Wayne Kerr 3255BL Inductance Analyzers (20 Hz ~ 200 kHz)
Measurement Function: Z, Ø, L, C, Rac, Rdc, Q, D, turns ratio
Frequency Range: 20 Hz to 200 kHz
Drive Level:
Source impedance 50Ω
1 mV to 10V rms into open circuit
50 µA to 200 mA rms into short circuit
Automatic Level Control (ALC) maintains level applied to DUT at ±2%, ±1 mV of set voltage or ±2%, ±0.1 mA of set current, reduces to ±4% below 100 Hz.
Internal DC Bias (Option): 1 mA to 1 A
Measurement Speeds: 4 speeds selectable (20/sec max)
Measurement Ranges:
R - 0.05 mΩ to > 2 mΩ
L - 1 nH to >1000H
C - 0.01 fF to > 250mF
Turn Ratio 100:1 to 1:100
Accuracy:
L/Rac/Z/Cp ±0.1%
Q ±0.1% (Q+1/Q)
D ±0.001 (1+ D2)
Rdc ±0.5%
Input Specification:
Power supply 230 V AC ±10% or 115 V AC ±10% (selectable)
50 to 400 Hz
150VA maximum consumption
Display:
High contrast monochrome LCD 320 x 240 dot with CFL back lighting
Visible area 115 x 86mm
Viewing angle 45°
Measurement Connections:
4 front panel BNC sockets
4-wire (Kelvin) measurements with screen at ground potential
Equivalent circuit symbols on screen
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