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PTC 400
Bedienungsanleitung
Instruction Manual
Manuel d'Instructions

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Table of Contents
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Summary of Contents for Ecom Instruments PTC 400

  • Page 1 PTC 400 Bedienungsanleitung Instruction Manual Manuel d’Instructions...
  • Page 2: Table Of Contents

    Contents Page 1. Introduction 2. Quick Start Instructions A. Key Functions B. Setpoints 3. Connection Diagrams & Instructions A. Sourcing Resistance B. Sourcing a Thermocouple Signal C. Measuring Temperature Using a Thermocouple D. Measuring Resistance (RTDs) E. Sourcing Resistance (RTDs) 4.
  • Page 3: Introduction

    1. Introduction The PTC 400 is designed to be a versatile, easy to use temperature calibrator with a simple user interface. The following instructions will allow the user to begin simple calibration tasks by learning the basic operation of the keys and their functions.
  • Page 4 3. Automated Stepping The PTC 400 can auto-step through some or all of the stored setpoints for a given range. The procedure is as follows: a. Press “Shift” followed by “Auto”. b. “Auto SPT ?” will appear. Enter the ending setpoint location. Example: if you have all 9 setpoints stored but only want to step through the first 3 then enter ”3”...
  • Page 5: Connection Diagrams & Instructions

    3. In the RTD mode, use the RTD key to choose the desired range. 4. The PTC 400 is able to handle up to a 3 mA excitation on the Resistance Simulation Range. Exceeding these limits will result in a warning on the display.
  • Page 6: Sourcing Resistance (Rtds)

    E. Sourcing Resistance Into a RTD Transmitter 1. As described previously in section A the PTC 400 can source resistance in a RTD Transmitter or measuring device. In many cases the unit under test will require a 3 or 4 wire connection to achieve best accuracy.
  • Page 7: Maintenance

    When using Ni-Cd batteries the AC adapter will simultaneously power the PTC 400 and charge the batteries. A full charge will take 10- 12 hours. The AC adapter can be used to power the unit on the bench with or without Ni-Cd batteries installed.
  • Page 8 Range & Accuracy Range Accuracy ohms Read (low) 0.00 Ω 400.00 Ω ± 0.1 Ω ohms Read (high) 400.0 Ω 1500.0 Ω ± 0.5 Ω 1500.0 Ω 3200.0 Ω ± 1.0 Ω Range Excitation Current Accuracy Ohms Source (low) 5.00 Ω 400.00 Ω...
  • Page 9: Repair

    6. Repairs Repair work is subject to the nationally valid regulations and directives. We therefore recom- mend that such work be performed by ecom instruments GmbH, Germany, as all repairs must be examined to ensure functional safety. 7. Warranty and liability...
  • Page 10 GmbH Industriestr.2 D-97959 Assamstadt Tel.: +49 (0) 62 94 / 42 24-0 Fax: +49 (0) 62 94 / 42 24-90 E-Mail: sales@ecom-ex.com Internet: www.ecom-ex.com...

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