






0-5V 0-10V 7ch ADC Analog Voltage Acquisition Sampler RS485 ModBus RTU Module
1. Operating Voltage : DC 8-25V(DC 9V 12V 15V 24V);
2. Operating Current : 10-15MA;
3. MODBUS RTU Command support 03 06 function code;
4. The A1/2/3/4 channel voltage measurement range is 0-5V, and the A5/6/7 channel voltage
measurement range is 0-10V. The drive capability of the tested voltage source must be greater than
1MA, otherwise the measurement cannot be accurate (MCU IO voltage cannot be measuring);
5. Voltage measurement accuracy of 1%, calibration can be calibrated if the error is greater than 1%;
6. MODBUS commands can be made serial HyperTerminal (serial assistant) OR PLC Enter;
7. Under the MODBUS command mode, it can support up to 247 devices in parallel;
8. Size: 45 * 30 * 15mm;
9. Weight: 10 g.





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