IDEC SmartRelay functions
IDEC SmartRelay Manual 180
4.4.17 Analog differential trigger
Short description
The output is set and reset depending on a configurable 
threshold and a differential value.
*AI1...AI8:0...10 V corresponds with 0...1000 (internal value).
Symbol in
IDEC 
SmartRelay
Wiring Description
Input Ax You apply the analog signal 
to be analyzed at input Ax.
Use the analog inputs 
AI1...AI8 
(
*
)
, the Analog 
Memory Markers 
AM1...AM6, the block num-
ber of a function with analog 
output.
Parameter A: Gain 
Range of values:  
±10.00
B: Offset  
Range of values:   
±10,000
On: On/Off threshold 
Range of values:   
±20,000
∆: Differential value for 
calculating the off  
parameter 
Range of values:  
±20,000
p: Number of decimals 
Range of values:  
0, 1, 2, 3
Output Q Q is set or reset, depending 
on the threshold and differ-
ence values.
Courtesy of Steven Engineering, Inc. ● 230 Ryan Way, South San Francisco, CA 94080-6370 ● General Inquiries: (800) 670-4183 ● www.stevenengineering.com