APT3700N Smart Pressure Transmitter for Nuclear Service Operation Manual M3700N-K01E
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3.7. Button Function
Transmitter's settings of zero, span buttons are as followed.
The following button type is available of the adhered LCD.
1) When pressing the right side back of the top transmitter's both name plate bolt's from
the Name Plate, the zero/span button appears.
2) zero setting way
The current value process that is given is set to
Lower Range Value(4mA)
.
The stable pressure of Zero setting should be confirmed for at least 10 seconds and
when pressing the Zero button for more then 3 seconds, the LCD shows a message of
“
ZERO
”. After checking the message and letting go the button off of Zero. After 1 second,
by pressing the Zero button for more then 3 seconds, “
-ZE-
“ appears as a LCD message
and is finished as a zero setting,
3) Span setting Way
The current setting Process value is
Upper Range Value(20mA).
After confirming with the safety pressure of above second span setting and pressing
span button for more 3 seconds shows an LCD message of “
SPAn
” appears. After
checking the message, take the hand off the span button. After 1 second, while pressing
the Span button for more then 3seconds shows a LCD message of “
-SP-
“ and the Span
setting is finished.
Button Error and LCD Display Message should refer to
Appendix I
.
The other functions to this is pressing ZERO+SPAN of performing the new menu
form function. Menu method and movement way should refer to the diagram below.
