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AKM345 GEN3 – Oil and Winding Temperature Indicators
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Quick Start Guide – 40-08849-00 REV 001
AKM345 GEN3 OTIWTI™
Quick Start Guide
Thank you for your purchase!
This guide details the steps needed to get started with
your new AKM345 GEN3 OTIWTI. A detailed instruction
manual can be found on our website and this guide will
provide details on how to access it. This condensed
version of the full instruction manual is to help enable a
greener future. Thank you for your support and please
let us know if you need any assistance.
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Table of Contents
Related Manuals for Qualitrol AKM345 GEN3 OTIWTI
Summary of Contents for Qualitrol AKM345 GEN3 OTIWTI
- Page 1 Thank you for your purchase! This guide details the steps needed to get started with your new AKM345 GEN3 OTIWTI. A detailed instruction manual can be found on our website and this guide will provide details on how to access it. This condensed version of the full instruction manual is to help enable a greener future.
- Page 2 1. How to access the full AKM345 GEN3 manual The full AKM345 GEN3 manual can be downloaded from a secure webpage on Qualitrol’s website. To access the full AKM345 GEN3 manual and other useful files and information, please visit the below link or scan the below QR code.
- Page 3 2. Safety 2.1 General Warnings Operation outside of the intended use shall not be the responsibility of Qualitrol. Refer to the installation manual for mounting details, and adjustment of the switches. DO NOT APPLY HEAT TO THE THERMOMETER SENSOR BULB AT TEMPERATURES WHICH EXCEED THE MAXIMUM RANGE OF THE DIAL.
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Page 4: Damage Prevention
AKM345 GEN3 – Oil and Winding Temperature Indicators Quick Start Guide – 40-08849-00 REV 001 2.6 4-20 mA Current Loop • The 4-20mA current loop is scaled across the dial range. Attach the shield wire ONLY at the left/bottom printed circuit hold down screw using a ring or fork •... - Page 5 AKM345 GEN3 – Oil and Winding Temperature Indicators Quick Start Guide – 40-08849-00 REV 001 3.3 Matching resistance adjustment TD50/TD76 Loosen the locking nut using an 8mm wrench. Then, adjust the matching resistance using the adjustment screw. 3.4 Adjustable Switch Differential Adjustment DO NOT force the adjustable differential screw or alarm disc when setting the adjustable differential.
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Page 6: Installation
AKM345 GEN3 – Oil and Winding Temperature Indicators Quick Start Guide – 40-08849-00 REV 001 4. Installation Before installation check for possible damage from transport or handling. • Do not carry the instrument by the capillary. Do not twist the capillary when unwinding it or bend too •... - Page 7 AKM345 GEN3 – Oil and Winding Temperature Indicators Quick Start Guide – 40-08849-00 REV 001 4.2.2 Matching Resistance To utilize the internal matching resistance of the AKM345 GEN3, you must connect your bushing CT directly to the unit. The CT input for the AKM345 GEN3 is designated on the terminal blocks as follows: 5-5 = primary matching resistance (applicable to TD50, TD76, and TD50(5A)) •...
- Page 8 AKM345 GEN3 – Oil and Winding Temperature Indicators Quick Start Guide – 40-08849-00 REV 001 Powered Remote Output Wiring Example An additional non-powered output is available as a Pt100 resistance signal. The Pt100 signal will correspond to the temperature as per the Pt100 resistance curve. The wiring for the Pt100 output is designated as follows: •...
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Page 9: Switch Setting
AKM345 GEN3 – Oil and Winding Temperature Indicators Quick Start Guide – 40-08849-00 REV 001 RS-485 Modbus Wiring Example 5. Switch Setting 5.1 Switch Setpoint Adjustment The procedure for adjusting each switch setpoint is as follows: Step 1) Loosen the screw on the red pointer. Switch Adjustment Locking Screw Step 2) Hold the screw in position and rotate the scale drum until the red pointer indicates the desired contact... - Page 10 AKM345 GEN3 – Oil and Winding Temperature Indicators Quick Start Guide – 40-08849-00 REV 001 5.2 Adjustable Differential (option) An option on the AKM345 GEN3 is to have adjustable switching differentials. The procedure for adjusting the switching differential is as follows: Adjust the alarm set point as described above.
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