Omron NX-SL series User Manual

4 Safety Function Blocks
4 - 124
NX-series Safety Control Unit Instructions Reference Manual (Z931)
SF_TwoHandControlTypeII
This safety FB provides a type II, two-hand control function as defined in ISO 13851 (EN 574).
Instruction Name FB/FUN Graphic expression
SF_TwoHandContr
olTypeII
Two-Hand Con-
trol Type II
FB
Variables
Input Variables
Variable Data type Valid range Default Description
Activate BOOL TRUE or FALSE FALSE Refer to Safety FB Common Input Variables on page 4-2.
S_Button1 SAFEBOOL TRUE or FALSE FALSE A variable. It is the button 1 input (category 3 or 4: for two
antivalent contacts).
FALSE: Button 1 is OFF.
TRUE: Button 1 is ON.
S_Button2 SAFEBOOL TRUE or FALSE FALSE A variable. It is the button 2 input (category 3 or 4: for two
antivalent contacts).
FALSE: Button 2 is OFF.
TRUE: Button 2 is ON.
Output Variables
Variable Data type Valid range Default Description
Ready BOOL TRUE or FALSE FALSE Refer to Safety FB Common Output Variables on page
4-4.
S_TwoHandOut SAFEBOOL TRUE or FALSE FALSE The safety output signal.
FALSE: A button is not being operated or correct
two-hand operation was not performed.
TRUE: The S_Button1 and S_Button2 inputs are TRUE
and there is no error. Correct two-hand operation is being
performed.
Error BOOL TRUE or FALSE FALSE Refer to Safety FB Common Output Variables on page
4-4.
DiagCode WORD Depends on state
code.
16#0000 Refer to Safety FB Common Output Variables on page
4-4.
SF_TwoHandControlTypeII
Activate
S_Button1
S_Button2
BOOL
SAFEBOOL
BOOL
WORD
Ready
S_TwoHandOut
Error
DiagCode
BOOL
SAFEBOOL
SAFEBOOL

Omron NX-SL series Specifications

General

Brand	Omron
Model	NX-SL series
Category	Control Unit
Language	English