: Attach the calibration span gas cylinder via a flow regulator.
Apply 24V DC power to the unit. The XNX will initiate a self-test routine, which includes: Flashing the diagnostic LEDs. Displaying the internal software version. Testing the LCD backlight. Running a sensor initialization countdown.
Connect the target span gas cylinder with a regulated flow rate (typically 0.5 L/min). Select Span Calibration from the menu.
Ensure the junction box cover has at least 5 full threads engaged to maintain the explosion-proof rating. Mechanical Installation and Mounting
The XNX auto-recognizes many Honeywell sensor types, but you must verify the configuration matches your target application. Xnx Universal Transmitter Quick Start Guide
Calibrate the XNX transmitter at regular intervals to maintain accurate gas detection readings. Step 1: Zero Calibration Enter the menu using the passcode .
The XNX transmitter can be mounted on a wall, a structure, or directly onto a pipe using the optional pipe mounting kit. Orientation Requirements
The external controller drives the loop current. Connect the jumper so Terminal 1 returns current to the 0V common line. 4. Optional Relay Wiring (If Equipped)
The XNX display shows specific code types when the unit encounters operational problems. Code Category Typical Action : Attach the calibration span gas cylinder via
: Hold the magnetic wand over the [ ▶ ] icon for 3 seconds.
The guide focuses on essential steps: mounting, wiring, power-up, and basic configuration. It avoids drowning the user in theory or unnecessary specs, which is exactly what a Quick Start document should do.
Hold the wand over the Enter (✓) switch for 3 seconds to access the configuration menus.
⚠️ Do not power on before sensor installation. Displaying the internal software version
: The unit must be earthed/grounded for electrical safety and to minimize radio frequency interference (RFI). Internal and external ground points are provided. Operation and Configuration Quick Start Guide XNX Universal Transmitter
For advanced setting modifications, deep communication protocols, or structural relay path setups, please consult the full . If you need help fine-tuning this setup, please share:
If you need help with a specific part of the setup, let me know:
Remove the protective weather cap or plug from the lower 3/4-inch NPT entry.
To get started with the Xnx Universal Transmitter, follow these steps: