Emerson Tescom 44-6800 Series Operation & Service Manual

Emerson Tescom 44-6800 Series Operation & Service Manual

Electrically heated vaporizing regulator

Advertisement

All Rights Reserved.
44-6800 Series
44-6800E Series Electrically Heated Vaporizing Regulator
Operations & Service Manual
Do not attempt to select, install,
use or maintain this product until
you have read and fully understood
this manual.
1
DOPMS2019X012
JUNE 2019

Advertisement

Table of Contents
loading
Need help?

Need help?

Do you have a question about the Tescom 44-6800 Series and is the answer not in the manual?

Questions and answers

Subscribe to Our Youtube Channel

Summary of Contents for Emerson Tescom 44-6800 Series

  • Page 1 DOPMS2019X012 JUNE 2019 44-6800 Series 44-6800E Series Electrically Heated Vaporizing Regulator Operations & Service Manual Do not attempt to select, install, use or maintain this product until you have read and fully understood this manual. All Rights Reserved.
  • Page 2: Table Of Contents

    Series Operations & Service Manual 44-6800 44-6800E Series Electrically Heated Vaporizing Regulator Table of Contents 1. Symbols....................3 2. Safety Precautions and Repair...............3 3. Installation, Operations and Maintenance..........4 3.1 General Information.....................4 3.1.1. Operating Parameters/Special Conditions For Safe Use......4 3.2. Installation......................4 3.2.1. Installation Precautions.................4 3.3.
  • Page 3: Symbols

    Symbols your local TESCOM representative for the designed pressure rating of all equipment (e .g., supply lines, WARNING fittings, connections, filters, valves, gauges, etc.) in your system . All must be capable of handling the supply and operating pressure. Paragraphs highlighted by the WARNING icon contain •...
  • Page 4: Installation, Operations And Maintenance

    sure the vent outlet is not obstructed by rain, snow, ice, the heater core to provide temperature feedback. There is a vegetation, insects, birds, etc. Do not interconnect vent secondary thermal device, thermal cut off (TCO), within the lines; use separate lines if more than one vent is needed. regulator assembly.
  • Page 5: Operation

    Adjust the temperature with the TRIM1 potentiometer. supply should be turned off. As a safety precaution, TRIM1 potentiometer, located on the electrical board, a pressure relief device should be installed provides a 270° of adjustment. The temperature set point downstream of the regulator. range is from 50 °C /122 °F (fully counter clockwise CAUTION position) to 400 °C /752 °F (fully clockwise position).
  • Page 6 Separated assembly is supplied with electrical housing shipped separately from the regulator assembly. Extra wire is provided. Connectors J4 and J2 from the regulator assembly must be attached to the corresponding control board terminals. For integral applications the electronics enclosure must engage the regulator assembly by at least 5 full threads made wrench tight.
  • Page 7: Maintenance And Repair Service

    3.4 Maintenance and Repair Service 3.4.1 Repair Service If a regulator or valve leaks or malfunctions, take it out of service immediately. You must have instructions before doing any maintenance. Do not make any repairs you do not understand. Have qualified personnel make repairs.
  • Page 8 Figure 1 ELECTRIC (SHOWN WITH OPTIONAL LED DISPLAY) diaphragm F. Review correct drawing to ensure that WARNING all parts have been disassembled. The valve parts can now be removed from the regulator To avoid personal injury, property damage or body by turning the seat retainer G counterclockwise equipment damage caused by sudden release of until it is free of the regulator body.
  • Page 9: Electric Heater Function

    WARNING WARNING Do not apply any type of grease to the internal parts To avoid personal injury, property damage or of the regulator that contact the process media. Do equipment damage caused by sudden release NOT apply any type of grease to the inlet or outlet of pressure or explosion of accumulated gas, connections.
  • Page 10: Certifications And Warranty

    Series Operations & Service Manual 44-6800 44-6800E Series Electrically Heated Vaporizing Regulator 4. Certifications and Warranty 4.1 Hazardous Location Ratings WARNING-DO NOT OPEN WHEN ENERGIZED OPEN CIRCUIT BEF ORE REMOVING COVER OUVRIR LE CIRCUIT AVANT D'ENLEVER LE COUVERCLE SEE INSTALLATION DOCUMENT 100-240 VAC 400 WATT 50/60 Hz °...
  • Page 11: Declaration Of Conformity

    Series Operations & Service Manual 44-6800 44-6800E Series Electrically Heated Vaporizing Regulator 4.2 Declaration of Conformity EU DECLARATION OF CONFORMITY ATEX Directive 2014/34/EU Model Number: 44-6800 Product Name: Vaporizing Regulator Manufacturer’s Name: Tescom Corporation Manufacturer’s Address: 12616 Industrial Boulevard Elk River, Minnesota 55330-2491 United States of America European Contact: TESCOM EUROPE GMBH &...
  • Page 12 Series Operations & Service Manual 44-6800 44-6800E Series Electrically Heated Vaporizing Regulator 4.3 Limited Warranty TESCOM Corporation (“Seller”) warrants that the licensed firmware embodied in the goods will execute the programming instructions provided by Seller, and that the goods manufactured or services provided by Seller will be free from defects in materials or workmanship under normal use and care until the expiration of the applicable warranty period.
  • Page 13 DOPSM2019X012 ©TESCOM Corporation, 2015; All Rights Reserved. TESCOM is a business unit of Emerson Process Management Regulator Technologies, Inc. Trademarks are property of divisions of Emerson Process Management. The contents of this publication are presented for information purposes only, and...

Table of Contents