Gaussmeter SH1-9 (SH19, SH1 9)
A portable device designed to measure the induction of permanent magnet fields, electromagnets and solenoids with high accuracy in laboratory and workshop conditions.
Range: from 25 to 2500 mT.
Gaussmeter SH1-9 is a portable instrument for measuring the induction of permanent magnet fields, electromagnets and solenoids with high accuracy in laboratory and workshop conditions.
Operating conditions of the magnetic induction meter device SH1-9: ambient temperature from 278 to 313 K (from 5 to 40 ° C), relative humidity up to 98% at 298 K (25 ° C), atmospheric pressure from 60 to 106 kPa (450 to 800 mm Hg. Art.), mains voltage (220 ± 22), frequency (50 ± 0,5) Hz.
The range of measurement of magnetic induction of constant magnetic fields - from 25 to 2500 mT in the gap between the poles of permanent magnets and electromagnets.The entire range of measured induction overlaps with five interchangeable transducers. The limits of measurement of magnetic induction for each converter reserve account, and the overlap at the edges of the range given in Table. A.
The range of measurement of magnetic induction field coils from 57 to 700 mT.The entire range of measured induction is blocked by two interchangeable transducers. Measurement limits for each transducer, taking into account the overlap and the stock at the edges of the range given in Table. Two.
Device SH1-9 has a built-in digital indicator reading of the quantities measured in units of the magnetic field of magnetic induction, as well as output to an external frequency counter.In this case the difference between the results of measuring the frequency display and built-in digital frequency meter does not exceed ± (0,003 +0,1 / rev B) where B% rev - reading digital display.
Device SH1-9 has a built-in oscilloscope display for monitoring the NMR signal, and output for connecting an external oscilloscope.In this case the difference between the readings when using an oscilloscope and an internal indicator of the NMR signal does not exceed ± 0,003% of measured value of magnetic induction.
Device SH1-9 provides a measure of magnetic induction in the fields with the heterogeneity of up to 0.05% at 1 cmThe ratio of signal to noise ratio of at least 1.5. The error in the measurement of magnetic flux density does not exceed:
A) ± (0,01 + 0,1 / rev B)% in the inhomogeneity of the magnetic field does not exceed 0.02% per 1 cm, where B is amended - measured by magnetic induction, mT;
2) ± 0,1% for the inhomogeneity of the magnetic field in the range (0.02-0.05)% per 1 cm
Device SH1-9 provides the control voltage level high-frequency control of DCA, the modulation current and output voltage of the phase detector, and calibration control digital display and set the beam oscilloscope display.The maximum induction of the field modulation produced by converters, not less than 1 mT.Device SH1-9 provides automatic maintenance of the NMR conditions when the magnetic induction at ± 0,05% for the values of magnetic induction of from 100 to 700 mT when the field inhomogeneity is not more than 0.02% at 1 cm and a signal-to-noise ratio of at least 5.The error of measurement of magnetic induction does not exceed ± 0,02%.
Device SH1-9 provides an automatic search of the NMR signal in the measurement of magnetic induction of constant magnetic fields from 50 to 500 mT in the gap between the poles of permanent magnets and electromagnets for the inhomogeneity of the field no more than 0.02% at 1 cm and a signal-to-noise ratio of at least 5.
Device SH1-9 provides automatic search of the NMR signal in the measurement of magnetic induction of constant magnetic fields from 50 to 500 mT in the gap between the poles of permanent magnets and electromagnets.Device SH1-9 provides for the nests of FD "┴" control voltage stabilization system for the field magnets, plus at least 1B and not more than minus 1 V at a load of 1K and a signal-to-noise ratio of at least 5.
The frequency of the output voltage on the nest "5 MHz" is equal to (5 ± 25.10 -6) MHz.Device SH1-9 provides the specifications at the end of time required to establish the mode of 15 min.Device SH1-9 allows for continuous operation under the operating conditions for 8 h, while maintaining its performance.Continuous operation time does not include the time required operating mode.
Power supply is SH1-9 from the AC mains voltage (220 ± 22), frequency (50 ± 0,5) Hz.Power consumption at nominal voltage network, not more than 120 VA. Overall dimensions, mm, max generator - 330x223x338; indicator - 330x183x338; laying box for the generator - 580x301x446; laying box for indicator - 580x301x446; box Transport for the generator-752h532h560; transport box for indicator - 752x532x560.Weight, not more: Generator - 13; indicator - 10; generator and a set of spares in a transport box - 70, the indicator in the transport box - 60.