Emerson 7ADTB manual Engine Starting Contacts, Auxiliary Circuits, When normal source, Fails

Page 4

INSTALLATION (continued)

Engine Starting Contacts

All customer connections, including the engine control contact connections, are located on terminal block TB which is mounted on the top right side of the enclosure. Refer to the wiring diagram provided with the automatic transfer switch and connect the engine start wires to the appropriate terminals. See Figure 1–1 and Table A.

Table A. Engine start connections.

When normal source

Terminals on

fails

Terminal Block TB

contact closes

TB1 and TB2

contact opens

TB1 and TB3

Note: To temporarily disable engine control from the automatic transfer switch you can unplug J3 from the small P3 receptacle at the bottom of the assembly. Be sure to reconnect plug J3 to the P3 receptacle for automatic transfer switch operation.

Auxiliary Circuits

Connect auxiliary circuit wires to appropriate terminals on transfer switch terminal block TB as shown on the wiring diagram provided with this automatic transfer switch.

engine start connections on customer terminal block TB

Figure 1-1. Customer terminal block on the top right

side of the enclosure.

Functional Test

The Functional Test consists of two checks:

❐1 — Voltage Checks, page 1–3

❐2 — Electrical Operation, page 1–4

Do these checks in the order presented

to avoid damaging the 7ADTB.

Read all instructions on the Wiring Diagram and labels affixed to the automatic transfer & bypass–isolation switch. Note the control features that are provided and review their operation before proceeding.

Continue to 1 – Voltage Checks on next page.

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Contents Table of Contents Rating LabelStandard Controls Indicators Group Controller NameplateCatalog Number Identification 600Installation SectionWhen normal source Engine Starting ContactsAuxiliary Circuits FailsVoltage Checks Go off. Then put the starting Control selector switch onObserve these lights This switch Turn and hold Transfer Control switch clockwise to TransferElectrical Operation OperateTesting & Service Replacement PartsTable B. Trouble-Shooting Checks Contact position indicators= O Normal= C Load Disconnected = OBypass Switch Bypassing & IsolatingBypassing the ATS Upper amber lightPush Bypass Handle Turn it Counter ClockwiseTurn Bypass Handle Clock WiseTurn crank Counter Clockwise Until Window Shows Isolating the ATSMiddle amber light Should be on Lower amber lightContact Inspection Tab Handles Left rail Right railTurn crank Clockwise Until Window Shows Return to ServiceMiddle amber light Should come on Conn Bypass Handle Counter Clockwise Bypass Handle ClockwiseTurn the handle clockwise Turn the handle counterclockwise Index See Controller User’s Guide

7ADTB specifications

The Emerson 7ADTB is a cutting-edge device designed primarily for temperature and pressure monitoring in industrial applications. This versatile model showcases a blend of advanced technologies that ensure high accuracy, reliability, and durability even in the most demanding environments.

One of the key features of the Emerson 7ADTB is its exceptional measurement range. Capable of handling extreme temperatures and pressures, it appeals to industries such as oil and gas, chemical processing, and pharmaceuticals. The device is engineered to maintain precise readings, ensuring optimal safety and efficiency in processes where temperature and pressure control is crucial.

A standout technology in the Emerson 7ADTB is its intelligent sensor technology. This advanced feature allows the device to self-calibrate and adapt to various conditions, minimizing human error and ensuring accurate data collection. It uses built-in diagnostics to monitor its performance continuously, providing real-time alerts for any anomalies or maintenance needs. As a result, users can implement preventive measures to avoid costly downtimes.

The device is also notable for its robust construction. Built to withstand harsh industrial environments, the Emerson 7ADTB boasts an IP67 ingress protection rating, meaning it is dust-tight and can endure immersion in water. This characteristic, combined with high-grade materials, ensures a long lifespan and reliable performance in various applications, from offshore platforms to refining facilities.

Integrating seamlessly into existing systems is another crucial aspect of the Emerson 7ADTB. It supports a variety of communication protocols, including Modbus and HART, allowing for easy integration with control systems. This compatibility facilitates real-time data monitoring and control, enabling operators to make informed decisions based on accurate and timely information.

Moreover, the user-friendly interface of the Emerson 7ADTB enhances operational efficiency. The device features an intuitive display that allows users to access data, adjust settings, and perform diagnostics with ease, reducing the learning curve for new operators.

In conclusion, the Emerson 7ADTB represents a significant advancement in temperature and pressure measurement technology. With its robust construction, intelligent sensor capabilities, and ease of integration, it meets the demands of modern industrial applications while ensuring safety, reliability, and performance. As industries continue to evolve, devices like the Emerson 7ADTB will play a pivotal role in enhancing operational efficiency and productivity.
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