Measurement / generation Resistance thermometer (RTD) Pt50, Pt100, Pt200, Pt500, Pt1000, Cu10, Cu50, Ni100, Ni120, Ni1000 Thermocouples (TC) J, K, T, R, S, B, N, E, U, L Current (mA) Voltage (V) Continuity (O / C) Frequency and pulse (Hz) Pressure signals (bar) SIKA simulators have been developed for simple and flexible calibration and maintenance. […]
SIKA simulators have been developed for simple and flexible calibration
and maintenance. Various tests can be performed in a single operation
without having to change instruments. This saves time. SIKA
multifunction simulators combine the functions of a wide range of
individual devices into a single unit.
Main applications
Numerous other applications are also possible.
Steps and ramps
An automatic program is generated for periodic calls. The type of
signal, duration and value are defined. Start delay, number of
repetitions and a continuous linear increasing or decreasing
characteristic can be individually programmed.
High-speed call
Signal values needed time and again are permanently or flexibly stored
in the simulator and can be recalled quickly at the push of a button.
Synthesizer
The synthesiser function can be used for the generation of a
discontinuous characteristic with changing signal values. Previously
programmed changing signal levels are displayed on the simulator.
This function allows the simple definition and successive call of
different steps, ramps or synthesiser values for easier testing.
Calibration and linearisation points
If the measuring characteristics and deviations of a sensor are known
and these are available in the form of a calibration certificate, they
should be taken into account in measurement to obtain accurate measuring
results.
The simulator input can be shifted linearly by offset programming to
approach the measuring characteristics of the sensor. This single-point
calibration is the simplest and most popular method for improving
measuring results.
Multipoint calibration can be used for greater measuring accuracy. The
input is configured by means of four linearisation points to the real
sensor characteristics to compensate for linearity errors. Up to five
different calibration data files can be directly stored and easily
recalled as required.
User-defined characteristics
Measurement is often based on ideal linear characteristics. In normal
practice, sensors, transmitters, transducers, etc., are often subject to
non-linear characteristics due to various offset, gradient, linearity
or hysteresis errors. For the faultless measurement or generation of
such non-linear characteristics, the measuring input or signal output
can be configured with up to ten points by the user. The unit relating
to the value is freely editable.
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