Product Overview
Technical Summary
| Parameter | Value |
|---|---|
| Product type | AI Energy Meter RC ST |
| Measurement functions | Voltage, current, energy, frequency, active power, reactive power, power factor, active energy, reactive energy, and phase angle |
| Current input | Rogowski coil or 333 mV current-voltage converter; max. 3 + neutral conductor |
| Voltage range, phase to neutral | 3 V to 300 V |
| Voltage range, line to line | 6 V to 519 V |
| Supply voltage | 24 V DC; permissible range 19.2 V to 28.8 V |
| Cycle time, all channels | 50 ms |
| Sampling frequency, max. | 2 048 kHz |
| Mounting position | Any; BU type U0 |
Applications
- Electrical energy measurement: Measures voltage, current, energy, frequency, active and reactive power, power factor, and active and reactive energy.
- Power-quality value acquisition: Acquires phase angle and supports seamless measured-value acquisition with cyclic and acyclic access.
Key Features
- Measurement functions: Measures voltage, current, energy, frequency, active power, reactive power, power factor, active energy, reactive energy, and phase angle.
- Current measurement interface: Supports Rogowski coils and a 333 mV current-voltage converter; current measurement is limited to max. 3 + neutral conductor. Current transformer operation is not supported.
- Voltage measurement: Measures 3 V to 300 V between phase and neutral conductor and 6 V to 519 V between line conductors.
- Diagnostics and alarms: Has diagnostic alarms, limit value alarms, hardware interrupts, supply-voltage and module-fault diagnostics, and channel, module, and supply-voltage LED indications.
- Communication and engineering: Supports PROFIBUS with GSD Revision 3 and 5 and higher, PROFINET GSD V2.3, and STEP 7 V16 or higher with HSP.
- Supply and installation: Uses 24 V DC supply, mounts in any position, and supports BU type U0 for connection.
Frequently Asked Questions
1. What does the 6ES7134-6PA21-0BU0 measure?
It measures voltage, current, energy, frequency, active and reactive power, power factor, active and reactive energy, and phase angle.
2. Which current input devices are supported?
It supports Rogowski coils and a 333 mV current-voltage converter. Current transformer operation is not supported.
3. What voltage ranges are measurable?
The range is 3 V to 300 V between phase and neutral conductor, or 6 V to 519 V between line conductors.
4. What supply and BaseUnit are required?
Supply is 24 V DC, with a permissible range of 19.2 V to 28.8 V. The connection uses BU type U0.
