Product Overview
Technical Summary
| Parameter | Value |
|---|---|
| Measurement functions | Voltage, current, active power, reactive power, and frequency measurement |
| Voltage measurement range | 40 V to 346 V AC between (PE)N and L; 70 V to 600 V AC between line conductors |
| Rated voltage values | 289 V AC between (PE)N and L; 500 V AC between line conductors |
| Rated current values | 1 A and 5 A AC |
| Current measurement range | 10 % to 120 % |
| Communication interface | 1 Fast Ethernet interface, MODBUS TCP, 10 000 kbit/s |
| Supply | DC 22 … 65 V +/- 10 % |
| Display | LCD, 54 mm x 72 mm, 4 keys |
| Digital I/O | 1 digital input and 1 digital output |
| Mounting | Vertical; installation in stationary panels in closed rooms |
| Front protection | IP65 |
Applications
- Electrical measurement: Measures voltage, current, active power, reactive power, and frequency.
- Energy measurement: Measures active and reactive energy.
Key Features
- Measurement functions: Measures voltage, current, active power, reactive power, and frequency.
- 3-phase electrical measurement: Measures line-to-neutral voltage from 40 V to 346 V and line-to-line voltage from 70 V to 600 V AC; rated values are 289 V and 500 V.
- Current measurement: Supports rated current values of 1 A and 5 A, with a measurable range of 10 % to 120 % and extension using external current transformers.
- Communication interface: Has 1 Fast Ethernet interface with a transfer rate of 10 000 kbit/s and MODBUS TCP support.
- Display and digital I/O: Has a 54 mm x 72 mm LCD, 4 keys, 1 digital input, and 1 digital output with switching or pulse output function.
- Supply and installation: Uses a DC 22 … 65 V extra-low voltage power supply, has screw terminals, mounts vertically, and has IP65 protection on the front.
Frequently Asked Questions
1. What does the Siemens 7KM2111-1BA00-3AA0 measure?
It measures voltage, current, active power, reactive power, frequency, active energy, and reactive energy.
2. Which communication interface and protocol does it have?
It has 1 Fast Ethernet interface with a transfer rate of 10 000 kbit/s and supports MODBUS TCP.
3. What voltage and current ranges should be checked?
The voltage range is 40 V to 346 V AC between (PE)N and L and 70 V to 600 V AC between line conductors. Rated current values are 1 A and 5 A AC, with a measurable range of 10 % to 120 %.
4. What are the supply and mounting details?
The supply is DC 22 … 65 V +/- 10 %. The device mounts vertically, uses screw terminals, and has IP65 protection on the front.
