Honeywell VRX180 Manual De Usuario

Lets you enter up to 64 characters as a custom logic equation (EQ) containing inputs and logical 
operators.  The result of this equation is called “Result”.  Result is then processed according to the 
specified condition type and condition time.  The final output is CVn OS.  See Figure 4-6. 

FREE FORM

 LOGIC

EQUATION

Inputs

A
B

C
D
E

F
G

H

Result

CONDITION

TYPE

&

CONDITION

 TIME

CVn OS

 

 

Table 4-27 describes the Free Form Logic prompts.  See Table 4-2 for additional prompts. 

 

EQ 

* 

Symbol for AND operator 

 

+ 

Symbol for OR operator 

 

^ 

Symbol for XOR operator 

 

NEG 

Symbol for NOT operator 

 

A, B, C, D, E, F, G, H 

Symbols for Input A through Input H 

 

O 

Letter O is the symbol for output CVn OS from the previous 
logic calculation.  Use for iterative calculations. 

 

1 

One = ON 

 

0 

Zero = OFF 

 

( ) 

Expressions enclosed by parentheses are evaluated first. 

INPUT A - INPUT H 

OFF, discrete parameter, 0, 
1. 

Up to 8 input sources. 

RESET 

OFF, discrete parameter, 0, 
1 

Resets the output to OFF (0).  Use when using the letter O 
in equations. 

CONDITION TYPE 

NONE, DELAY, EXTEND, 
PULSE, RT PULSE 

See Table 4-20 on page 111. 

CONDITION TIME 

OFF or number 

Enter number of seconds of condition time.  See Table 4-20 
on page 111.