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Extreme Temperature Sensor 

(RMA-ET1-SEN)

 

AVTECH Software, Inc.

 

Page 4 of 5

 AVTECH.com

 

 

 

First, click “Enable” to turn on the “Reference,” “Scale” and “Units” fields.  

 

In “Reference,” enter the highest and lowest points of the analog sensor’s output 
range. For the Extreme Temperature Sensor, the range is 0 to 5 volts, so enter 0 in 
“Low” and leave the default of 5 in “High.” 

 

In “Scale,” enter the highest and lowest points of the scale that the “Reference” 
reading will be converted to.  

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For the measurements in Fahrenheit, we are converting 0 to 5 volts output 
to -328º F to 32º F, so enter -328 in “Low” and 32 in “High.” 

ƒ

 

For measurements in Celsius, we are converting 0 to 5 volts output to        
-200º C to 0º C, so enter -200 in “Low” and 0 in “High.” 

 

In “Units,” enter a 1 to 3-character label for the unit type that your readings will 
be measured in, so enter “F” for Fahrenheit or “C” for Celsius. 

3.

 

Click 

Accept Changes

 at the bottom of your screen to temporarily save your settings.  

You may now navigate to another screen; however, if you close the web interface before 
the next step, you will lose your changes. 

4.

 

Click 

Save Settings

 in the navigation bar to the left of your screen. Your Room Alert 

will automatically reboot and commit your changes. 

With AVTECH’s Device ManageR Software For Advanced Functionality 

For advanced functionality and easy management of 
multiple units, configure your sensor with AVTECH’s 
Device ManageR, the software that comes FREE with 
the purchase of any Room Alert monitor.  

You may download the current version from your 
customer account at 

AVTECH.com/Downloads

 while 

your Maintenance, Support & Update Service (MSUS) 
is current. If your service and access has lapsed, please 
contact your Product Specialist about reactivating them. 

Conversion to Fahrenheit

Conversion to Celsius 

Summary of Contents for RMA-ET1-SEN

Page 1: ...nsor Package Contents One 1 Extreme Temperature Sensor One 1 10 thermocouple coil w 2 probe One 1 18V power adapter One 1 25 speaker wire Two 2 mounting screws One 1 Installation Note You re reading it now Extreme Temperature Sensor And Power Ports Install Your Extreme Temperature Sensor Step 1 Locate the thermocouple and mount the sensor Your Extreme Temperature Sensor comes with a 10 thermocoupl...

Page 2: ...ree ends of the speaker wire Expose about of wire 2 Insert the silver wire into the RIGHT contact of the Analog Sensor Input port 3 Insert the copper wire into the LEFT contact of the Analog Sensor Input port Early versions of the Room Alert 12E have this polarity reversed LEFT negative and RIGHT positive If you observe your voltage value flipping back and forth from 0 to 5 it s likely that the sp...

Page 3: ...Cryo 15 or Freezer Rm Temp You may leave the High and Low for Analog at the default 0 which means no alarm is configured or enter values of up to 6 characters These values must be within the range you enter in Scale in the next step and cannot contain decimal points Your Room Alert monitor generates alerts based on those thresholds In Adjust you may leave the default 0 or enter a value between 12 ...

Page 4: ...adings will be measured in so enter F for Fahrenheit or C for Celsius 3 Click Accept Changes at the bottom of your screen to temporarily save your settings You may now navigate to another screen however if you close the web interface before the next step you will lose your changes 4 Click Save Settings in the navigation bar to the left of your screen Your Room Alert will automatically reboot and c...

Page 5: ...dapter Included Yes Thermocouple Included Yes Length 10 Operating Range 328º F to 32º F 200º C to 0º C Steps Between Temperature Readings Approximately 2 37º F 1 32º C Sensor Cable Type Low voltage 2 wire speaker cable Included Yes Length 25 Maximum Extendible Length 900 Sensor ID Box Operating Range 40º F to 185º F 40º to 85º C Compatible Products Room Alert 32E W 12E built in Analog Input Port D...

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