Product Overview
Technical Summary
| Parameter | Value |
|---|---|
| Measurement functions | Voltage, current, active power, reactive power and frequency |
| Voltage measurement | Up to 277 V between (PE)N and L; up to 480 V between line conductors at AC |
| Current measurement | 5 A AC rated value; measurable range 10 % to 120 % |
| Digital inputs | 2, self-supplied, screw-type terminals |
| Digital outputs | 2, bidirectional, switching or pulse output function |
| Communication transfer rate | 4.8 kbit/s to 38.4 kbit/s |
| Power supply | 100 … 240 V AC or 110 … 250 V DC |
| Display | White LCD, 4 keys |
| Protection | IP65 on the front |
| Mounting | Vertical; installation depth 51 mm |
Applications
- Electrical measurement: Measures voltage, current, active power, reactive power and frequency.
- Energy measurement: Measures active and reactive energy.
- Digital signal handling: Uses 2 digital inputs and 2 digital outputs for switching or pulse output functions.
Key Features
- Electrical measurement: Measures voltage, current, active power, reactive power and frequency; voltage and current measurement use TRMS.
- Voltage measurement ranges: Measures up to 277 V between (PE)N and L and up to 480 V between line conductors at AC; external voltage transformers can extend the range.
- Digital I/O: Has 2 self-supplied digital inputs and 2 bidirectional digital outputs; the outputs support switching or pulse output functions.
- Display and communication: Uses a white LCD with 4 keys and supports Modbus RTU transfer rates from 4.8 kbit/s to 38.4 kbit/s.
- Power supply and terminals: Has a wide-range AC/DC power supply: 100 … 240 V AC or 110 … 250 V DC. Measurement inputs and digital I/O use screw-type terminals.
- Installation and protection: Size 96 device with 96 mm height, 96 mm width, 56 mm depth and 51 mm installation depth; vertical mounting and IP65 front protection.
Frequently Asked Questions
1. What does the Siemens 7KM3133-0BA00-3AA0 measure?
It measures voltage, current, active power, reactive power, frequency, active energy and reactive energy.
2. What voltage can this measuring device measure?
It measures up to 277 V between (PE)N and L and up to 480 V between line conductors at AC. External voltage transformers can extend the voltage measuring range.
3. How many digital inputs and outputs does it have?
It has 2 self-supplied digital inputs and 2 bidirectional digital outputs. The outputs support switching or pulse output functions.
4. What supply and connection does it use?
The wide-range power supply accepts 100 … 240 V AC or 110 … 250 V DC. Measurement inputs and digital I/O use screw-type terminals.
