Hach 2100P User Manual

69
SECTION 5, continued
4. Press the ↑ key to
scroll through the other
diagnostics. Each press
of the key increments the
digit in the small
numerical display below
the DIAG icon and the
result of the diagnostic
measurement is then
displayed. Each press of
the
READ key updates
the value. For
measurements made with
the lamp off and again
with the lamp on, the
measurement with the
lamp off is displayed
when the diagnostic is
entered. To see the
second measurement
with the lamp on, press
the → key (only works
with diagnostic codes
1, 7, 8, & 9). The lamp
icon will flash and the
lamp-on measurement
will be displayed in volts.
Press → to turn the lamp
icon off.
Note: DIAG 8 will display
---- for the lamp-on voltage
if a of >10 NTU is placed in
the cell compartment.

Hach 2100P Specifications

General

Range	0 to 1000 NTU
Light Source	Tungsten filament lamp
Detector	Silicon photodiode
Operating Temperature	0 to 50 °C (32 to 122 °F)
Power	4 AA alkaline batteries
Resolution	0.01 NTU
Measurement Principle	Nephelometric
Display	LCD