Timer/Counter Functions - Omron G9SP Series Reference Manual

Function Blocks
2-1-2

Timer/Counter Functions

Name Notation on
Function List
Off-Delay Timer Off-Delay
Timer
On-Delay Timer On-Delay
Timer
Pulse Genera- Pulse Genera-
tor tor
Counter Counter
Up-Down Up-Down
Counter Counter
Serial-Parallel Serial-Parallel
Converter Converter
2-1-3 Safety Device Function Blocks
Name Notation on
Function List
External Device EDM
Monitoring
Enable Switch Enable Switch
Emergency E-STOP
Stop Switch
Monitoring
Light Curtain Light Curtain
Monitoring
Monitoring
Muting Muting
Safety Gate Safety Gate
Monitoring
Monitoring
Two Hand Con- Two Hand
troller
Controller
User Mode User Mode
Switch Monitor- Switch
ing
Icon
Operates an OFF-delay timer.
Operates an ON-delay timer
Cyclically outputs ON/OFF pulses on the Out-
put Enable while the input signal is ON.
Counts the number of input signals and turns
ON the output when the count reaches the
specified number.
Increments the counter on the rising edge of an
up count input and decrements the counter on
the rising edge of a down count input.
Counts the number of input signals and outputs
the count value.
Icon
Evaluates the input signal and external device
status and sends a safety output to the external
device. This function block is used to detect
fused contacts or external wiring problems (dis-
connected lines) for safety relays, contactors,
and other safety devices.
Monitors the status of an enable switch device. NE1A-series
Monitors the status of an emergency stop
switch.
Monitors the input signal from a Safety Light
Curtain.
Temporarily disables the input signals for a
Light Curtain when the muting signal is
detected.
Temporarily disables the input signal for a
Safety Gate (e.g., safety door switch or safety
limit switch) when the muting signal is detected.
This function block can be used to set function
tests for Safety Category 2.
Monitors the status of a Two-hand Switch.
Monitors the operating mode switch for a user
system or device.
Details
Details
Section 2-1
Support by Page
NE1A-series
Controllers
All unit versions 34
All unit versions 34
NE1A-series 35
Controllers with
unit version 1.0 or
later
NE1A-series 36
Controllers with
unit version 1.0 or
later
Not supported. 38
Not supported. 38
Support by Page
NE1A-series
Controllers
All unit versions 43
44
Controllers with
unit version 1.0 or
later
All unit versions 47
All unit versions 48
NE1A-series 50
Controllers with
unit version 1.0 or
later.
All unit versions 65
All unit versions 70
All unit versions 72
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