Hach POLYMETRON 8811 Manuel D'utilisation De Base page 23

ALARM X -> Y/Z Relay X allocated to the measurement Z of channel Y. Adjustment of the alarm threshold.
LIMIT XXXX XXXX: 0 - 9999
Press ENTER.
• For relay 7 allocated to the warning:
ALARM
WARNING: XXX
Press ENTER.
• For relay 8 allocated to the system alarm:
ALARM
SYS. ALARM: XXX
Press ENTER.
When a warning or a system alarm occurs, the corresponding message is displayed and flashes
(refer to Table 2 on page 17).
Alarms ER6, ER29 and ER30 indicate a lack of sample to the sequencer. The following actions will occur:
• NO SAMPLE (X= 1 - 6) message send on display and 1st RS232
• System alarm relay switch from position N.O. to close (or vice - versa)
• 8811 automatically launches a new analysis on the next channel programmed in the sequence menu.
UNIT menu
DISPLAY
PROGRAMMING
UNIT
Press ENTER.
• One measurement/channel
UNIT
CONC: XXXXX
The user can write the unit using the SCROLL UP/DOWN keys.
Press ENTER.
• Two measurements/channel
UNIT
CONC X: YYYYYY
The user can write the unit using the SCROLL UP/DOWN keys.
Press ENTER.
UNIT
MEASURE: XXX
Activates the warning
XXX: YES/NO
Activates the system alarm
XXX: YES/NO
N O T I C E
DESCRIPTION
Measuring unit programming.
Programming the concentration unit.
Both measures can have different units.
X = 1 or 2; Y = alphanumeric.
Programming the direct measurement unit.
English 23