SMA Data Protocol Serial Master Driver

Compatible Devices

• SMA devices with RS485 option supporting SMA protocol [sma | Word]

Verified Device

• Sunny Island 2224 [sma | Word]

Overview

• Data must be collected on startup/download
• Initialization may take minutes per device
• Only channel data is supported
• Time depends on:
  • Baud rate
  • Number of parameters [sma | Word]

Device Configuration

Fallback Address

• Secondary device used if primary fails
• Automatically switches back when primary recovers [sma | Word]

Polling Interval

• Defines minimum time between polls
• Used to manage load in multi-device systems [sma | Word]

Tag Creation

• Supported import formats:
  • .suo (Sunny Online Data)
  • .csv
• Created tags:
  • Stored under device name
  • Default type: Signed Integer

  • Can be changed to:

    Floating Point
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Parameter Management

[sma | Word]

Accessing Data

• Parameters required before use
• All parameters:
  • Read-only
• Write support:
  • Not available (contact support if needed) [sma | Word]

Cable Information

[sma | Word]

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