ZDO-1 Intelligent Capacitive Coupling TesterDetailed product description：

The ZDO-1 intelligent capacitance coupling tester is mainly used for measuring the coupling capacitance, ground capacitance, and working capacitance of multi-core communication cables, and is an essential equipment for product testing in the communication industry.

Product Features
Chinese menu keyboard operation functions: automatic calibration, automatic zeroing, single item testing, automatic range conversion, automatic data printing, data storage and query, DC power remaining indicator and fault diagnosis, etc.  
LCD display function
RS232 interface
AC/DC power supply
Conversion between National Standard (GB) and American Standard ASTMD
Equipped with a dedicated expansion box for automatic testing of 25 pairs of cables simultaneously and quick printing of results
High measurement accuracy, user-friendly human-machine cross-section, and easy operation
Portable structure, suitable for both laboratory and field environments

Main technical specifications of ZDO-1 intelligent capacitive coupling tester
Test frequency: 1000Hz ± 4%
Measurement range and accuracy

range	measurement range	accuracy
coupling	0-±1999pF	± 2% ± 1pF ± 1 word
Working capacitor	0-1999Pf	± 2% ± 1pF ± 1 word
	2nF-199.9nF	± 5% ± 1 word