Transformer Tester DU 7011

Transformer Tester DU 7011

• Comfortable large 640 x 480 LCD display
• 5 resistance output mode selectable
• 4 measurement fixture, accurate measurement value
• 100 sets of inner meter settings for storage and calling
• Intuitive and easy straight forward operation
• Main function selection with dot-matrix prompt
• Accuracy frequencies± 0.02 %
• Fast measurement speed
• Interfaces: RS-232, GPIB, Handler
• Pneumatic 20 knots test adapter
• Flexible digital operation keyboard
• Substantial using as LCR- Bridge
• Many transformers judgement
• Automatic transformer test system

Measurement range

• Table measurement range:

  L, L.K.:	0.0001	µH	-	1999.9	H
  C:	0.0001	pF	-	199.99	mF
  R:	0.0001	Ω	-	99.999	MΩ
  Z:	0.0001	Ω	-	99.999	MΩ
  Q:	0.01		-	1999.9
  D:	0.0001		-	9.999
  DCR:	0.01	mΩ	-	99.999	MΩ
  θ:	-90°		-	+90°

• Pin Short : 4 ports, each port 11 pairs, between pin to pin
• Turn : 0.01 ~ 1999.9 turns (Secondary voltage less than 100Vrms)

Frequencies

• Turns ratio: 1 KHz up to 200 KHz, ± 0,02 %
• Other measurements: 20 Hz up to 200 KHz, ± 0,02 %

Parameters

• Turns ratio and phase, interwinding phase, inductance (L), quality factor (Q), leakage,
• inductance (Leakage L), AC resistance (ACR), capacitance (Cp / match), DC resistance (DCR),
• impedance (Zx), voltage open circuit (Pin Short), balance (Lx, L.K., DCR)

Measurement accuracy

• Turns ratio: ± 0.5 % at 1 kHz
• θ: ± 0.03% at 1 kHz
• D: ± 0.0005% at 1 kHz
• Others: ± 0.1 % at 1 kHz

Test voltage

• Turns ratio: 0.1 V up to 10 V, ± 10 %, resolution: 100 mV
• Others: 0.01 V up to 2.0 V, ± 10 %, resolution: 10 mV

Output impedance

• Turns ratio: 1 Ω, ± 5 %. when level < 0,5 V,
• 10 Ω, ± 5 %. when level < 1,0 V < 0,5 V
• 100 Ω, ± 5 %. when level > 1,0 V
• Others: Mode 1... 100 Ω, ± 5 % and
• mode 2... varies as range resistor, ± 5 %

Specifications

• Measurement rate:
• Turns ratio 35 ms, others: 25 ms and fast test
• Trigger mode: internal, manual, external
• Circuit: series and parallel
• Automatic judgment:
• PASS / FAIL judgement of all test parameters
• PASS / FAIL judgement output from standard I/O interface
• Adjustment: open / short zeroing, load correction, load calibration
• Compact flash card with 16 MB (programs and results)
• Design-housing: 350 (Width) x 210 (Height) x 380 (Depth) mm
• Weight: 10 kg

Handling

• Temperature: 10° C up to 40° C
• C humidity: 10% up to 90% RH
• Power consumption: 160 VA
• Power requirement: 90 bis 125 Vac / 190 up to 250 Vac, 48 up to 62 Hz
• CE conformity, according EN 50 191

Standard accessories (inclusive)

• Kelvin test clips 4-wire-measurement BNC
• DU 7001 pneumatical 20 knots test adapter
• Power cord
• Operation manual
• Certificate of Calibration