SUNWE LCR-9073A Operation Manual Download Page 14

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A RS232 lead with the following connection will be
required to link the instrument with the PC serial port.

Meter

(9W 'D" Connector)

Center Pin........................Pin 4

(3.5 mm jack plug)
Ground/shield.....................Pin 2

2.2 K
resister

Pin 5

The 16 digits data stream will be displayed in the
following format :

D15 D14 D13 D12 D11 D10 D9 D8 D7 D6 D5 D4 D3 D2 D1 D0

Each digit indicates the following status :

D15

Start Word

D14

D13

D12, D11 Annunciator for Display

M ohm = 40

mH = 41

nF = 43

K ohm = 39

H = 42

uF = 44

ohm = 38

D10

Polarity
0 = Positive 1 = Negative

Summary of Contents for LCR-9073A

Page 1: ...eld of precision measurement Although this LCR METER is a complex and delicate instrument its durable structure will allow many years of use if proper operating techniques are developed Please read th...

Page 2: ...ower switch 6 3 5 L C Measuring terminal 1 6 3 6 L C Measuring terminal 2 6 3 7 Resistance Diode Measuring terminal 6 3 8 RS 232 Output Terminal 6 3 9 Stand 6 3 10 Battery cover Screw 6 3 11 Battery C...

Page 3: ...ion selector RS232 USB Computer interface Diode test Large LCD display with backlight Built in low battery indicator 2 SPECIFICATIONS 2 1 General Specifications Display 67 mm x 27 mm large LCD display...

Page 4: ...0 to 50 32 to 122 Temperature Operating Less than 80 RH Humidity Power Supply Alkaline or heavy duty type DC 9V battery 006P MN1604 PP3 or equivalent Power Approx 12 mA Consumption Weight 314 g 0 69 l...

Page 5: ...H 10 uH 1 kHz 2 2d 200 mH 100 uH 1 kHz 2 2d 2 H 1 mH 1 kHz 5 2d 20 H 10 mH 100 Hz 5 2d uH micro Henry 10 6 H mH mili Henry 10 3 H Range Current through Inductance under test 2 mH 150 u A 20 mH 150 u A...

Page 6: ...2 2d 2 uF 0 001 uF 1 kHz 2 2d 20 uF 0 01 uF 100 Hz 2 2d 200 uF 0 1 uF 100 Hz 2 2d pF pico Farad 10 12 F nF nano Farad 10 9 F uF micro Farad 10 6 F Range Voltage across Capacitance under test 2n F 150...

Page 7: ...00 k 100 1 2d 2 M 1 k 1 2d 20 M 10 k 2 2d Range Open circuit Voltage 200 2 4 V 2 k 2 4 V 20 k Approx DC 250 m V 200 k Approx DC 250 m V 2 M Approx DC 250 m V 20 M Approx DC 250 m V Overload Rating AC...

Page 8: ...OFF button 3 3 LC R select switch 3 4 Function rotary switch Power switch 3 5 L C Measuring terminal 1 3 6 L C Measuring terminal 2 3 7 Resistance Diode Measuring terminal 3 8 RS 232 Output Terminal 3...

Page 9: ...the measuring alligators supplied Note a If the inductance value is unmarked start with the highest range and keep decreasing until a suitable reading is obtained b Measurement of very low inductance...

Page 10: ...then select to the next higher range Note a If the capacitance value is unmarked start with the highest range and keep decreasing until a suitable reading is obtained b A capacitor with low voltage l...

Page 11: ...isplay shows 1 it indicates an out of range selected measurement then select the next higher range Note In order to make precision measurement at lower range to deduct the stray resistance of measurin...

Page 12: ...the diode under test is defective 000 or near 000 value short circuit or 1 open circuit will be displayed Fig 2 b When connected as shown in Fig 3 a reverse check on the diode is made If the diode un...

Page 13: ...ting the test leads 3 Instruments used in dusty environments should be stripped and cleaned periodically 4 Do not leave the instrument exposed to direct heat from the sun for long periods 5 Before rem...

Page 14: ...ck plug Ground shield Pin 2 2 2 K resister Pin 5 The 16 digits data stream will be displayed in the following format D15 D14 D13 D12 D11 D10 D9 D8 D7 D6 D5 D4 D3 D2 D1 D0 Each digit indicates the foll...

Page 15: ...y No parity Data bit no 8 Data bits Stop bit 1 Stop bit 10 BATTERY REPLACEMENT 1 When the Display will show BAT indicator it should to replace the battery although accurate measurement may still be ke...