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255-100C-4  

User Manual 

 
 

 

 

 

255-100C-4 

255-100C-4N 

4-20 mA Current Loop Signal Converter 

 For use with the 255-100 Analog Output Evaporation Gauge 

And the 255-200 Evaporation Pan (each sold separately) 

 

 

 

 

255-100C-4N 

 

 

Phone

 (530) 823-7185   

USA Toll Free

 (800) 321-3577   

Fax

 (530) 823-8997 

Email

 

[email protected]

   

Website

 www.novalynx.com

 

 

Содержание 255-100C-4

Страница 1: ...nt Loop Signal Converter For use with the 255 100 Analog Output Evaporation Gauge And the 255 200 Evaporation Pan each sold separately 255 100C 4N Phone 530 823 7185 USA Toll Free 800 321 3577 Fax 530...

Страница 2: ...If packing facilities are not available take the equipment to the nearest Post Office UPS or other freight service and obtain assistance with the packaging Please write the RA on the outside of the bo...

Страница 3: ...on 200 100C 4 Page 3 September 2018 CONTENTS 1 FORWARD 4 2 INTRODUCTION 4 3 TECHNICAL SPECIFICATION 4 4 INSTALLATION 5 5 WIRING DIAGRAM 7 6 CALIBRATION 7 7 SINGLE POINT OFFSET ADJUSTMENT 8 8 MAINTENAN...

Страница 4: ...hased as a bare board Part 255 100C 4 or enclosed in a weather tight IP65 enclosure Part 255 100C 4N Connections to the circuit board are via screw terminals The enclosure has two cable grip fittings...

Страница 5: ...r mounting to a mast up to 1 3 2 cm in diameter The mast mounting hardware can be removed and the enclosure mounted to a flat surface instead if required There are four mounting holes accessible when...

Страница 6: ...NovaLynx Corporation 200 100C 4 Page 6 September 2018 0 185 3 800 3 500 0 150 1 125 2 250 Figure 1 Figure 2...

Страница 7: ...he output will be meaningless Cable for connecting the 4 20 mA loop is not supplied Use a wire gage adequate to provide a minimum of 8 volts at the Signal Conditioner after voltage drop over the cable...

Страница 8: ...tooth raises or lowers the float 0 25 6 35 mm If finer adjustment is needed it may be possible to program the offset in your monitoring equipment 8 MAINTENANCE The 200 100C 4 Signal Conditioner requir...

Страница 9: ...nect a 9V or 12V battery and meter as shown 2 Rotate the gear until the lowest mA reading is obtained Adjust R26 OFFSET to 4 00 0 080 mA 3 Rotate the gear counter clockwise The output will rise gradua...

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