up to 35°C (95°F) Maximum temperature is reduced by 1°C/300 m (1°F/547 ft) above 950 m (3,117 ft).
35°C to 40°C (95°F to 104°F) Maximum temperature is reduced by 1°C/175 m (1°F/319 ft) above 950 m (3,117 ft)
40°C to 45°C (104°F to 113°F) Maximum temperature is reduced by 1°C/125 m (1°F/228 ft) above 950 m (3,117 ft).