Omron NT600M Series Operation Manual page 97

Specifications
Special Features
Item
Alarm output
Host RUN input
Buzzers
Maintenance functions
Battery backup
Key input sound setting
90
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Relay output on rear terminal block; NO contact.
Rating: 1 A at 24 VDC or 0.5 A at 100 VAC, with resistance load
Output condition: NO Contact (Closes when a command is received from the host or
when there is a screen displayed with an alarm-ON specification.)
Photocoupler input on rear terminal block.
+10%
Rating 24 VDC /
–15%
When this input goes OFF, the display "host error" regardless of other conditions.
Two types: Continuous sound and intermittent sound.
ON: The buzzer will sound when a key input is made, when a buzzer-ON com-
mand is received from the host, or when a screen with a buzzer-ON specifi-
cation is called.
OFF: The buzzer is turned OFF when the Buzzer Key is pressed, when a buzzer-
OFF command is received from the host, or when a screen without a buz-
zer-ON specification is displayed.
Loudness: 80 dB min. and 87 dB on average (measured at a distance of 10 cm)
Self-test for memory, switches, etc.
Status setting confirmation for communications and other conditions.
Simple communications confirmation.
Data backed up by battery when screen memory is SRAM.
Data backup time: 5 years (at 25 C)
If there is a voltage drop, the BAT LOW indicator on the front panel will light and the Bat-
tery Low Flag to the host will turn ON.
The battery can be replaced from the rear of the Terminal during operation.
If Key Input Sound is set to ON in the Memory Switch Menu, a beep will sound for 0.2 s
when a system key, function key, or touch switch is pressed.
Specifications
Appendix B