Product Overview
Technical Summary
| Product designation | SIMATIC S7-300 analog input SM 331, isolated |
|---|---|
| Analog inputs | 8 |
| Resolution | 9/12/14 bits |
| Input types | Voltage, current, thermocouple, resistance thermometer, resistance |
| Load voltage L+ | Rated value (DC): 24 V |
| Front connector | 20-pin |
| Diagnostics | Parameterizable diagnostics; readable diagnostic information |
| Alarms | Parameterizable diagnostic alarm and limit value alarm |
| Potential separation | Between channels and backplane bus; between channels and electronics power supply |
| Product lifecycle | Product cancellation |
Key Features
- Product designation: SIMATIC S7-300 analog input SM 331, isolated; product cancellation.
- Analog inputs: 8 analog inputs with 9/12/14-bit resolution; supports voltage, current, thermocouple, resistance thermometer, and resistance input ranges.
- Supply and protection: Load voltage L+ rated value (DC): 24 V; reverse polarity protection: Yes.
- Connection and mounting dimensions: Required front connector: 20-pin. Dimensions: 40 mm width, 125 mm height, and 117 mm depth.
- Diagnostics and alarms: Diagnostics function: Yes, parameterizable. Diagnostic alarm and limit value alarm: Yes, parameterizable.
- Isolation: Analog inputs have no potential separation between channels, and have potential separation between channels and the backplane bus and electronics power supply; isolation tested with 500 V DC.
Applications
- Analog signal measurement: The module supports voltage, current, thermocouple, resistance thermometer, and resistance measurement.
- Diagnostic monitoring: The module provides parameterizable diagnostics and readable diagnostic information.
- Limit and diagnostic alarming: The module provides parameterizable diagnostic alarms and limit value alarms.
Frequently Asked Questions
What identifies Siemens 6ES7331-7KF02-0AB0?
It identifies a SIMATIC S7-300 analog input SM 331 with isolated 8 AI, 9/12/14-bit resolution, and voltage, current, thermocouple, resistance thermometer, and resistance input capability.
Which specifications should be checked when verifying this MLFB?
Check the complete 6ES7331-7KF02-0AB0 code, 8 AI, 9/12/14-bit resolution, supported input types, 20-pin front connector, and 40 mm x 125 mm x 117 mm dimensions.
Does the listed configuration include a 20-pin front connector?
The required front connector is 20-pin.
What details are needed for a quotation?
Provide the exact 6ES7331-7KF02-0AB0 order number, required quantity, and destination.
