49
Note
If there is any key input or transmission while the backlight is off, the back-
light will turn on again.
4-11-2
Alarm Output On/Off
The output of the ALM OUTPUT terminal, which is located in the terminal
block on the rear panel of the NT600M, can be turned ON and OFF from the
host. The ALM OUTPUT terminal is turned ON and OFF when a screen reg-
istered for an alarm is displayed, and also when there is an NT600M error.
ALARM
OUTPUT
4-11-3
Buzzer On/Off
The built-in buzzer can be turned on and off from the host. There are two
types of buzzers, continuous and intermittent. The buzzer also sounds when
a screen registered with the buzzer is displayed. The buzzer stops when the
Buzzer Key is pressed.
Continuous
buzzer
(Continuous sound)
Intermittent
buzzer
(Intermittent sound)
4-11-4
Initialize Display History
History data in the NT600M can be cleared (initialized) by the host. Until this
operation is executed, history data continues to be registered.
4-11-5
HOST RUN INPUT
The HOST RUN INPUT detects when the host in not in RUN, and displays
the host error screen. Pin 2 of SW1 is used to enable and disable this input.
When the HOST RUN INPUT is enabled, the host error screen is displayed if
it turns OFF.
HOST
RUN
INPUT
Pin 2 of SW1 ON:
HOST RUN INPUT disabled.
Pin 2 of SW1 OFF:
HOST RUN INPUT enabled.
Special Controls
Section 4-11
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