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With an easy to use data protocol, simple command structure, and an easy to read datasheet engineers of any skill level will be able to add high accuracy pH readings to their next project quickly.
Connect your pH probe to this circuit to create a workable signal for your microprocessor using UART or I2C protocol.
Works with any brand and type of pH sensor.
| Reads | pH |
| Range | .001 − 14.000 |
| Resolution | .001 |
| Accuracy | +/– 0.002 |
| Response time | 1 reading per sec |
| Supported probes | Any type & brand |
| Calibration | 1, 2, 3 point |
| Temp. compensation | Yes |
| Data protocol | UART & I2C |
| Default I2C address | 99 (0x63) |
| Operating voltage | 3.3V − 5V |
| Data format | ASCII |
| Circuit dimensions | 13.97mm x 20.16mm |
| Weight: | 1.76 grams |
| Product bundles: We don't sell sets any more. Choose your own option below. |
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