4. ARITHMETICS

Arithmetic converters perform arithmetic operations of several analog signals (addition, subtraction, ..) to calculate physical variables in processes such as: differential pressure, average temperature, flow (weight x velocity), ..

 

 


ISO-AC/DC
Absolute value converter
input
0/±10V
 
 
 
output
ABSOLUTE VALUE
0/20mA or 4/20mA
0/10V
power
24.. 230VAC-DC (±15%) aislada


SUMA-RESTA Plus
Arithmetic converter adder-subtractor
input
2-3 x 0/20mA
or
2-3 x 4/20mA
or
2-3 x 0/10V
 
 
 
output
MEDIA / SUM / SUBTRACT
0/20mA or 4/20mA
0/10V
power
24.. 230VAC-DC (±15%) aislada


MEDIA-4xRTD
Converter for averages of 4 RTD signals
input
4 x RTD
 
 
output
RTD AVERAG
power
power supply not needed

MEDIA-4xRTD/42R
Converter for averages of 4 RTD signals to 4/20mA
input
4 x Pt100, Pt1000, Ni100 2-3 wires
 
 
output

4/20mA

power
24VDC (6.. 30V)
 
MEDIA-4xRTD-n/42R
4 x NTC 10K, PTC 1K (KTY81), Pt100