Comprehensive test and measurement service provider-Shenzhen Weike Electronic Technology Co.
brief introduction
ZC2876/ZC2877/ZC2878 High Frequency Precision Bridge is a multi-functional component tester used for inspection of various electronic components. Its 7-inch 800x480 color TFT LCD display enables users to read out the test results more intuitively and comfortably. It is a high speed, wide test range, 6-bit test resolution impedance measuring instrument, which can meet the production line quality assurance, incoming inspection and laboratory measurement requirements.
Performance Characteristics
- Four-parameter display, any combination of parameters, up to 12 measurement parameters
- 7-inch 16:9 TFT LCD display with 800x480 RGB resolution
- 0.05% basic measurement accuracy with fast test speed (200 tests/second)
- 20Hz-5MHz test frequency with 10 mHz resolution
- Measuring speed up to 200 times/s
- Automatic level control ALC function for test voltage or current
- 30 Ω, 100 Ω, 50 Ω, 10/CC four different signal source output impedance
- Built-in comparator, 10-speed sorting and counting function
- Frequency response curve plot analysis function
- 10-point list scanning function
- Internal -5V~+5V DC bias voltage source
- Selectable ±10V (±100mA) and 1 A internal DC bias source
- Internal 100 sets of setup files to save or recall, USB flash drive 500 sets of test files to save or recall
- Upgrade and update of the instrument software version can be realized via USB HOST.
- USB flash drive can support format FAT16, FAT32 file system
- Standard RS232C, HANDLER, USB HOST, headphone jack, optional GPIB, LAN interface
Technical indicators
| Operating temperature, humidity | 0°C-40°C, 90%RH | |
| Power Requirements | input voltage | 99v-121v 198v-242v |
| frequency | 47.5Hz-63Hz | |
| power wastage | ≤80VA | |
| Volume (W*H*D) | 398mm×129mm×370mm | |
| weights | Approx. 9kg | |
Technical Parameters
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Instrument Model |
ZC2878 |
ZC2877 |
ZC2876 |
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measurement function |
test parameter |
|Z|, |Y|, C, L, X, B, R, G, D, Q, θ, DCR |
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Basic Measurement Accuracy |
0.05% |
0.05% |
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equivalent circuit |
Series, Parallel |
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math function |
Value deviation, percentage deviation |
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Measurement range |
Auto, Hold, Manual Selection |
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trigger method |
Internal, Manual, External, Bus |
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Measurement speed (≥1kHz) |
Fast: 75 times/second (fast) Medium speed: 50 times/second Slow: 5 times/second |
Fast: 200 times/second (fast) Medium speed: 40 times/second Slow: 5 times/second |
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Average number of times |
1-255 |
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latency |
0-60s in 1ms steps |
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calibration function |
Open / Short / Load |
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Test Side Configuration |
five extremes |
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List Scanning |
10-point list scanning function |
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Display mode |
Direct reading, Δ, Δ%, V/I (measured voltage/current monitoring) |
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monitor (computer) |
6-bit resolution, 800 x 480 RGB7-inch 16: 9 TFT LCD display |
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test signal |
Test Signal Frequency |
20 Hz-1MHz, 10mHz resolution |
20 Hz-2MHz, 10mHz resolution |
20 Hz-5MHz, 10mHz resolution |
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Output Impedance |
30Ω, 100Ω, 50Ω, 10 / CC selectable |
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Test Signal Level |
Normal: 5 mV-2V Accuracy: 10% in 1 mV steps Constant level: 10 mV-1 V Accuracy: 5% in 1 mV steps |
Normal: 5 mV-5V Accuracy: 10% in 1 mV steps Constant Level: 10mV-1V Accuracy: 5% in 1 mV steps |
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DC Bias Source |
inside (part, section) |
0V, 1.5V, 2V |
0V-5V continuously adjustable, 1mV steps |
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optional |
ZC6802A: 0-10V DC bias voltage, 0-100mA DC bias current |
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ZC6802B: 0-1A DC bias current |
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Display range |
|Z|, R, X |
0.01m Ω - 99.9999 MΩ |
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DCR |
1 mΩ - 99.9999 MΩ |
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|Y|, G, B |
0.00001µS - 99.9999 S |
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C |
0.00001 pF - 9.9999 F |
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L |
0.00001 µH - 9999.99 H |
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D |
0.00001 - 9.9999 |
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Q |
0.00001 - 9999.9 |
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θ (DEG) |
-179.999°- 179.999° |
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θ (RAD) |
-3.14159 - 3.14159 |
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(sth. or sb) else |
Comparator Functions |
Ten gears: (nine pass, one fail) and one additional accessory gear AUX |
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memory (unit) |
100 sets of internal instrument settings for storage/recall |
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connector |
RS-232C, HANDLER, GPIB (option), LAN (option), USBTMC, USBCDC |
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