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Specification & Description
| Specification | Description |
|---|---|
| Part Number | 6ES7331-7KB02-0AB0 |
| Alternative Part Number | 6ES73317KB020AB0 |
| Manufacturer | Siemens |
| Category | PLC Systems |
| Family | Simatic S7 |
| Supply Voltage | 24V DC |
| Reverse Polarity Protection | Yes |
| Input Current (from load voltage L+, max.) | 80 mA |
| Input Current (from backplane bus 5V DC, max.) | 50 mA |
| Power Loss (typical) | 1.3 W |
| Number of Analog Inputs | 2 |
| Number of Analog Inputs for Resistance | 1 |
| Permissible Input Voltage (destruction limit) | 20 V (continuous); 75 V for max. 1 s (mark to space ratio 1:20) |
| Permissible Input Current (destruction limit) | 40 mA |
| Input Ranges | Voltage, Current, Thermocouple, Resistance thermometer |
| Diagnostics | Yes |
| Group Error | Yes |
| Diagnostics Indication LED (Group error SF) | Yes (red) |
| Galvanic Isolation (analog inputs) | No (between channels); Yes (between channels and backplane bus) |
| Isolation (checked with) | 500 V DC |
| Required Front Connector | 20-pin |
| Dimensions (Width x Height x Depth) | 40 mm x 125 mm x 120 mm |
| Weight (approx.) | 250 g |
The Siemens 6ES7331-7KB02-0AB0 is a high-quality analogue input module from the renowned Simatic S7-300 series. This module is optically isolated and features two analogue inputs, offering 9/12/14 bits resolution. It supports a variety of input types including voltage, current, thermocouple, and resistance.
The module operates with a load voltage of 24V DC and has reverse polarity protection for added safety. It has a maximum input current of 80mA from the load voltage and 50mA from the backplane bus 5V DC. The typical power loss is a mere 1.3W, making it an energy-efficient choice for your PLC system.
The 6ES7331-7KB02-0AB0 is designed with a 20-pin front connector and allows for removal and insertion with the backplane bus. It measures 40mm in width, 125mm in height, and 120mm in depth, and weighs approximately 250g.
This Siemens analogue input module is a reliable and versatile component, designed to meet the demands of a wide range of industrial automation applications. It is manufactured in Germany, ensuring the highest standards of quality and performance.
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Frequently Asked Questions
What is the input voltage range for this analog input module?
The Siemens 6ES7331-7KB02-0AB0 analog input module has a rated load voltage of 24V DC.
Does this module have reverse polarity protection?
Yes, the Siemens 6ES7331-7KB02-0AB0 module has reverse polarity protection.
How many analog inputs does this module support?
The Siemens 6ES7331-7KB02-0AB0 module supports 2 analog inputs.
What types of input signals can this module handle?
The Siemens 6ES7331-7KB02-0AB0 module can handle voltage, current, thermocouple, and resistance thermometer input signals.
What is the resolution of the analog inputs?
The Siemens 6ES7331-7KB02-0AB0 module has a resolution of 9/12/14 bits.
Does this module have galvanic isolation?
Yes, the Siemens 6ES7331-7KB02-0AB0 module has galvanic isolation between the channels and the backplane bus.
What is the power loss for this module?
The typical power loss for the Siemens 6ES7331-7KB02-0AB0 module is 1.3W.
What are the dimensions of this module?
The Siemens 6ES7331-7KB02-0AB0 module has dimensions of 40mm width, 125mm height, and 120mm depth.
What is the approximate weight of this module?
The Siemens 6ES7331-7KB02-0AB0 module has an approximate weight of 250g.
What type of front connector is required for this module?
A 20-pin front connector is required for the Siemens 6ES7331-7KB02-0AB0 module.
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