Retrieves the firmware program version . 0x26 (SYSTEM_RESET): Triggers a system reset .

Do not exceed 24V DC. Ensure terminal screws are tightened correctly but not over-tightened.

DC 6V to 24V (Optimized for standard 9V, 12V, 15V, and 24V rails) 8mA to 15mA (Dependent on the active channel count) Communication Interface RS485 Serial Interface (A / B Differential Pair) Protocol Support Standard Modbus RTU (Function Codes 03 and 06 ) Default Serial Settings

The NT18B07 manual provides a comprehensive troubleshooting guide to help users identify and resolve common issues. Some common error codes and their meanings include:

When paired with standard waterproof B3950 10K probes, the stable, safe operational tracking window spans from -20°C to +125°C with a tight ±1% accuracy window . Hardware Wiring and Pin Configuration