4890 Controller - Specs

Servopulser Control Unit

4890 Controller

Logical operation resolution	32 bits
Loading waveform	Sine, haversine, triangular, hold rectangular, and combinations of these
Special waveforms	Slow start/stop, sweep, arbitrary
Frequency	0.00001 to 500 Hz
Ramp speed	1×10^-9 to 100 full scale/sec
Hold time	0.01 to 1×10⁹ sec
Cycle counter	10¹⁰
Measurement amplifier type	Test force/displacement (standard accessory)/strain/elongation/voltage inputs * 6 additional optional amplifiers can be added.
Measurement amplifier functions	Rangeless, auto-zero function, automatic recognition and calibration functions
Measured value display	Instantaneous values or upper/lower limit peaks values are displayed in engineering units
Number of control channels	Max. 8
Control functions	2-degree-of-freedom PID control Auto-tuning function Realtime gain adjustment function Logical operation control functions (virtual transducer) Automatic amplitude/mean-value correction function (AGC) Shockless control switching function Function to prevent overloading during specimen clamping (sub controller function)
Alarm functions	Excessive amplitude detection, low amplitude detection, breakage sensitivity, breakage detection hydraulic unit alarm, preset count, external alarm I/O
Software	GLUON software package for Windows
Size (W × D × H)	205 × 483 × 466 mm (excluding protrusions)
Power Requirements	100 ±10 V 50 Hz/60 Hz, 1.0 kVA single-phase

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