Operating the MH-1 Non-Contact Infra-Red Thermometer.

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The MH-1 thermometer is a non-contact infrared thermometer. Simply aim the thermometer at the target and press the measurement button once and release to display the surface temperature. The distance to target diameter ratio (field of view) is 1:1.3 therefore the device should be positioned as close to the target as possible.

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°Centigrade - °Fahrenheit Measurement Unit Conversion:

To change the MH-1 from °C to °F or from °F to °C, firstly turn the instrument on by pressing the measurement button, then press the mode button once, (the small red button on underside) the °C or °F symbol will change to confirm the mode.

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LCD Error Messages

The MH-1 incorporates visual diagnostic messages as follows:


'Hi’ or ‘Lo’ is displayed when the temperature being measured is outside the range of the instrument, ‘Hi’ when higher than +220°C and ‘Lo’ when lower than - 20°C.


‘Er2’ is displayed when the MH-1 is exposed to rapid changes in the ambient temperature. ‘Er3’ is displayed when the ambient temperature of the MH-1 exceeds -10°or + 50°C. In both cases you should allow plenty of t ime (minimum 30 minutes) for the MH-1 to stabilise to the ambient or room temperature (0 to +40°C).


For all other error messages it is necessary to reset the MH-1. To reset the MH-1 allow the instrument to switch off, remove the battery and wait for a minimum of one minute, reinsert the battery and turn on.

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Storage and Cleaning

The sensor lens is the most delicate part of the MH-1. The lens should be kept clean at all times. Care should be taken when cleaning the lens using only a soft cloth or cotton swab with water or medical alcohol, allowing the lens to fully dry before using the MH-1. The MH-1 should be stored at room temperature between +10° to + 40°C

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Batteries

The MH-1 incorporates visual low battery indication as follows:


“ Battery OK":

Temperature measurements are possible.


“Battery Low”:

Battery needs to be replaced, but measurements are still possible.


“Battery Exhausted”:

Temperature measurements are not possible.

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Battery Replacement

When the “Low Battery” icon indicates the battery is low, the battery should be replaced immediately with a CR2032 lithium cell. The battery is located under the twist cover on the rear of the device. Please note: It is important to allow the instrument to switch off before replacing the battery, otherwise it may malfunction.

! Dispose of used battery properly and keep away from children.

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Specification

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EMC/RFI

Readings may be affected if the unit is operated within radio frequency electromagnetic field strength of approximately 3 volts per metre, but the performance of the instrument will not be permanently affected.

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Magnet

The MH-1 has a powerful neodymium magnet embeded in the underside. This allows for easy storage onto the side of a refrigerator, cooker, tool box or any other metal object. 

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Intro
Other applications
About IR
Specifications
FAQ
Ordering