Why touch switch does not work and the buzzer sounds on Omron Touch terminals?
If a touch switch does not work and the buzzer sounds on your Omron Touch terminal, the interlock function might be set for the touch switch, and the controlling interlock bit is OFF. Touch switches are disabled when the corresponding interlock bit is OFF. Check the status of the corresponding interlock bit and turn it ON.
Why the display is dim on Omron NT31 Touch terminals?
If the display on your Omron Touch terminal is dim, it could be due to insufficient contrast or brightness. Increase the contrast/brightness. Alternatively, the backlight might be defective, or its life has expired. Replace the backlight.
Why the display is too faint on Omron Touch terminals?
If the display on your Omron Touch terminal is too faint, the contrast might be too high. Reduce the contrast.
Why the digits in numeral display come out as on Omron NT31 Touch terminals?
If the digits in the numeral display of your Omron Touch terminal appear as ' ', it indicates that the number of digits of a numeric value in a numeral memory table exceeds the set number. Confirm the values of the PLC words allocated to the numeral memory table and allocate one PLC word to each numeral memory table.
Why " " or " " is displayed in the numeral display or numeral input field on Omron Touch terminals?
If you see " " or " " displayed in the numeral display or numeral input field of your Omron Touch terminal, it means the numeric value in the numeral memory table exceeds the number of display digits. Check the values of the PLC words allocated to the numeral memory table entry. If the numeral display or numeral input field has 4 digits or less, allocate only one word to each numeral memory table entry.
What does '[No Comm. Protocol] Set the comm. Protocol by MAINTENANCE MODE' mean on Omron NT31 Touch terminals?
If your Omron Touch terminal displays the message '[No Comm. Protocol] Set the comm. Protocol by MAINTENANCE MODE', it indicates that no communication protocol has been set, or the communication protocol and screen data type are mismatched. Using the memory switches, set the communication method to be used for communication with the host.
What does '[Screen Data Error] Screen Data corrupted. Initialize Screen Memory, and download Screen Data again' mean on Omron Touch terminals?
If your Omron Touch terminal displays the error message '[Screen Data Error] Screen Data corrupted. Initialize Screen Memory, and download Screen Data again,' it indicates that the power was switched OFF during screen data initialization, checking, or transmission; transmission of screen data was interrupted; or illegal data has been written to the screen data memory. Initialize the screen data memory by operation at the System Menu, then re-transmit the screen data. If the problem persists, contact your OMRON service center.
What does '[No Screen Data] No Screen Data is saved in Screen Memory' mean on Omron Touch terminals?
If your Omron Touch terminal displays the message '[No Screen Data] No Screen Data is saved in Screen Memory', it means that no screen data is registered. Transmit screen data from the Support Tool.
What does '[No Starting Screen] Specified Starting Screen is not saved' mean on Omron NT31 Touch terminals?
If your Omron Touch terminal displays the message '[No Starting Screen] Specified Starting Screen is not saved', it indicates that no data is registered for either the screen number set in the PT status control area or the Initial Screen set with the Support Tool. Either specify a screen number for which data is registered at the PT status control area, or set the screen as the Initial Screen in the System settings under PT Configuration at the Support Tool.
What does '[No Direct Connection Info.] No Direct Connection Information is set in Screen Data' mean on Omron NT31 Touch terminals?
If your Omron Touch terminal displays the message '[No Direct Connection Info.] No Direct Connection Information is set in Screen Data', it indicates that allocated words have not been set for the PT status control area and PT status notify area. Allocate words for the PT status control area and PT status notify area with the Support Tool and then transmit the direct connection information to the NT31/NT31C.
General| Display Type | STN LCD |
|---|---|
| Touch Panel | Analog resistive |
| Communication Interface | RS-232C, RS-422/485 |
| Power Supply | 24 VDC |
| Operating Temperature | 0 to 50 °C |
| Storage Temperature | -20 to 60 °C |
| Display Size | 5.7 inch |
| Resolution | 320 x 240 pixels |
| CPU | 32-bit RISC |
| Humidity | 10 to 90% RH (non-condensing) |
| Shock Resistance | 15 G for 11 ms |
| Protection class | IP65 (front panel) |
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