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Manual Watlow Electric Series 142

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  • Watlow Electric Series 142 - page 1

    Series 142 User ’ s Manual Safety High Limit or On-Off Heat Controller 1241 Bundy Boulevard, P.O. Box 5580, Winona, Minnesota USA 55987-5580 Phone: +1 (507) 454-5300, Fax: +1 (507) 452-4507, Internet: http://www.watlow.com The Watlow Series 142 Safety Limit is a compact, environmentally protected safety limit or temperature controller. The limit ...

  • Watlow Electric Series 142 - page 2

    2 ■ User’s Manual Watlow Series 142 Figure 2a — Series 142 dimensions. Installation Procedure 1. Drill two 5mm (0.187 in.) diameter holes in the desired panel location. 2. Mount the unit with two 6-32 screws, 6mm (0.25 in.) hex nut and #6 internal tooth lock washer. 3. Use the correct thermocouple type per the model num- ber on the unit stick ...

  • Watlow Electric Series 142 - page 3

    Watlow Series 142 User’s Manual ■ 3 NOTE: All terminals are 4mm (1/4 in.) quick connects. Figure 3a — 120V~ power wiring (142A - _ _ _ _ - 1 _ 00). Figure 3b — 208/240V~ power wiring (142A - _ _ _ _ - 2 _ 00). Figure 3c — Reset switch. NOTE: Jumpering the reset terminals does not convert from limit to an on-off control mode. Figure 3d — ...

  • Watlow Electric Series 142 - page 4

    4 ■ User’s Manual Watlow Series 142 Figure 4 — System wiring example. ∫ WARNING: Install high or low temperature limit control protection in sys- tems where an overtemperature fault condition could present a fire hazard or other hazard. Failure to install temperature limit control protection where a potential hazard exists could result in d ...

  • Watlow Electric Series 142 - page 5

    Watlow Series 142 User’s Manual ■ 5 (2072) Limit Control Mode • High limit control • Latched manual reset with ±1.7 ° C (3 ° F) hysteresis • Can only be reset when process temperature drops below limit set point. Terminals are provided for remote reset in the event of an overtemperature condition. (Reset switch supplied by user.) On-of ...

  • Watlow Electric Series 142 - page 6

    6 ■ User’s Manual Watlow Series 142 (2071) To order, complete the code number to the right with the information below: 1 4 2 A - _ _ _ _ - _ _ 0 0 Series 142 = Temperature safety limit, limit, latching 3A relay, environmentally sealed controller, or basic on-off temperature controller Output Type A = Electromechanical relay 1 , Form C, 3A, with ...

  • Watlow Electric Series 142 - page 7

    Jim Boigenzahn Winona, Minnesota, USA Name of Authorized Representative Place of Issue General Manager December 2001 Title of Authorized Representative Date of Issue Signature of Authorized Representative Watlow Series 142 User’s Manual ■ 7 Declares that the following product: English Designation: Series 142 Model Numbers: 142A – (2 or 3)(600 ...

  • Watlow Electric Series 142 - page 8

    8 ■ User’s Manual Watlow Series 142 automatic power reset — A feature in latching limit controllers that does not recognize power outage as a limit condition. When power is restored, the output is re-ener- gized automatically, as long as the temperature is within limits. electrical noise immunity — Ability of a temperature control to operat ...

Manufacturer Watlow Electric Category Thermostat

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A complete manual for the device Watlow Electric Series 142, how should it look like?
A manual, also referred to as a user manual, or simply "instructions" is a technical document designed to assist in the use Watlow Electric Series 142 by users. Manuals are usually written by a technical writer, but in a language understandable to all users of Watlow Electric Series 142.

A complete Watlow Electric manual, should contain several basic components. Some of them are less important, such as: cover / title page or copyright page. However, the remaining part should provide us with information that is important from the point of view of the user.

1. Preface and tips on how to use the manual Watlow Electric Series 142 - At the beginning of each manual we should find clues about how to use the guidelines. It should include information about the location of the Contents of the Watlow Electric Series 142, FAQ or common problems, i.e. places that are most often searched by users in each manual
2. Contents - index of all tips concerning the Watlow Electric Series 142, that we can find in the current document
3. Tips how to use the basic functions of the device Watlow Electric Series 142 - which should help us in our first steps of using Watlow Electric Series 142
4. Troubleshooting - systematic sequence of activities that will help us diagnose and subsequently solve the most important problems with Watlow Electric Series 142
5. FAQ - Frequently Asked Questions
6. Contact detailsInformation about where to look for contact to the manufacturer/service of Watlow Electric Series 142 in a specific country, if it was not possible to solve the problem on our own.

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