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TECSYSTEM NT935 WS User Manual

TECSYSTEM NT935 WS
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1MN0157 REV. 0
operates with the ISO9001 certified quality system
http://www.tecsystem.it
R. 1.3 26/11/20
“Translations of the original instructions”
INSTRUCTION MANUAL
NT935 WS
TECSYSTEM S.r.l.
20094 Corsico (MI)
Tel.: +39-024581861
Fax: +39-0248600783
ENGLISH
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TECSYSTEM NT935 WS Specifications

General IconGeneral
Frequency50/60 Hz
Humidity90% non-condensing
Protection DegreeIP20
Input Channels8
Operating Temperature-20 ÷ +60 °C
Storage Temperature-20 ÷ +70 °C
Serial PortRS485
DisplayLCD
Dimensions144 x 144 x 98 mm
Software CompatibilityTECSYSTEM software

Summary

Front Panel Components and Controls

Electrical Connection Guide

Power Supply Connections

Connecting the unit to its power source (85-260 Vac-Vdc).

Device Programming and Configuration

Programming Notes and Warnings

Key considerations and warnings during the programming process.

Temperature Sensor Installation

Guidelines for connecting and wiring Pt100 sensors.

Measurement Signal Transfer

Ensuring accurate signal transmission from sensors to the unit.

Temperature Sensor Diagnostics

Detecting and reporting sensor faults (FCC, FOC, FCD).

Voting Function Explained

Using sensor redundancy for enhanced system reliability.

Cooling Fan Control Setup

Configuring fan operation based on temperature readings.

Fail Safe Functionality Overview

FCD Function for Temperature Increase Analysis

Tecsystem Web Server Interface

Settings Screen

Modifying unit parameters and network configurations.

Network Settings Configuration

Configuring Wi-Fi modes (Station/Access Point) and parameters.

Troubleshooting Common Issues