Omron NE1A Series - Function Block Overview; Supported Function Blocks

111
Function Block Overview Section 6-2
6-2 Function Block Overview
Logic programming for the NE1A-series Controller is accomplished using
function blocks. Various safety applications can be achieved by using the
function blocks described in this section to program operation to be compliant
with safety standards.
6-2-1 Supported Function Blocks
The following tables show which logic functions and function blocks are sup-
ported in each NE1A-series Controller, based on each Controller’s unit ver-
sion.
Logic Functions
Function Blocks
Name Notation in function list Compatible unit versions
NOT NOT All
AND AND All
OR OR All
Exclusive OR EXOR All
Exclusive NOR EXNOR All
RS Flip-flop RS-FF Unit version 1.0 or later
Comparator Comparator Unit version 1.0 or later
Name Notation in function list Compatible unit versions
Reset Reset All
Restart Restart All
Emergency Stop Pushbutton
Monitoring
E-STOP All
Light Curtain Monitoring Light Curtain Monitoring All
Safety Gate Monitoring Safety Gate Monitoring All
Two-hand Controller Two Hand Controller All
OFF-Delay Timer Off-Delay Timer All
ON-Delay Timer On-Delay Timer All
User Mode Switch User Mode Switch All
External Device Monitoring EDM All
Routing Routing All
Muting Muting Unit version 1.0 or later
Enable Switch Enable Switch Unit version 1.0 or later
Pulse Generator Pulse Generator Unit version 1.0 or later
Counter Counter Unit version 1.0 or later
Multi Connector Multi Connector Unit version 1.0 or later