Omron DeviceNet Safety, System Configuration Manual

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Programming Section 6-3
6-3-2 Function Blocks
The Network Configurator can create Safety Logic by combining any logic
functions and function blocks supported by the NE1A-series Safety Network
Controller. These are listed below.
Function Blocks
Name Notation on
Function List
Display on the Network
Configurator Logic Editor
Screen
Details
Routing Routing Allocates an input signal to up to 8 sig-
nals. Used for signal outputs to multi-
ple physical addresses (output I/O
tags).
Exclusive NOR EXNOR Outputs the exclusive NOR of the input
conditions.
Exclusive OR EXOR Outputs the exclusive OR of the input
conditions.
OR OR Outputs the logical OR of the input
conditions.
AND AND Outputs the logical AND of the input
conditions.
NOT NOT Outputs the logical complement of the
input condition.
Two Hand
Controller Two Hand
Controller Monitors Two-hand Switch status.
Light Curtain
Monitoring Light Curtain
Monitoring Monitors Type 4 Safety Light Curtains.
Safety Gate
Monitoring Safety Gate
Monitoring Monitors the safety gate status.
The safety gate status is monitored
using input signals from safety door
switches, safety limit switches, and
other switches mounted to the gate.
Off-Delay
Timer Off-Delay
Timer Operates an OFF-delay timer set in
10-ms units.
On-Delay
Timer On-Delay
Timer Operates an ON-delay timer set in 10-
ms units.