4B T400 elite Operation Manual

Hotswitch, bearing temperature monitor

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T400N Elite - Hotswitch
BEARING TEMPERATURE MONITOR
®
C
US
INSTALLATION INSTRUCTIONS
OPERATION MANUAL
Part No. T4004NV46CAI / T4004NV4CAI
www.go4b.com

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  • Page 1 T400N Elite - Hotswitch BEARING TEMPERATURE MONITOR ® INSTALLATION INSTRUCTIONS OPERATION MANUAL Part No. T4004NV46CAI / T4004NV4CAI www.go4b.com...
  • Page 2: Table Of Contents

    TABLE OF CONTENTS CUSTOMER SAFETY RESPONSIBILITIES Page 3 - 4 PRODUCT OVERVIEW Page 5 SPECIFICATIONS Page 5-6 OPERATION - Page 7 • Zoning Page 7 • User Display Page 7 • Alarm Relay & Alarm Conditions Page 7 • Temperature Alarm Settings Page 8 •...
  • Page 3: Customer Safety Responsibilities

    Please read the safety precautions carefully before operating the product. With each product you purchase from 4B, there are some basic but important safety considerations you must follow to be sure your purchase is permitted to perform its design function and operate properly and safely, giving you many years of reliable service.
  • Page 4 Correct installation of the product is important for safety and performance. If you have not asked 4B to perform the installation of the unit on your behalf, it is critical for the safety of your operation and those who may perform work on your operation that you select a qualified and competent electrical installer to undertake the installation.
  • Page 5: Product Overview

    WARNING • Rotating machinery can cause serious injury or death • Always lockout and tagout the machine prior to installation PRODUCT OVERVIEW The T400N ELITE is a standalone monitoring and shutdown controller. The T400N operates by reading up- to 8 NTC temperature sensors and comparing their temperature to a pre-set limit. If that limit is exceeded the unit will activate an alarm, followed by operating a stop relay after a specified delay.
  • Page 6 SPECIFICATIONS (CONTINUED) T4004NV46CAI CSA - Class II Div. 2, Groups F & G ATEX - Ex II 3D Ex tc IIIC T125° Dc IP66 TAMB -20°C to +45°C Baseefa11ATEX 0033X IECEx - Ex tc IIIC T125° Dc IP66 TAMB -20°C to +45°C IECEx BAS11.0018X Approvals T4004NV4CAI...
  • Page 7: Operation

    OPERATION TEMPERATURE SENSORS - The T400N may be operated with any 4B 2 wire NTC sensor. Please contact 4B for the full range of sensors available. T400N Control Unit Zone 1 Bearing Sensors Ground Junction Use Conduit or Shielded Cable to...
  • Page 8: Temperature Alarm Settings

    TEMPERATURE ALARM SETTINGS - All 8 sensors share a common temperature trip point. The trip point is selected by the rotary switch (SW100) shown in Figure 2. The position of the rotary switch represents the following trip points given in Table 1. Rotary Switch Position Temperature (°F) Temperature (°C)
  • Page 9 Stop Relay Delay DIP Switch (SW1) Temperature Trip Point Rotary Switch (SW100) ZONE 1 ZONE 2 Figure 2 - Wiring Zone Connections and Switches Zone 1 Unused Sensor Input Zone 2 Unused Sensor Input PAGE 9...
  • Page 10: Test Button Operation

    WARNING Make sure that the machine is empty of material prior to performing an extended test. TEST BUTTON OPERATION - In order to test the T400N, press the yellow TEST button on the front lid. There are two types of tests available: Normal Test (No Machine Shutdown) - In order to test the correct functionality of microprocessor and illuminating lamps, a normal test can be...
  • Page 11 RS485 CONNECTION DETAILS Terminal 1 - A+ Terminal 2 - B- Terminal 3 - 24 VDC Terminal 4 - 0 Volt FIELD WIRING CONNECTION DETAILS Terminal 5 - 0 Volt Connection Terminal 6 - Temperature Sensor 1 Input Terminal 7 - Temperature Sensor 2 Input Terminal 8 - Temperature Sensor 3 Input Terminal 9 - Temperature Sensor 4 Input Terminal 10 - 24 VDC Power to Temperature...
  • Page 12: Electrical Drawings

    ELECTRICAL DRAWINGS 0 VOLT INPUT 1 INPUT 2 ZONE 1 INPUT 3 INPUT 4 10 24 VDC 11 24 VDC 12 INPUT 5 13 INPUT 6 ZONE 2 14 INPUT 7 15 INPUT 8 16 0 VOLT 17 ZONE 1 Unused Sensor Input 18 ZONE 2 Unused Sensor Input 19 + MUTE 20 - MUTE...
  • Page 13 ALARM STOP STOP L GND ALARM RELAY RELAY RELAY RELAY AC SUPPLY 26 27 FUSE MOTOR CONTACTOR (C1) START O / L STOP ALARM LIGHT AUX. CONTACT AUDIBLE Figure 5 - WARNING Start/Stop Connection Example DEVICE Figure 5 is an example showing a conventional start/stop circuit wired for driving the motor contactor. In this case, the stop relays are wired in series and the alarm relays are wired in parallel.
  • Page 14: Rs485 Protocol

    RS485 PROTOCOL The user can communicate with T400N over RS485 network by using simple PLC protocol. Every T400N slave on the RS485 network has 2 byte address (0 - 65535). This protocol is developed to ease interfacing of PLC systems with T400N Elite. In order to communicate with the slave (T400N), the master sends a 5 byte packet to the slave and the slave responds with the complete status of all the 8 sensors (sensor used/not used, sensor status, sensor temperature and alarm temperature) as part of a single packet which consists of 25 bytes.
  • Page 15 • STX = Start of Transmission (0x02) • S_ADRH = Slave Address High Byte • S_ADRL = Slave Address Low Byte • CMD = Command Byte • S_EN = Sensors Used or Not • S_Stat_H = Sensor Status High Byte •...
  • Page 16: Installation Instructions

    WARNING • Rotating machinery can cause serious injury or death • Always lockout and tagout the machine prior to installation WARNING The control unit is susceptible to static voltage. Connection of a ground to terminal 31 is essential for optimum performance. Prior to this connection, static handling precautions should be taken. INSTALLATION INSTRUCTIONS All wiring must be In accordance with local and national electrical codes and should be undertaken by an experienced and qualified electrician.
  • Page 17: Troubleshooting Guide

    10. The wiring installation must extend to within 1 mm of the metal face of the terminal. 11. All leads must be insulated for the appropriate voltage. 12. Not more than 1 single or multiple strand cable is to be connected to any terminal unless multiple conductors have previously been joined in a suitable manner (e.g.
  • Page 18: Notes

    NOTES PAGE 18...
  • Page 19: Product Warranty

    AS 4B TO THE ORIGINAL PURCHASER AGAINST DEFECTS IN WORKMANSHIP OR MATERIALS UNDER NORMAL USE FOR ONE (1) YEAR AFTER DATE OF PURCHASE FROM 4B. ANY PRODUCT DETERMINED BY 4B AT ITS SOLE DISCRETION TO BE DEFECTIVE IN MATERIAL OR WORKMANSHIP AND RETURNED TO A 4B BRANCH...
  • Page 20 With subsidiaries in North America, Europe, Asia, Africa and Australia along with a worldwide network of distributors, 4B can provide practical solutions for all your applications no matter the location. 4B BRAIME 4B DEUTSCHLAND 4B ASIA PACIFIC COMPONENTS LTD. 9 Route de Corbie Build No.
  • Page 21 Copyright © 2018 4B Group - All Rights Reserved REV042324...

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