Explanations Of Program Messages - Hach SIGMA 900 Instrument Manual

Section 4

4.5 Explanations of Program Messages

Item
Message
Number
1 READY TO START
2 PROGRAM HALTED
3 PROGRAM RUNNING
4 PROGRAM COMPLETE
RE-ENTER PROGRAM,
5
DEPRESS *
6 PROGRAM DELAY
6a 10:35 AM 21JUL03
7 TIMED MODE
7a INTV = _ _ _ _MIN
8 FLOW MODE?
8a INTV = _ _ _ _CNTS
9 OTHER CHANGES
COMPOSITE MODE,
10
CONTINUOUS MODE
11 CHANGE VOLUME?
12 SAMPLE VOL = _ _ _
13 CALIBRATE VOL?
13a READY TO PUMP?
13b STOP AT MARK
Page 24
Explanations of Program Messages
Indicates that a program is ready to start. To start, press
Indicates the sampling program has been interrupted.
Indicates that a program is in process. Keys
program is running. If running, halt the program (press
a new program.
This message is displayed after program completion. To repeat the program, press
. Press
START PROGRAM NEW PROGRAM
When the sampler is on, this message will appear if the sampler was turned off during
program entry.
This is the first message in the programming sequence. If selected, the sampler will
start only after the delay period elapses. A
on the display.
A time and date are displayed when
example to the left signifies 10:35 in the morning, on October 24, 2000.
If selected, the sampler will operate on a timed cycle basis. Press
user to enter the number of minutes desired for the time interval between samples.
Press to prompt the question described in item 8.
NO
Enter the value for the interval between samples (in minutes).
Press the cause the sampler to operate on a flow proportional basis. It will prompt
YES,
the you to enter the number of flow signals that you want the sampler to count down
between samples. Press
NO
Enter the value for the number of pulses (counts) that you want to accumulate between
samples. To determine the appropriate number, refer to the programming instructions
for flow proportional operation in
Press to retain the previously entered program entries for all remaining programming
NO
steps, and return to the "Ready to Start" standby state. Press
previously programmed entries for all items 10 through 16.
This message appears if only one bottle is entered for the total number of bottles in the
parameter entry mode. Press
the programmed interval. The program will terminate only with a full bottle when using
the full bottle float switch (Cat. No. 8847). Press
"samples = _ _ _". This permits you to enter the desired number of samples, after which
the program will terminate.
Press to retain the sample volume from the previous program (programming items
NO
13, a–h are skipped), and the display will prompt the message in item 14.
Enter the desired sample volume (in mL) to be delivered to the sample container each
time a sample is initiated.
This message appears after you enter sample volume. If greater volume accuracy is
desired, press . Press
YES NO
When is pressed the sampler will pump to collect one sample. The pump will first
YES
pre-purge the intake line, draw sample liquid, and then post-purge.
Before pressing , pull the pump tubing off of the fitting where it enters the sampler
YES
housing and place a graduated cylinder at the sample discharge point.
After pressing in response to item 13a, the pump will pre-purge the intake line and
YES
begin pumping liquid into the graduated container. When the desired volume has been
delivered, press . The pump will then purge the intake tubing. The sampler
STOP PUMP
will hold the time to deliver the desired sample volume in memory. This timed volume is
repeated for subsequent samples.
Description of Message
START PROGRAM
, and are the only active keys while a
0 1 2
HALT PROGRAM
to enter a different program.
response causes message 6a to appear
YES
is pressed in response to message 6. The
YES
to prompt the question in item 7.
section 4.11.
to the "Continuous Mode?" prompt to take samples at
YES
to cause the display to read
NO
to skip the calibration and go to the next step.
.
) before entering
to prompt the
YES
to change the
YES
8544operations.fm