Zn-401s Manual -
Safety is the priority during installation. Ensure the power is disconnected before attempting to wire the device.
| Parameter | Meaning | Typical Setting | | :--- | :--- | :--- | | SN | Sensor input type | K (for K-thermocouple), PT (for Pt100) | | UNIT | Temperature unit | C or F | | P | Proportional band | 30 (start here, then fine-tune) | | I | Integral time | 240 seconds | | D | Derivative time | 60 seconds | | OUT | Output mode | HEAT or COOL (for refrigeration) | | AL1 / AL2 | Alarm values | Set upper/lower limits | zn-401s manual
Open your device's Bluetooth settings and select "ZN-401S" (or similar) to connect. 3. Key Functions & Controls DPI Adjustments Safety is the priority during installation
for your brand from the code list provided with the physical manual. The indicator light will turn off if the code is valid. This article serves as a complete resource
This article serves as a complete resource. Whether you have lost your physical copy, cannot read the faded Chinese characters on the label, or need a digital backup, we will cover where to find the official ZN-401S manual, how to interpret common wiring diagrams, troubleshooting steps, and safety protocols.
As soon as the device turns off, press ENTER or MUTE to save the code. Key Features and Functions
The message read: