Programming The Sampler For Level Control; Other Displayed Messages - Hach SIGMA 900 Instrument Manual

4.9 Programming the Sampler for Level Control

Item
Message
Number
1 LEVEL CONTROL
2 LEVEL START?
3 LEVEL START/STOP
4 SAMPLE ON LEVEL?

4.10 Other Displayed Messages

Message
This message appears if a key other than
YES/NO or * TO
followed by a question mark while in the Parameter Entry, Programming Running, or Time Set
BACKUP
modes.
This message appears if a key other than
WHILE RUNNING, KEY
program must be halted (press the
0 - 1 - 2 ONLY
Bottle Advance, Pump, Purge, Take Sample, New Program, etc.
This message appears if
REVIEW RESULTS? A
PROGRAM?
If you press the
REVIEW PROGRAM?
will place the sampler back into the standby state.
LOW BATTERY This message indicates that the external battery is low and requires recharging.
MEMORY POWER LOW This message indicates that the internal lithium battery is low and needs to be replaced.
PROGRAM STOPPED During composite mode, this message appears upon a full bottle condition. The program cannot
DUE TO FULL BOTTLE be restarted until the composite container is emptied and the float switch is in the lowered position.
If your instrument is programmed for single container composite sampling, this message appears
if the
the same circuit path is used for the composite full bottle float switch (composite mode) and
BOTTLE IS FULL #1 bottle indicator (multiple bottle mode), this message will also appear if the
is pressed with the sampler programmed for single container composite with the distributor
assembly in place, and the arm in the #1 bottle position. To correct this situation, remove the
distributor, install the composite container retainer, and press the
FULL BOTTLE or The full bottle float switch is in the raised position due to a full composite container. To resume the
PROGRAM HALTED program, exchange the full container with an empty one. With the float switch in the lowered
DUE TO FULL BOTTLE position, the program will resume within one minute.
8544operations.fm
Put the sampler in a standby state (i.e. "Program Halted", "Ready To Start" or
"Program Complete") hold
display to read Level Control?". The following messages may be displayed in
"
the level control program:
If you press ,
NO SPECIAL OUTPUT?
display shows item 2.
If you press , the sampler operates as described in Mode 1. If you press
YES
display shows item number 4.
If you press the sampler operates as described in Mode 2. If you press
YES,
display shows item number 5.
If you press the sampler operates as described in Mode 3. If you press
YES,
display shows item number 1.
Note: In addition to the liquid level actuator, a Multi-purpose Half cable (Cat. No. 941
or 541) may be used to connect the sampler to any controlling device which
produces a dry contact closure upon a predetermined conditions. For example, a
pH meter with adjustable high/low set points can be used to control sampler
operation in any of the three level/auxiliary control modes.
DISPLAY FEEDBACK
response will cause the sample program results to appear. A
YES
to appear.
key, all programmed settings will appear on the display. Pressing the
YES
key is pressed and the float switch is not in the lowered position. Because
START PROGRAM
for two seconds. This will cause the
CLEAR ENTRY
Description of Message
will appear on the display. If you press
Description of Message
or is pressed and the displayed message is
YES NO
, , or is pressed while the program is running. The
0 1 2
key) before any manual operations are performed, such as
2
is pressed and the sample program has been halted.
Programming the Sampler for Level Control
Section 4
, the
YES
, the
NO
, the
NO
, the
NO
response causes
NO REVIEW
key
NO
key
START PROGRAM
key.
START PROGRAM
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