This describes the actual operating procedures and correspond-ing displays.
4-1 Display Operations...108 4-1-1 Displays and Controls...108 4-1-2 Indicators ...109 4-1-3 Controls ...110 4-2 Initial Display ...111 4-3 RUN Mode ...112 4-3-1 Normal Operation ...112 4-3-2 Changing the Sub-display ...112 4-3-3 Setting the Reference Incident Level...115 4-3-4 Zero Reset Function ...116 4-3-5 Other RUN Mode Functions ...117 4-4 T (Threshold) Mode ...118 4-4-1 Teaching Procedures ...118 4-4-2 Inputting Threshold Values Directly ...122 4-5 FUN (Function) Mode ...124 4-5-1 Normal Operation ...124 4-5-2 Changing the Function ...124 4-5-3 Changing Non-numeric Set Values ...125 4-5-4 Changing Numeric Set Values ...127 4-5-5 Key Lock ...131 4-5-6 FUN Mode Status Transitions ...132 4-5-7 Setting Scaling...133 4-5-8 Initializing Settings ...134 4-5-9 Special FUN Mode Settings Related to Settings ...135 4-5-10 Setting the Monitor Focus...136 4-5-11 Special FUN Mode Settings Related to Displays ...137 4-5-12 Other Special FUN Mode Settings ...138 4-5-13 Auto-scale Settings...139
Display Operations Section 4-1
108
4-1 Display Operations 4-1-1 Displays and Controls
The displays, indicators, and control switches on the control panel of the Amplifier Unit are shown below.
The current/voltage switch is found on the bottom of the Amplifier Unit.
(Set to current output when shipped)
(mm)
LEFT Key Judgement
indicators
Sub-display Threshold switch Mode switch ENT Key
UP Key
RIGHT Key
DOWN Key Laser ON
indicator
Zero reset indicator
Enable indicator Main display
Switch
Voltage output
Current output
Display Operations Section 4-1
109 4-1-2 Indicators
Laser ON Indicator: LD ON (Green)
The laser ON indicator is lit when the Sensor Head is emitting a laser beam (Laser Diode: LD).
Judgement Indicators: HIGH (Orange), PASS (Green), and LOW (Yellow) The judgement indicators light according to the conditions shown below.
Each judgement output operates in the same way.
Main Display: 5-digit Digital Display (Red)
The measured value (mm) is displayed in RUN Mode.
The hold value (mm) is displayed in the Hold Mode.
Characters are displayed upside down in Display Reverse Mode.
Sub-display: 5-digit Digital Display (Yellow)
The resolution or incident level is displayed in RUN Mode.
The threshold values are displayed in T Mode.
Characters are displayed upside down in Display Reverse Mode.
Enable Indicator: ENABLE (Green)
The Enable Indicator is turned ON/OFF according to the following condi-tions.
Zero Reset Indicator: ZERO (Green)
The zero reset indicator lights when the zero reset function is enabled.
HIGH indicator Measured value > HIGH threshold
PASS indicator LOW threshold ≤ Measured value ≤ HIGH threshold LOW indicator Measured value < LOW threshold
ON During normal emission: Measurement enabled.
OFF For non-measurement: Inadequate or excessive incident level, outside the measurement range, or the Sensor Head is not connected at power-ON
Display Operations Section 4-1
110
4-1-3 Controls
Mode Switch: RUN, T, or FUN
Any of the following three modes can be selected:
RUN Mode ...Normal operation mode
T Mode ...Mode for setting the threshold values FUN mode...Function mode to perform other settings Threshold Switch: HIGH or LOW
The threshold switch sets the threshold value to be set T or RUN Mode.
Keys
The normal functions of the keys are listed in the following table.
Key RUN Mode T Mode FUN mode
UP Timing input Threshold value changes forward
Function setting value changes for-ward
DOWN Resets input if pressed continu-ously for 3 seconds
Threshold value changes backward
Function setting value changes backward
RIGHT Sub-display content changes forward
Threshold value digit changes for-ward
Setting function selection moves for-ward
LEFT Sub-display content changes backward
Threshold value digit changes backward
Setting function selection moves backward
ENT Pressed continu-ously for 1 second or longer: Zero reset Pressed continu-ously with the RIGHT Key for 3 seconds or longer:
Zero reset release
Threshold value flashing: Thresh-old value con-firmed.
Threshold value lit: Teaching exe-cuted.
Setting value flash-ing (settflash-ing): Set-ting value confirmed Settings initializa-tion: Setting initial-ized if pressed continuous for a long time.
Initial Display Section 4-2
111
4-2 Initial Display
When the power is turned ON and initialization has been finished, the dis-play will appear as follows:
The Amplifier Unit model is displayed on the top, and then the channel number is displayed.
The software version is displayed on the bottom, and then the normal operation display appears 3 seconds later.
RUN Mode Section 4-3
112
4-3 RUN Mode 4-3-1 Normal Operation
The normal measurement process is performed in RUN Mode.
4-3-2 Changing the Sub-display
The sub-display is changed by pressing the RIGHT and LEFT Keys.
Threshold Display (Default Status)
Set the mode switch to RUN.
The measured value will be displayed on the main display.
Select the display content for the sub-display from the thresholds, voltage, current, incident level, and resolution.
RUN T FUN
The measured value is displayed on the main display and the threshold value is displayed on the sub-display.
The decimal point is displayed.
Either the HIGH or LOW threshold value is selected using the H/L switch.
The incident level is displayed on the main display in Intensity Mode (incident level, 9999 max.).
H L
LEFT Key RIGHT Key
RUN Mode Section 4-3
113
Voltage Display
The voltage level of the linear output is displayed.
Current Display
The current level of the linear output is displayed.
The measured value is displayed on the main display.
The voltage is displayed on the sub-dis-play. “v” is displayed in the rightmost digit.
LEFT Key RIGHT Key
The measured value is displayed on the main display.
The current is displayed on the sub-dis-play. “mA” is displayed in the rightmost two digits.
LEFT Key RIGHT Key
RUN Mode Section 4-3
114
Incident Level Display
The incident level is displayed.
Resolution Display
The resolution of the linear output is displayed.
This display cannot be selected in Intensity Mode.
POINT
The measured value is displayed on the main display.
The incident level is displayed on the sub-display. The display range is 0 to 9999. “P” is displayed in the leftmost digit. The decimal point is not displayed.
LEFT Key RIGHT Key
The measured value is displayed on the main display.
The resolution is displayed on the sub-display.
“r” is displayed in the leftmost digit.
The display is updated at an approxi-mately 1-second interval.
LEFT Key RIGHT Key
The threshold value display is resumed.
RUN Mode Section 4-3
115 4-3-3 Setting the Reference Incident Level
This setting is only for Through-beam Sensor Heads.
The reference incident level can be set and stored using the DOWN Key.
The reference incident level set here will be the full scale (FS) value for all measured values.
Procedure
Set the mode switch to RUN.
Press the ENT Key for 3 seconds or longer without executing the zero reset.
RUN T FUN
The full scale (FS) value for when none of the beam is intercepted will be dis-played on the main display.
The linear output will be the value set for when none of the beam is inter-cepted for a two-point setting for the monitor focus.
Note: The reference incident level is stored in the memory. When the power is turned ON the next time, the set ref-erence incident level will be read.
Press the DOWN Key.
RUN Mode Section 4-3
116
4-3-4 Zero Reset Function
Measured values for the workpiece after the zero display is reset can also be displayed as negative values in reference to the new zero point that is set. The judgement outputs will be based on the display values. The zero reset function is effective when judging tolerances for workpieces.
Procedure
Set the mode switch to RUN.
Press the ENT Key for about 1 second or longer without executing the zero reset.
The zero reset can also be performed using the external zero reset input. The operation can be repeated as required.
RUN T FUN
The main display will be filled with zeros and the zero reset indicator will light.
The linear output will be the center value between the two points that are set for the monitor focus.
Defaults: 0 V, 12 mA
Note 1: Maximum display range on the negative side is −19999 after zero reset.
Note 2: When the zero reset memory function is enabled (it is enabled by default), the zero reset value will be stored.
Note 3: Turn OFF the zero reset mem-ory function when the zero reset is used for every workpiece judgement.
Press the ENT Key.
RUN Mode Section 4-3
117
Releasing the Zero Reset
4-3-5 Other RUN Mode Functions
Timing Input
The timing input is controlled by pressing the UP Key ( ).
The timing input is enabled only in Hold Mode.
The timing input can also be controlled using the external timing input.
Reset Input
The reset input is controlled by pressing the DOWN Key ( ).
The reset input is effective when the key is pressed for 3 seconds or longer.
The reset input can also be controlled using the external reset input.
When the reset input is used, operation will be according to setting for non-measurement table in Reset Input under 3-2-1 Inputs.
Refer to Reset Input under 3-2-1 Inputs.
Set the mode switch to RUN.
Hold the ENT and RIGHT Keys down together for about 3 seconds when the zero point has been reset.
The zero reset can also be released using the external zero reset input. The operation can be repeated as required.
RUN T FUN
The previous display will be resumed and the zero reset indicator will turned OFF.
Hold the ENT and RIGHT Keys down together for about 3 seconds.
+
T (Threshold) Mode Section 4-4
118
4-4 T (Threshold) Mode 4-4-1 Teaching Procedures
Position Teaching
With position teaching, the threshold values are set based on the values for a workpiece. This teaching method ensures that the measured value will be the ON threshold value after teaching.
Set the mode switch to T.
Select the threshold value that is to be taught using the threshold switch.
Set the workpiece and press the ENT Key for about 1 second while the sub-display is lit.
RUN T FUN
H L
The measured value of workpiece will be displayed on the sub-display and it will flash twice (all digits will flash together).
The sub-display will light con-tinuous after flashing twice.
Press the ENT Key.
The threshold value will be set after the display flashes twice and then lights continuously.
POINT
The threshold value will not be modified if a teaching error occurs.
T (Threshold) Mode Section 4-4
119
Two-point Teaching
Two-point teaching sets the threshold values in the middle between the currently set threshold value and the current measured value.
The workpiece is set in the status where the first point threshold value was set.
After setting the first point for the threshold value (e.g, after completing position teaching), set the second point for the workpiece by pressing the ENT Key for 3 seconds or longer.
The value in the middle between the first and second points for the work-pieces will flash twice on the sub-dis-play.
The sub-display will light con-tinuous after flashing twice.
Press the ENT Key for 3 seconds or longer.
The threshold value will be set after the display flashes twice and then lights continuously.
POINT
The threshold value will not be changed if a teaching error occurs.
T (Threshold) Mode Section 4-4
120
Automatic Teaching
Automatic teaching is used to automatically set the threshold values at optimum positions. The threshold values are automatically set in the mid-dle between the maximum and minimum distance values while the keys are held down.
Select the threshold value that is to be taught using the threshold switch.
Press the ENT and RIGHT Keys at the same time as the workpieces flow.
H L
“AUtot” will flash on the sub-display after the keys have been pressed for 1 second (sampling, however, will start immediately after the keys are pressed).
Sampling will continue while the keys are pressed.
Release the keys.
Press the ENT and RIGHT Keys at the same time.
Release the keys.
The threshold value will be automati-cally set when you release the keys. It will be set to the middle position between the maximum and minimum measured for the sample values.
The automatically set threshold value will flash on the sub-display twice.
+
The sub-display will light con-tinuously after flashing twice.
T (Threshold) Mode Section 4-4
121
The threshold value will be set after the display flashes twice and then lights continuously.
The threshold value will not be changed while the display is flash-ing. The measurement process is continued using the previous threshold value.
POINT
The threshold value will not be changed if a teaching error occurs.
POINT
T (Threshold) Mode Section 4-4
122
4-4-2 Inputting Threshold Values Directly
The threshold values can be input directly without using the teaching func-tion. Threshold values can also be fine-tuned after teaching. The mea-sured value is displayed on the main display and the threshold value is displayed on the sub-display.
Changing the Numeric Value
Set the mode switch to T.
Select the threshold value that is to be input directly using the threshold switch.
Press the UP, DOWN, RIGHT, or LEFT Key.
Direct input will be started.
RUN T FUN
H L
The leftmost digit of the threshold value will flash on the sub-display.
Change the numeric value using the procedure shown in the following figure.
Press the UP, DOWN, RIGHT, or LEFT Key.
The digit being set flashes.
Moves to a higher digit.
Moves to a lower digit.
Increments the numeric value.
Decrements the numeric value.
T (Threshold) Mode Section 4-4
123
Confirming the Numeric Value
The flashing numeric value must be confirmed to be stored. The numeric value is confirmed using the following method.
When you finish adjusting the numeric value, press the ENT Key to confirm the value.
All digits will flash twice.
The display will light continu-ously after flashing twice.
Press the ENT Key.
The numeric value will be stored in EEPROM after the display flashes twice and then lights continuously.
Changes made to threshold values will be canceled if the mode is changed using the mode switch or if the setting of the threshold switch is changed while the display is flashing.
POINT
FUN (Function) Mode Section 4-5
124
4-5 FUN (Function) Mode 4-5-1 Normal Operation
The Function Mode is used to set various functions. Basic procedures for setting items are described in the next section.
In RUN Mode, outputs are made in Function Mode in the KEEP status regardless of the KEEP/CLAMP setting for non-measurement.
4-5-2 Changing the Function
The basics of changing the function are as follows:
The RIGHT Key changes to the next item (forward).
The LEFT Key changes to the previous item (backward).
Set the mode switch to FUN.
Change the function by pressing either the RIGHT (forward) or LEFT (back-ward) Key.
RUN T FUN
The current set value will be displayed on the sub-display.
Pressing the RIGHT Key changes the function for-ward.
Example: Changing the Function Forward
FUN (Function) Mode Section 4-5
125 4-5-3 Changing Non-numeric Set Values
The following procedure is used to change set values other than numeric values for the functions that require changing.
Example: Changing the Hold Mode
Change the function to the one that requires setting using the procedure given in 4-5-2 Changing the Function.
Press either the UP or DOWN Key to start the setting change.
The current set value will flash on the sub-display.
Press either the UP or DOWN Key.
FUN (Function) Mode Section 4-5
126
Change the set value using the procedure shown in the following figure.
Confirming the Set Value
The flashing set value must be confirmed to be stored. The numeric value is confirmed using the following method.
Example:
Changes the set value forward.
Changes the set value.
Cancels the setting.
Returns to previous set value. Flashing stops and
display lights continuously. Cancels the setting.
Returns to previous set value. Flashing stops and display lights continuously.
When you finish selecting the set value, press the ENT Key to confirm the set-ting.
The set value will be stored in EEPROM after the display flashes twice and then lights continuously.
Press the ENT Key.
FUN (Function) Mode Section 4-5
127 4-5-4 Changing Numeric Set Values
The following procedure is used to change the numeric set value for the functions that require changing.
Change the set value using the procedure shown in the following figure.
Change the function to the one that requires setting using the procedure given in 4-5-2 Changing the Function.
Press either the UP or DOWN Key to start changing the setting.
The leftmost digit of the set numeric value will flash on the sub-display.
Press either the UP or DOWN Key.
The digit being set flashes.
Moves to a
higher digit. Increments the
numeric value.
Decrements the
numeric value. Moves to a lower digit.
FUN (Function) Mode Section 4-5
128
The setting operation will be canceled and the previous set value will be displayed if the LEFT Key is pressed at the leftmost digit or the RIGHT Key is pressed at the rightmost digit when setting a numeric value (flashing).
The setting is canceled and reset to the previ-ous set value.
The display will stop flashing.
FUN (Function) Mode Section 4-5
129
Confirming the Numeric Value
The flashing set value must be confirmed to be stored. The numeric value is confirmed using the following method.
When you finish adjusting the numeric value, press the ENT Key to confirm the value.
All digits will flash twice.
The display will light continu-ously after flashing twice.
Press the ENT Key.
The numeric value will be stored in EEPROM after the display flashes twice and then lights continuously.
FUN (Function) Mode Section 4-5
130
Errors when Confirming a Numeric Value
A setting error will occur under the following conditions.
1. When the set value is too large.
2. When the set value is too small.
If an error occurs, the relevant error will be displayed on the sub-display three times at one-second intervals as shown in the following figure, and then the previous set value will be displayed.
The error is displayed when the ENT Key is pressed.
1. Errov (Error: Over) 2. ErrUd (Error: Under)
FUN (Function) Mode Section 4-5
131 4-5-5 Key Lock
This function disables the control keys.
Setting the Key Lock
Releasing the Key Lock
The following operations are enabled while the keys are locked:
• Changing the mode switch
• Changing the threshold switch
• Releasing the key lock
Set the mode switch to FUN.
Press the UP, DOWN, RIGHT, and LEFT Keys at the same time for 3 sec-onds or longer.
“LocK” will be displayed on the main display and “” will be displayed on the sub-display for 3 seconds.
RUN T FUN
After 3 seconds, “OK” will be displayed on the sub-display to complete the key lock process.
Press the UP, DOWN, RIGHT, and LEFT Keys at the same time for 3 seconds.
Press the UP, DOWN, RIGHT, and LEFT Keys at the same time for 3 sec-onds or longer.
“FrEE” will be displayed on the main display and “” will be displayed on the sub-display for 3 seconds.
After 3 seconds, “OK” will be displayed on the sub-display to complete the key lock releasing process.
FUN (Function) Mode Section 4-5
132
4-5-6 FUN Mode Status Transitions
The status transitions in the FUN mode are shown in the following chart.
Timer time setting
Timer mode Hold Hysteresis Number of samples
to average
Timer time can be set only when OFF-delay, ON-delay, or 1-shot timer is set.
Timer time setting item is added after the timer mode setting.
No 2-sensor operation
A − B mode A + B mode
No special setting display Settings-related
No special setting display Settings-related