Specifications – Liquid Controls AN25 User Manual
Page 2
 
Sponsler Co., Inc.
AN25 Totalizer/Rate Indicator
pg. 2
DOC#: MN-AN25
SPECIFICATIONS
Temperature:
Operating 0 to 70
°C
Storage -20 to 85
°C
Input Voltage:
110VAC or 12-16.5VDC 100mA MAX 
Observe Polarity 
 
Signal Input:
Frequency 0-10KHz 
Amplitude 50mV – 35V sine or square wave 
Sensitivity field adjustable 
Impedance 10K 
 
Display:
LCD, 8 Digit .3” characters 
Totalizer – 8 Digit 
Rate Indicator – 5 Digit 
Leading zero blanking on rate function 
Totalizer has battery backup 
Totalizer reset externally initiated 
Engineering units – Input factoring .00000001 – 1.9999 
 
Accuracy:
Totalizer + 1 Count 
Rate Indicator + 1% 
Analog Outputs .3% F/S 
 
Analog Output:
4mA @ 0Hz, 20mA @ desired full scale frequency 
0V @ 0Hz, 5V or 10V @ desired full scale frequency 
Full scale range 100Hz-10KHz 
Response time 95% of change in 1 second 
Linearity .3% F/S 
Tempco < 2% of reading over entire temperature range 
4-20mA Maximum load resistance 500 Ohms 
Voltage Output minimum load resistance 250 Ohms 
 
AN25-L:
Loop powered by a 4-20mA loop input 
Minimum voltage 6.5V + (.02 x RL) 
Maximum Voltage 28V + (.004 x RL) 
(Same temperature, Display and accuracy specifications apply) 
 
Enclosure:
Panel mount, ¼ DIN molded plastic