Related Manuals for AccuMac AM1760
Summary of Contents for AccuMac AM1760
- Page 1 AM1760/1762 Secondary Standard Platinum Resistance Thermometer User’s Guide Please download the latest version at www.accumac.com Rev. 201609V3...
-
Page 2: Table Of Contents
AM1760/1762 Secondary SPRT User’s Guide Table of Contents Before you start ---- Warnings & Cautions ................ 2 Introduction ........................ 3 Main Application ....................3 Main Features ..................... 3 Calibrations ......................3 Specifications ......................4 Specifications ...................... 4 General Operations ....................5 Connecting to the readout device ................ -
Page 3: Before You Start
AM1760/1762 Secondary SPRT User’s Guide Before you start ---- Warnings & Cautions Warnings: Follow these guidelines to avoid personal injury: 1. Only use this instrument in the manufacture specified temperature range. 2. The handle of this instrument can become hot when it is used to measure high temperatures for extended periods of time. -
Page 4: Introduction
AM1760/1762 Secondary SPRT User’s Guide 1 Introduction 1.1 Main Application AM1760/1762 Secondary Standard Platinum Resistance Thermometer (SPRT) interpolates temperature in the range from -200 °C to 670 °C on the International Temperature Scale of 1990 (ITS-90). It works together with a readout device to measure temperature or change of temperature. -
Page 5: Specifications
AM1760/1762 Secondary SPRT User’s Guide 2 Specifications 2.1 Specifications Temperature Range -200 °C to 670 °C Resistance at 0 °C 1760 - Nominal 100 Ω 1762 – Nominal 25 Ω 0.003925 Ω/ Ω/°C Temperature Coefficient Accuracy ±0.007 °C at -196 °C ±0.006 °C at 0.01 °C... -
Page 6: General Operations
3 General Operations 3.1 Connecting to the readout device The AM1760/1762 is equipped with a four-wire cable (see Figure 1). Four lead wires are used to cancel lead wire resistance. For best results, the readout device should be equipped to handle four-terminal resistors. -
Page 7: Thermal Emf
3.6 Over Heating The sensing element of AM1760/1762 SPRT is sealed inside an Inconel sheath to ensure the best stability and repeatability. The seal can be breached if the SPRT is over heated for an extended period of time. -
Page 8: Care And Handling Guidelines
AM1760/1762 Secondary SPRT User’s Guide 4 Care and Handling Guidelines 1. DO NOT subject the PRT to any physical shocks and vibrations. a. When not using the PRT, keep it in a place that’s not prone to drop, slam, bang, vibration or other strong physical contacts. -
Page 9: Troubleshooting
AM1760/1762 Secondary SPRT User’s Guide 5 Troubleshooting 5.1 Troubleshooting If the PRT functions abnormally, it could be caused by several possible problem conditions that are described in this section. Try the solutions recommended and if the problems are still not solved, contact manufacture for warranty or repair service. -
Page 10: Limited Warranty & Limitation Of Liability
Each product from AccuMac Corporation is warranted to be free from defects in material and workmanship under normal use and service.