AccuMac AM1850 User Manual

AM1860/1850 Standard Platinum

Resistance Thermometer User’s

Guide

AM1860/1850 Standard Platinum Resistance Thermometer
User’s Guide

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Table of Contents

Before you start ---- Warnings & Cautions ........................................................................ 2

1 Introduction................................................................................................................. 3

1.1 Main Application ................................................................................................ 3

1.2 Main Features...................................................................................................... 3

1.3 Calibrations ......................................................................................................... 3

2 Specifications .............................................................................................................. 4

2.1 Specifications ...................................................................................................... 4

3 General Operations .................................................................................................... 5

3.1 Connecting to the readout device........................................................................ 5

3.2 Drive Current ...................................................................................................... 5

3.3 Stability of Readings........................................................................................... 5

3.4 Immersion Requirements .................................................................................... 5

3.5 Thermal EMF...................................................................................................... 6

3.6 Over heating........................................................................................................ 6

4 Care and Handling Guidelines ................................................................................... 7

5 Troubleshooting .......................................................................................................... 8

5.1 Troubleshooting .................................................................................................. 8

5.2 Problem Causes and Solutions............................................................................ 8

6 Limited Warranty & Limitation of Liability................................................................ 9

AM1860/1850 Standard Platinum Resistance Thermometer
User’s Guide

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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.

3. DO NOT submerge PRT handle when taking
measurement.

4. DO NOT use this instrument to measure the temperature
of any hazardous live component.

5. Follow all other safety guidelines listed in this user’s
guide.

 Cautions: Follow these guidelines to avoid possible damage

to the instrument:

1. Avoid mechanical shocks. DO NOT drop or slam the
probe in any way. This will cause damage to the probe
internally and affect its calibration and accuracy.

2. Read Section entitled “Care and Handling Guidelines”
before removing the PRT from the shipping box. Incorrect
handling can damage the PRT and void the warranty.

3. Keep the shipping container in case it is necessary to ship
the PRT. Incorrect packaging of the PRT for shipment can
cause irreparable damage.

4. Calibration Equipment should only be used by Trained
Personnel.