Product Overview
Technical Summary
| Product type | SIMATIC S7-300 analog input SM 331 spare part |
|---|---|
| Analog inputs | 6, isolated between channels in groups of 1 |
| Supported signals | Thermocouples B, C, E, J, K, L, N, R, S, T, U and TXK/TXK(L) to GOST; voltage |
| Resolution | Max. 16 bit including sign; two's complement |
| Voltage input ranges | -1 V to +1 V; -250 mV to +250 mV; -50 mV to +50 mV; -500 mV to +500 mV; -80 mV to +80 mV |
| Load voltage L+ | 24 V DC rated; reverse polarity protection |
| Integration time | Parameterizable; basic conversion time 30 / 50 / 60 / 300 ms |
| Signal encoder connection | Voltage measurement supported |
| Front connector | Required, 40-pin |
| Lifecycle | Product cancellation |
Key Features
Has 6 analog inputs with channel-to-channel potential separation in groups of 1, plus separation from the backplane bus and electronics power supply.
Supports thermocouple types B, C, E, J, K, L, N, R, S, T, U and TXK/TXK(L) to GOST; the voltage input range includes -1 V to +1 V, -250 mV to +250 mV, -50 mV to +50 mV, -500 mV to +500 mV and -80 mV to +80 mV.
Resolution with overrange is max. 16 bit including sign, using two's complement; integration time is parameterizable.
Load voltage L+ is 24 V DC rated, with reverse polarity protection; diagnostics, channel-by-channel diagnostic alarms, parameterizable limit alarms and hardware interrupts are supported.
Requires a 40-pin front connector. Dimensions are 40 mm width, 125 mm height and 120 mm depth; weight is approx. 272 g.
Product cancellation.
Frequently Asked Questions
What exact line item is 6ES7331-7PE10-0AB0?
It is a SIMATIC S7-300 analog input SM 331 spare part with 6 isolated analog inputs.
Which signal types does this module support?
It supports voltage measurement and thermocouple types B, C, E, J, K, L, N, R, S, T, U and TXK/TXK(L) to GOST.
What connector and supply does the configuration require?
It requires a 40-pin front connector and has a 24 V DC rated load voltage L+ with reverse polarity protection.
What should I provide for a quotation for this line item?
Provide the requested quantity, destination, schedule context and any additional BOM lines for the project quotation.
