Quick Start Guide for Watteco Press’O 0-5V Atex Zone 1 Sensor

Quick guide from the manual

This document provides essential instructions for the installation, operation, and maintenance of the Watteco Press’O 0-5V Atex Zone 1 sensor. Due to its certification for use in explosive atmospheres, all procedures must be performed by qualified personnel in accordance with EN 60079-14 standards.

Safety and usage recommendations

• Installation, maintenance, and use must be performed exclusively by personnel competent in electrical equipment for explosive atmospheres.
• Any repair or modification is strictly prohibited without written authorization from Watteco.
• To prevent electrostatic discharge, clean the product only with a damp cloth.
• Use only SAFT LS17500 batteries.
• Do not change the battery in an explosive atmosphere.

Start

To provision the device on your LoRaWAN network, use the keys provided on the secure platform. The device is controlled via an internal magnetic switch (ILS).

• ON: Hold the magnet for >1 second. The red LED will light up, followed by the green LED indicating network searching, and finally association.
• OFF: Hold the magnet for >5 seconds. The red LED will indicate the switching off process.

Installation

The device housing can be wall-mounted. To open or close the housing, unscrew the 4 screws by a 1/4 turn. Ensure the sensor is placed in a location with minimal obstacles to avoid excessive radio attenuation. You may verify radio coverage using a tool such as the Netw’O.

Connectors

The subbase connectivity is defined by a 6-point connector (red circle). The pinout is as follows:

• P1: OUT - V+ (~5.5Vdc@5mA)
• P2: GND
• P3: IN-Measure 1
• P4: GND
• P6: IN-Measure 2
• P7: GND

Technical specifications

• Reference: 50-70-114 (IP68) or 50-70-151 (IP55)
• Class: A
• Power Level: +14 dBm
• Measures: 0-5V
• Antenna: Internal
• Casing materials: ASA / PC
• Operating Temperature: -20°C to +50°C

Support and certifications

For further assistance, visit the support site at https://support.watteco.com/. Full declarations of conformity are available at https://www.watteco.com/assistance/download-center/.