Rockwell Automation 1760-xxxx Pico GFX-70 Controllers User Manual - Manual (Page 152)

Publication 1760-UM002B-EN-P - March 2005
4-42 Wiring with Pico GFX-70
Analog Value Comparator Operating Modes
Contacts
A 01Q1 to A 32Q1
Memory Requirement of the Analog Value Comparator
The analog value comparator function block requires 68 bytes of memory plus
4 bytes per constant on the function block inputs.
Figure 4.26 Signal diagram of the analog value comparator
1. actual value on
>I1
2. set point value on
>I2
3. hysteresis on
>HY
4. switching contact (make contact)
5. offset for value
>I1
Parameter Function
GT >I1
greater than
>I2
EQ >I1 equal to >I2
LT >I1
less than
>I2
1
3
2
4
A B C
3 1
6
1
5