Vibration Control System RL-C21
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Vibration Control System

Vibration Control System Number of input channels: 1 – 32 RL-C21 is a state-of-the-art vibration control system for electro-dynamic shakers. The system is distinguished by simplicity, reliability and high safety standard. Number of output channels: 2 – 16 RL-C21 vibration controller has a modular scalable architecture, which allows the user to get from 1 to 32 input channels. The configuration of RL-C21 system is flexible: it is determined by the user and can be modified at any time. Maximum number of systems stacked: 8 Test types: The most innovative techniques of digital signal processing...

Vibration Control System RL-C21 RL-C21 Controller Parameters Inputs • Number of channels: 1 - 4 • Sensor types: — IEPE — Charge — TEDS — Displacement — Velocity — Force • ADC resolution: 24 bit • Noise floor: < 20 |jV • Voltage range: ±10 V • Relative error of signal measurement: < 1% • FRF non-linearity on the frequency of 1 kHz: — ±0.2 dB (in the range from 0.1 to 3 Hz), — ±0.1 dB (in the range from 3 to 35000 Hz). Outputs • Number of channels: 2 • DAC resolution: 24 bit • Voltage range: ±10 V • Noise floor: < 15 jV • FRF non-linearity: < 1% Auxiliary Logical Inputs and Outputs • Number...

Vibration Control System Test Schedule Test schedule is specified in a sequence of commands, e.g.: run the preset number of shocks at the preset level, change the level, run a sine sweep from one frequency to another, hold frequency, etc. There is an option to form a cycle of commands, which is executed repeatedly a number of times. LCD The front panel of RL-C21 has an LCD that displays the information of test progress and the system status. This way the user is able to see all the information relevant to the current test directly on the controller. Autonomous Mode The RL-C21 system can run...

Vibration Control System RL-C21 Sine Test Sine tests with fixed or swept frequency provides highly accurate multi-channel control in real time. Resonance Search and Tracking Dwell option helps to determine FRF peaks of the object under test. Sine Test Parameters • Frequency range: 0.1 to 35000 Hz • Relative error of frequency setting: < 0.005% • Number of control channels: 1 - 32 • Number of control outputs: 1 (up to 8 for multishaker tests) • Error of acceleration RMS maintenance: < 2% • Dynamic range: > 120 dB • System response time: 1 ms • Operation modes: — Swept frequency — Fixed...

Vibration Control System RL-C21 Random Test In case of random vibration the object under test is subject to true random signal with the preset PSD and either Gaussian or non-Gaussian non-Gaussian distribution. Random test provides a vibration impact, which is closer to the actual environment. Random Test Parameters • Frequency range: 0.1 to 35000 Hz • Number of control channels: 1 - 32 • Number of control outputs: 1 (up to 8 for multishaker tests) • Relative error of acceleration RMS measurement: < 1% • Dynamic range: > 100 dB • Number of spectrum lines: 800 to 52500 • Types of spectrum...

Vibration Control System RL-C21 I SRoR Tests Besides Random Test, the RL-C21 controller enables running the following types of tests: • Sine on Random. • Random on Random. • Sine and Random on Random. • Sine on Sine. SRoR Test Parameters • Frequency range: 0.1 to 35000 Hz • Number of control channels: 1 - 32 • Number of control outputs: 1 • Relative error of acceleration RMS measurement: < 1% • Dynamic range: > 100 dB • Number of spectrum lines: 800 to 52500 • Types of spectrum averaging: exponential, linear, CDOF • Number of superimposed tones: 1 to 12 • Number of superimposed random...

Vibration Control System RL-C21 Shock RL-C21 supports all the classical pulse types. The shocks are run automatically with the preset interval or in the manual mode. To get the best accuracy, the system adjusts drive voltage before each shock. Shock Test Parameters • Shock amplitude maintenance error: < 5 % • Shock duration maintenance error: < 5 % • Displacement requirements optimization • Test modes: — «Automatic» - shocks are run with the preset interval. Interval duration is not limited, — «Manual» - shocks are run only after the user presses the corresponding button • Pulse types:...

Vibration Control System RL-C21 Shock Response Spectrum Test (SRS) The SRS test provides the possibility to control the SRS of the device under test to match the required one. RL-C21 supports all the classical types of wavelets. The shocks are run automatically with the preset interval or in the manual mode. To get the best accuracy, the system adjusts drive voltage before each shock. SRS Test Parameters • Test modes: — «Automatic» - shocks are run with the preset interval. The interval duration is not limited — «Manual» - shocks are run only after the user presses the corresponding button...

Vibration Control System RL-C21 Transient Time History Transient Time History (TTH) test provides the possibility to simulate seismic impact. RL-C21 supports all the most commonly used types of waveforms, such as sine and cosine waves, damped sine wave, teardrop, etc. TTH Test Parameters • Maximum pulse duration: 50 s. • Shock types: enveloped sine, cosine, teardrop, random signal, etc. • Frequency range: 0.1 to 35000 Hz. • Test modes: — «Automatic» - shocks are run with the preset interval. the interval duration is not limited — «Manual» - shocks are run only after the user presses the...

Vibration Control System Data Recording The data from input channels are recorded into a file of a specialized open format. Sample rate of the recording can be changed, so that to achieve the optimal accuracy-to-file size ratio. The recorded file may be used in the «Field Data Replication» test or analyzed in any specialized software. Data Recording Parameters • Recording Duration The duration of data recording is only limited by the hard drive capaci