RS232 Power Meters
Description
RS232 Power Meters are devices used to measure the electrical power that a source delivers to a load. They are equipped with an RS232 interface, which allows them to connect to computers or other devices for data communication and control. These meters are designed to provide accurate power measurements by monitoring the rate at which energy is transferred between systems or elements within a system.
Working Principle
RS232 Power Meters operate by measuring the power transmitted through the meter from the source to the load. They utilize the RS232 serial interface for data communication, which involves three main signaling pins: Receiver (Rx), Transmitter (Tx), and Signal Ground (Gnd) . The RS232 interface is commonly used due to its availability and ease of integration with various devices. The power meters can perform either transmission measurements, where they determine the power transmitted through the system, or absorption measurements, where they absorb the measured power .
Applications
RS232 Power Meters are used in various applications, including small printer applications where they can drive a printer to print items such as weigh bridge dockets . They are also employed in wireless communication systems, radar, and electronic warfare systems for accurate power measurement during design, integration, testing, calibration, and repair phases .
Limitations
One limitation of RS232 Power Meters is the relatively short distance and lower data transmission rates compared to other interfaces like RS422, which is designed for greater distances and higher band rates . Additionally, the RS232 interface may not support hardware handshaking signals, which can limit its use in more complex communication setups .
Considerations
When selecting an RS232 Power Meter, several factors should be considered. Initial costs and operating expenses can vary depending on the specific model and features. Durability and accuracy are crucial, as they determine the reliability and precision of the measurements. Replacement and maintenance costs should also be evaluated to ensure long-term cost-effectiveness. The availability of RS232 cards and the ease of integration with existing systems can influence the overall cost and feasibility of using these meters .
from Boonton Electronics Corporation
The 4240 series of CW RF power meters provides the high speed measurement capability needed in a production environment, as well as the simplicity of operation required for bench top use. It provides very accurate measurements from -70 dBm to +44 dBm (sensor dependent) and has a rapid display update... [See More]
- Output Interface: RS232
- Display Type: Digital
- Form Factor: Bench top
- Bandwidth: 10000 to 4.00E10
from Microtest Corporation
MICROTEST ’s single phase power meter 7110/7120 has the wave crest factor of the input current as CF3/CF9 and able to measure all the values within measuring ranges. They have the fastest auto-shift speed amongst other testers of the same level, and the measuring span can be locked on rapidly... [See More]
- Output Interface: GPIB; RS232
- Display Type: Digital
- Form Factor: Bench top
- Phase: Single Phase
from Red Pitaya, d.o.o.
SDRlab 122-16 External clock is based on the SDRlab 122-16 model that is modified to be used with an external clock oscillator, which is important especially for RF applications that operate at other frequencies, require better quality clock or clock synchronization. [See More]
- Output Interface: Universal Serial Bus; RS232; I2C, SPI, UART, WiFi, Ethernet
- Display Type: Webpage
- Form Factor: Clamp Meter (optional feature); Bench top; Rack mount (optional feature); Handheld (optional feature); Computer Board
- Phase: Single Phase
from Boonton Electronics Corporation
4500B Peak Power Meter. The 4500B Peak Power Analyzer has been totally redesigned from the inside out. This meter is taking performance to a new peak and changing the way the industry views and analyzes RF data. Features: 8.4" TFT color LCD display. 100 ps timebase resolution. Automatic... [See More]
- Output Interface: Universal Serial Bus; GPIB; RS232; LAN
- Display Type: Digital
- Form Factor: Bench top
- Bandwidth: 1.00E6 to 4.00E10
from Red Pitaya, d.o.o.
SDRlab 122-16 was developed specifically for software-defined radio and more demanding RF applications. [See More]
- Output Interface: Universal Serial Bus; RS232; I2C, SPI, UART, WiFi, Ethernet
- Display Type: Webpage
- Form Factor: Clamp Meter (optional feature); Bench top; Rack mount (optional feature); Handheld (optional feature); Computer Board
- Phase: Single Phase
from Boonton Electronics Corporation
The 4530 series RF Peak Power Meter can make Peak, CW Power and RF Voltage measurements at high speed from 10 Hz to 40 GHz. Features: Frequency Range: 10 Hz to 40 GHz. Dynamic Range: Peak Power >60 dB CW Power -90 dB. Synchronous/Asynchronous Triggering. Dual-channel statistical measurements... [See More]
- Output Interface: GPIB; RS232; Video
- Display Type: Digital
- Form Factor: Bench top
- Bandwidth: 5.00E7 to 4.00E10
from Red Pitaya, d.o.o.
SIGNALlab 250-12 is most sophisticated Red Pitaya product, built for more demanding industrial applications and research, where robustness and performance matter more than cost. [See More]
- Output Interface: Universal Serial Bus; RS232; I2C, SPI, UART, WiFi, Ethernet
- Display Type: Webpage
- Form Factor: Clamp Meter (optional feature); Bench top; Rack mount (optional feature); Handheld (optional feature); Computer Board
- Phase: Single Phase
from Boonton Electronics Corporation
Boonton ’s versatile 4541 (1 Ch) and 4542 (2 Ch) combined Peak / Average Power and Voltage meters are leading edge instruments for most accurate RF measurements. Features like high dynamic range, rise time of less than 7ns and an effective time resolution of 200 ps provide the greatest detail... [See More]
- Output Interface: Universal Serial Bus; GPIB; RS232; LAN
- Display Type: Digital
- Form Factor: Bench top
- Bandwidth: 9900 to 4.00E10
from Red Pitaya, d.o.o.
STEMlab 125-14 4 Inputs is based on STEMlab 125-14 board, but instead of 2 inputs and 2 output channels offers 4 Input channels that with improved performance. [See More]
- Output Interface: Universal Serial Bus; RS232; I2C, SPI, UART, WiFi, Ethernet
- Display Type: Webpage
- Form Factor: Clamp Meter (optional feature); Bench top; Rack mount (optional feature); Handheld (optional feature); Computer Board
- Phase: Single Phase
from Red Pitaya, d.o.o.
STEMlab 125-14 is our most versatile and popular product, which was introduced to the market in 2013 when Red Pitaya was established. Since then it has been used in a wide variety of contexts, from hobbyists and ham radio operators to industry, research, and space applications. [See More]
- Output Interface: Universal Serial Bus; RS232; I2C, SPI, UART, WiFi, Ethernet
- Display Type: Webpage
- Form Factor: Clamp Meter (optional feature); Bench top; Rack mount (optional feature); Handheld (optional feature); Computer Board
- Phase: Single Phase
from Red Pitaya, d.o.o.
STEMlab 125-14 is our most versatile and popular product, which was introduced to the market in 2013 when Red Pitaya was established. Since then it has been used in wide variety of contexts, from hobbyists and ham radio operators to industry, research and space applications. [See More]
- Output Interface: Universal Serial Bus; RS232; I2C, SPI, UART, WiFi, Ethernet
- Display Type: Webpage
- Form Factor: Clamp Meter (optional feature); Bench top; Rack mount (optional feature); Handheld (optional feature); Computer Board
- Phase: Single Phase
from Red Pitaya, d.o.o.
STEMlab 125-14 Edu Pack is based on Red Pitaya's best-selling DAQ platform and with the chosen accessories a perfect fit for educational purposes. [See More]
- Output Interface: Universal Serial Bus; RS232; I2C, SPI, UART, WiFi, Ethernet
- Display Type: Webpage
- Form Factor: Clamp Meter (optional feature); Bench top; Rack mount (optional feature); Handheld (optional feature); Computer Board
- Phase: Single Phase