Analog Modules
4-97
Programmable Logic Controllers S7-300 Module Data
A5E00105505-03
4.20 Analog input module
SM 331; AI 8 x 14 bits High Speed; synchronous;
(6ES7331-7HF0x-0AB0)
Order number
6ES7331-7HF00-0AB0 resp.
6ES7331-7HF01-0AB0
Characteristics
The SM 331; AI 8 x 14 bits High Speed has the following features:
• 8 inputs in 4 channel groups
• Measured-value resolution: 13 bits + sign
• Measuring method selectable per channel group:
– Voltage
– Current
• Arbitrary measuring range selection per channel group
• Programmable hardware interrupt
• Programmable diagnostics
• Programmable diagnostic interrupt
• Two channels with limit monitoring
• Programmable hardware interrupt when limit has been exceeded
• Supports clocked operation
• Isolated against the backplane bus interface
• Isolated against the load voltage (not for 2-wire transducers)
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