ID–Lite-2.0 User guide, ©ComAp – January 2011                                                   33 
ID-Lite-2.0 User guide.pdf 
 
 
Each Analog input has separate set points for two level alarm setting. Analog input alarm levels and 
delay adjust in Protection or Engine protection group. 
 
Default current sensor characteristic with external resistor 120 ohms 
  4-20mA/100  0-20mA/100  0-20mA/-20 - 120°C 
Ohm  Converted  Note 1  Note 2  Note 3  Note 4 
120      0 mA  0%  -20°C 
170  0  0%  4 mA  20%  8°C 
200  13        22°C 
230  25  25%  8 mA  40%  36°C 
280  38        50°C 
330  50  50%  12 mA  60%  64°C 
390  63        78°C 
460  75  75%  16 mA  80%  92°C 
560  88        106°C 
690  100  100%  20 mA  100%  120°C 
 
Note 1 - % range for 4-20 mA input 
Note 2 - range 0-20 mA 
Note 3 - % range for 0-20 mA input 
Note 4 - characteristic 0-20 mA / -20 - +120 °C 
Connection of ID-Lite analog inputs   
 
 
Standard connection of three resistive sensors 
to analog inputs.