Product Overview
Technical Summary
| Parameter | Value |
|---|---|
| Measurement functions | Voltage, current, active power, reactive power, and frequency |
| Line voltage measurement | Up to 690 V between line conductors; up to 400 V between (PE)N and L at AC rated value |
| Rated current measurement | 1 A and 5 A at AC rated value |
| Voltage measurement method | RMS |
| Current measurement method | TRMS |
| Ethernet interface | 1 Fast Ethernet interface; 10 000 kbit/s; MODBUS TCP |
| Digital I/O | 1 digital input and 1 digital output |
| Power supply | 95 … 240 V AC or 110 … 340 V DC |
| Display | LCD, 54 mm x 72 mm, 4 keys |
| Connection | Ring cable lug connection at the voltage measurement inputs |
| Mounting and protection | Vertical mounting; IP65 front protection |
Applications
- Electrical measurement: Measures voltage, current, active power, reactive power, and frequency in stationary panels in closed rooms.
- Pulse or switching output: Uses the digital output for switching or pulse output functions.
Key Features
- Measurement functions: Measures voltage, current, active power, reactive power, and frequency.
- Three-phase electrical measurement: Measures up to 690 V between line conductors and up to 5 A rated current; voltage measurement supports RMS and current measurement supports TRMS.
- Ethernet communication: Provides 1 Fast Ethernet interface with MODBUS TCP and a transfer rate of 10 000 kbit/s.
- Digital I/O: Includes 1 digital input and 1 digital output with switching or pulse output function.
- Power supply: Wide-range AC/DC power supply: 95 … 240 V AC or 110 … 340 V DC.
- Installation and protection: Vertical mounting, 96 mm x 96 mm x 56 mm dimensions, IP65 front protection, and ring cable lug connection at the voltage measurement inputs.
Frequently Asked Questions
1. What does the Siemens 7KM2112-0BA00-2AA0 measure?
It measures voltage, current, active power, reactive power, and frequency.
2. What communication interface and protocol does it have?
It has 1 Fast Ethernet interface with MODBUS TCP and a transfer rate of 10 000 kbit/s.
3. What are the digital I/O quantities?
It has 1 digital input and 1 digital output. The digital output supports switching or pulse output function.
4. What supply voltage does this configuration use?
The wide-range power supply accepts 95 … 240 V AC or 110 … 340 V DC.
5. How is the device connected and mounted?
Voltage measurement inputs use ring cable lug connection, and the mounting position is vertical.
