GTC-200A
12
4-3-5. 1st Alarm LED (Alarm 1 LED)
Alarm 1 LED is on when first alarm occurs on channel unit. If the value reaches
at1st alarm value during test of channel unit, Alarm 1 LED is on
4-3-6. 2nd Alarm LED (Alarm 2 LED)
Alarm 2 LED is on when second alarm occurs on channel unit. If the value reaches
at 2nd alarm value during test of channel unit, Alarm 2 LED is on
4-3-7. 3rd Alarm LED (Alarm 3 LED)
Alarm 3 LED is on when third alarm occurs on channel unit. If the value reaches
at 3rd alarm value during test of channel unit, Alarm 3 LED is on.
4-3-8. 3 Color Bar Graphic LED
3 Color Bar Graphic LED displays the measured value and alarm setting value continuously
like FND display
- When the measured value is lower than 1st alarm, the LED color is green.
- When the measured value is lower than 2nd alarm, the LED color is orange
- When the measured value is lower than 3rd alarm, the LED color is red.
If measured value is higher than alarm setting value, bar graphic is being held at the
maximum value and is flickering with the alarm
4-3-9. Test Key
If pressing Test Switch, channel unit goes into self- diagnosis mode.
- Measurement display FND is flickering and user can check alarm function on channel unit
and common unit by changing flickering measurement value with
▲ or ▼ key
- By pressing reset key on each channel unit once, self diagnosis mode is cancelled.
4-3-10. Reset Key
This key is used for canceling of alarm, self test and/or program setting of Channel Unit.
4-3-11. Func. Key
Function Key is used for switching or selecting mode when setting of alarm value, alarm
type, alarm dead band and/or alarm delay time.
4-3-12.
▲ ▼ Key (UP/DOWN KEY)
After selecting each mode by Func Key, desired value will be chosen by
“▲”, “▼” Key.
Furthermore, the value change will be accelerated by keeping “▲”, “▼” Key press if user
need to change a lot of numbers at one time.
