Soft Magnetic Material Dynamic Hyteresisgraph System
   Model WATS-2010M

Automatic measurement on dynamic hysteresis loop of soft magnetic (silicon steel) material under 50Hz, 60Hz, 400Hz and 1kHz, accurate measurement on dynamic magnetic characteristic parameters such as amplitude permeability μa, loss angle δ, total losses Ps, remanence Br and coercive force Hc.  

Windows measurement software applied simply.  The product conforms to China National Standards GB / T3655 - 92, GB / T13789 - 92 and international standard IEC60404 - 6.  

Analog source (bridge), frequency meter, ammeter, voltmeter and wattmeter are replaced through computer control and A/D sampling, entire testing process automatically completed.  
  General Features       Software Features       Software Screen       Technical Data       Standard Package  

System Specifications

Under 50Hz frequency, use 25cm epstein trames to measure silicon steel sample, technical indices as follows:

Parameters measured Bm (%) Hm(%) μa(%) Ps(%) δ(%)
Uncertainty (k=2) 1 1 2 1 2
Repeatability (constant temperature) ± 0.5 ± 0.5 ± 1 ± 0.5 ± 1

Instrument Specifications

WATS - 2010M Dynamic Hysteresisgraph   PC6111 A/D Card
   Output Power: 500VA sine wave
   Frequency Range: 45Hz~ 1000Hz
   Frequency Fineness: 1Hz
   Frequency Error: < 0.05%
   Output Voltage: 0 ~ 10V ~ 50V ~ 150V ~ 300V, four automatic ranges
   Voltage Fineness: Program Control 1mV, panel < 0.1% * current range
    Voltage Distortion Factor: Superior to 0.5%
    Voltage Stability: Superior to 0.02%
    Sampling Current: 2mA, 5mA, 10mA, 20mA, 40mA, 80mA, 200mA, 400mA,
                                  800mA, 1.6A, 4A, 8A (Peak Value)
    Sample Voltage: 20mV, 40mV, 100mV, 200mV, 400mV, 800mV, 2V, 4V, 8V, 16V,
                               40V, 80V, 160V, 320V, 800V, 1600V (Peak Value)
   Conversion time: <= 2.5 μ s (every channel)
   Resolution and Linearity: 12 Bit ± 1 /2 LSB
   Voltage Range: ± 5 V ~ ± 10 V
   Sampling Clock: 5 μ s ~ 10ms Hardware Clock
   Internal Storage Capacity: 4k Byte
   Structure: PCI busbar
 · Correlative Services
    Reference Hysteresis Graphs
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