Xnx Universal Transmitter Quick Start Guide [upd] Jun 2026

Despite proper installation, configuration, and maintenance, issues may arise. Here are some common troubleshooting steps:

| Pin | Label | Function | |-----|-------|----------| | 1 | V+ | Power + (10–30 VDC) | | 2 | V- | Power – / GND | | 3 | AO+ | Analog out 4–20 mA | | 4 | AO- | Analog return | | 5 | RS485 A | Modbus RTU (A/D+) | | 6 | RS485 B | Modbus RTU (B/D–) | | 7 | DO1 | Digital output 1 (NPN/PNP configurable) | | 8 | DI1 | Digital input 1 | | 9 | SENS+ | Sensor excitation (+) | | 10 | SENS– | Sensor excitation (–) | | 11 | SENS SIG | Sensor signal input | | 12 | SHIELD | Cable shield / earth | Xnx Universal Transmitter Quick Start Guide

sensors must face downward. Optima sensors must be mounted horizontally. 2. Electrical Wiring Despite proper installation

: It provides clear steps for setting up standard 4-20mA and HART communications, as well as optional Modbus or Foundation Fieldbus. Xnx Universal Transmitter Quick Start Guide