Hach-Lange SD900 User Manual User Manual
Page 43
Table 5 Error messages (continued)
Message
Description
Solution
NEED TO CAL
LIQUID SENSOR IS
DISABLED. CAL IS
REQUIRED!
The liquid sensor was disabled and a
manual volume calibration is required.
Calibrate all volumes or enable the
liquid sensor.
NEED TO CAL
LIQUID SENSOR IS
ENABLED. SENSOR
REQUIRES CAL
The liquid sensor must be calibrated.
Calibrate the liquid sensor.
NOT ALLOWED
1 BTL CONFIGURED
DISTRIBUTOR NOT
RELEVANT
The distributor cannot be moved when
the program is set to a single bottle.
Change the bottle number
configuration in the program setup
menu.
NOT ALLOWED
ENABLE LIQUID SENSOR TO
PERFORM CAL
The liquid sensor cannot be calibrated
when the liquid sensor is disabled.
Enable the liquid sensor in the
program setup menu.
CANNOT ENABLE
PGM START/STOP AND
STORM WATER AT SAME
TIME
The start/stop time and stormwater
cannot be enabled at the same time.
Enable the correct option.
FAULT. PUMP FAULT
The pump failed to operate correctly.
Examine the pump for obstructions.
ALARM
CHANGE TUBE
The pump has operated for the
maximum number of pump cycles.
Change the pump tube and reset the
maximum number of pump cycles.
FAULT
ARM FAULTY
The distributor arm failed to operate
correctly.
Make sure that the distributor arm is
connected correctly and can move in
both directions.
ERROR. WRONG PWD
The password is not correct.
Enter the correct password.
PGM DELAY DISABLED
The program delay cannot be set in
counts when sample pacing/collection is
set in time.
Set the sample pacing/collection to
flow based.
NO SDI-12 DEVICE
WAITING TO DETECT
SDI-12 SENSOR
There is a connection or communication
problem with the SDI-12 device.
Make sure that the cable connection
is good. When the problem is
corrected, the sensor will be found
during the next scan interval.
ALARM
LOW BATTERY
The main battery power is low.
Replace the battery with a fully-
charged battery.
ALARM
LOW MEMORY BATTERY
The internal memory battery is low.
Contact technical support.
ERROR
INVALID SELECTION
The selection is not compatible with the
program setup.
Make sure that the selection agrees
with the configuration in the program
setup menu.
CANNOT ENABLE TB SET IN
1 BOTTLE CONFIG
Timed Bottle cannot be set for one
bottle.
Set the bottle quantity to two or
more.
CANNOT ENABLE TB SET IN
SAMP/BOT CONFIG
Timed Bottle cannot be set for the
sample per bottle configuration.
Set the distribution mode to bottles
per sample.
CANNOT ENABLE TB SET IN
COMPOSITE MODE
Timed Bottle cannot be set for Deliver to
All Bottles (Composite Mode).
Set the composite mode to
OPT_NO.
English 41