Front Panel Guide - Systech Instruments EC900 series Operator's Instruction Manual

10.1 Front Panel Guide

COMPONENT FUNCTION
Used to scroll through the front panel
menu functions.
Program
Scroll
Selects display digit to be changed.
Digit Select
Increments selected display digit.
Digit Increment
Enters new data into memory for that
function.
Enter/Reset
D1 to D4 Displays 0 to 9 and/or decimal point.
When on, indicates instrument in
PGM LED
program mode.
ALARM 1 LED Indicates Alarm 1 status.
ALARM 2 LED Indicates Alarm 2 status.
FAULT LED Indicates fault alarm status.
Displayed measured value is %
%
oxygen by volume.
ppm Displayed measured value is parts
per million by volume.
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EC900 Series Operation Manual
OPERATION
Press to select the required data. First
press displays the function code. After
1 second the data relating to the code
is displayed.
before 1 second then the next function
code is shown. Continue to press the
button until all programme values have
been accessed and -O2- is shown
when the display will revert to the
measurement of oxygen.
Selection is indicated by flashing digit,
first press selects D1 and successive
presses select remaining digits, decimal
point and % and ppm LED's.
Each press steps selected digit through
complete numerical range.
Cycles decimal point position.
Toggles ppm and % LED's
Press once to reset the display, after 1
second the display shows STORE to
indicate it has accepted the entry
(otherwise it will show ERR) or other
fault message.
Display set by selecting appropriate
digit, then digit increment.
Illuminated
energised and in alarm condition.
Illuminated
energised and in alarm condition.
Illuminated
energised and in alarm condition.
V4.7
If the key is pressed
indicates Relay 1 de-
indicates Relay 2 de-
indicates fault relay
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