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Specification & Description
| Specification | Description |
|---|---|
| Part Number | 7KM2111-1BA00-3AA0 |
| Alternative Part Number | 7KM21111BA003AA0 |
| Manufacturer | Siemens |
| Category | General Automation |
| Series | SENTRON |
| Device Type | Power Monitoring Device |
| Voltage Range (Line-Line) | 500 V |
| Voltage Range (Line-Neutral) | 289 V |
| Frequency Range | 45/65 Hz |
| Protection Rating | IP20/IP65 |
| Mounting Type | Panel Mount |
| Dimensions | 96 x 56 x 96 mm |
| Weight | 459 g |
| Communication | Modbus TCP, optional Modbus RTU / PROFINET |
| Phase Type | 3-phase |
| Display | LCD, graphical, monochrome |
| Number of Keys | 4 |
| Background Colour of Display | White |
| Supported Languages | German, English, French, Spanish, Italian, Portuguese, Turkish, Chinese |
| Input Voltage (Digital Input) | 24 V DC (Rated), 13 V (Signal<1> Recognition), 8 V (Signal<0> Recognition) |
| Number of Digital Outputs | 1 |
| Number of Digital Inputs | 1 |
| Digital Output Version | Switching or pulse output function |
| Output Current | 0.2 mA (Signal <0>), 10-27 mA (Signal <1>) |
| Measuring Category | CAT III for voltage measurement, CAT II for digital signals |
| Measurable Current | 1 A and 5 A (Rated), 1-120% (Relative) |
| Current Measuring Range | Extension with external current transformers possible |
| Zero Point Suppression | For current measurement 0.1 - 10% |
| Connectable Conductor | Solid 1x (0.5 - 4 mm²), Finely stranded with core end processing 1x (0.5 - 2.5 mm²) |
The Siemens SENTRON 7KM2111-1BA00-3AA0 is a sophisticated power monitoring device designed for panel mounting, offering comprehensive measurement capabilities for electrical values in industrial and commercial power systems. This device is part of the SENTRON series, renowned for its reliability and precision in monitoring power quality and energy consumption.
With a focus on versatility, the 7KM2111-1BA00-3AA0 can measure voltage up to 500 V line-to-line and 289 V line-to-neutral, and is suitable for a frequency range of 45 to 65 Hz, making it adaptable to a variety of electrical network configurations. The unit is engineered to handle currents up to 5 A AC, and it supports both 1 A and 5 A rated current inputs, with the flexibility to extend the current measuring range using external current transformers.
The device boasts a clear LCD for displaying critical data and has four operational keys for easy navigation. It supports multiple languages on the display, catering to a global user base. Communication is facilitated through a Fast Ethernet interface supporting the MODBUS TCP protocol, with options for Modbus RTU and PROFINET, ensuring seamless integration into existing network infrastructures.
Accuracy is paramount in power monitoring, and the 7KM2111-1BA00-3AA0 delivers with its compliance to IEC62053-22 and IEC62053-23 standards for metering accuracy. It features one digital input and one digital output, providing flexibility for control and signalling purposes.
The compact design, with dimensions of 96 x 56 x 96 mm and a weight of 459 g, allows for efficient use of panel space without compromising on functionality. The unit is designed with an IP20 rating for the rear side and an IP65 rating for the front, offering protection against dust and water ingress in demanding industrial environments.
Overall, the Siemens SENTRON 7KM2111-1BA00-3AA0 is a robust and reliable solution for power monitoring, providing essential data to optimise energy usage, enhance system reliability, and support proactive maintenance strategies.
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Frequently Asked Questions
What series does this power monitoring device belong to?
This power monitoring device is part of the SENTRON series, which is known for its reliable and accurate monitoring of electrical parameters.
Can this device be panel mounted?
Yes, the device is designed for panel mounting, making it suitable for installation in control panels within closed rooms.
What type of display does this device have?
The device features an LCD display that is graphical and monochrome, providing clear visibility of measurements and device status.
Is the device capable of measuring three-phase power?
Yes, it is capable of measuring three-phase power, making it versatile for various industrial applications.
What communication protocols does the device support?
The device supports Modbus TCP as a communication protocol, with optional Modbus RTU and PROFINET available for integration into various industrial networks.
What is the voltage measurement capability of this device?
The device can measure supply voltages up to 500 V line-to-line (L-L) and 289 V line-to-neutral (L-N), accommodating a wide range of electrical systems.
What is the ingress protection rating of this device?
The front of the device has an ingress protection rating of IP65, while the rear side is rated at IP20, ensuring protection against dust and water ingress in industrial environments.
What languages does the device's display support?
The display supports multiple languages including German, English, French, Spanish, Italian, Portuguese, Turkish, and Chinese, catering to a global user base.
What is the function of the digital inputs and outputs on this device?
The digital inputs and outputs can be used for various control and signalling functions, such as pulse output for energy metering or switching signals for automation tasks.
How does this device contribute to energy management?
By accurately measuring and monitoring electrical parameters such as voltage, current, power, and energy, the device helps in identifying areas for energy savings and optimising overall energy usage.
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