Omron NX-EC0112, User Manual

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8 Pulse Output Units
NX-series Position Interface Units User’s Manual (W524)
8-8 I/O Dat
a S
p
ec
ifications
8
8-8
-2 Dat
a Det
ails
Status Operation
Number in
transition dia-
gram
*1
*1. Refer to 8-3-1 Control State on page 8-5 for the transition diagram.
Start
→
Not Ready to Switch
ON
This is the uninitialized state after the power supply to the Unit
is turned ON or after the Unit is reset. 0
Not Ready to Switch ON →
Switch ON Disabled
This state is automatically entered from the Not Ready to
Switch ON state. The Unit enters this state automatically when
the Unit initialization and self-testing processes finish normally. 1
Switch ON Disabled
→
Ready
to Switch ON
Set the Controlword to Shutdown to enter this state. 2
Ready to Switch ON →
Switched ON
Set the Controlword to Switch ON to enter this state.
Check that the Unit is ready to perform pulse output, and
change the state if it is ready. 3
Switched ON → Operation
Enabled
Set the Controlword to Operation Enabled to enter this state. 4
Operation Enabled
→
Switched
ON
Set the Controlword to Disable Operation to enter this state.
This stops pulse output.
*2
*2. When the Unit enters the Operation Enabled state from another state, the Pulse Output Unit stops the pulse
output according to the Load Rejection Output Setting.
5
Switched ON
→
Ready to
Switch ON
Set the Controlword to Shutdown to enter this state. 6
Ready to Switch ON → Switch
ON Disabled
Set the Controlword to Disable Voltage to enter this state. 7
Operation Enabled
→
Ready to
Switch ON
Set the Controlword to Shutdown to enter this state. This stops
pulse output.
*2
8
Operation Enabled
→
Switch
ON Disabled
Set the Controlword to Disable Voltage to enter this state. This
stops pulse output.
*2
9
Switched ON
→
Switch ON
Disabled
Set the Controlword to Disable Voltage to enter this state. 10
Fault Reaction Active The Unit enters this state when an error occurs that stops the
output. The Statusword is changed to notify the host when the
Unit enters the Fault Reaction Active state. The pulse output is
stopped when the Unit enters this state.
*2
11
Fault When an error occurs, the Unit outputs an error code and then
enters this state. 12
Fault Reset When bit 7 of the Controlword turns ON, check for the cause of
the error. After the cause of the error is determined and
removed, the Unit enters the Switch ON Disabled state. Or, if
the cause of the error is not removed, the Unit enters the Fault
state. 13
Ready to Switch ON
→
Opera-
tion Enabled
Set the Controlword to Enable Operation to enter this state.
The Unit checks to see if the conditions
*3
for changing to the
Switch ON state are met, and automatically changes to the
Operation Enabled state when ready.
*3. The condition for changing to the Switch ON state is whether the Unit is ready to perform pulse output.
3
+
4