Analog Modules
4-77
Programmable Logic Controllers S7-300 Module Data
A5E00105505-03
4.18 Analog Input Module SM 331; AI 8 x 16 bits;
(6ES7331-7NF00-0AB0)
Order number
6ES7331-7NF00-0AB0
Characteristics
The analog input module SM 331; AI 8x 16 bits has the following characteristic
features:
• 8 inputs in 4 channel groups
• Measured-value resolution 15 bits + sign (independent of integration time)
• Measurement mode selectable per channel group:
– Voltage
– Current
• Arbitrary measuring range and filter/update rate selection per channel group
• Programmable diagnostics
• Programmable diagnostic interrupt
• Two channels with limit monitoring
• Programmable hardware interrupt when limit has been exceeded
• Isolated against the backplane bus interface
• Permissible common mode voltage between channels of 50 VDC maximum
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