7-11-00
Reference
Junction under
Glass pH Bulb
MS
MR
pH
6P
ORP
COND
RES
TDS
These 5 Measurement keys will:
• Turn instrument on.
• Measure parameter.
• Exit any function.
(Built-in
Electrodes)
Preprogrammed
variable conductivity/
TDS ratios
Parameters (5)
Wrist/neck strap slot
(user supplied)
pH/ORP Sensor
Protective Cap
This key for:
• Calibration
• Memory Clear
• Solution Selection
• Confirmation
Up key/Memory Store
Down key/Memory Recall
Conductivity Cell
USER mode
for programming
special temperature
compensation
factor and
conductivity/TDS
ratio
Displayed here:
• Temperature
readout
• USER temperature
compensation or
conductivity/TDS
ratio
• Memory Storage/
Recall
• pH Calibration
ORP
Electrode
pH Glass
Electrode
pH/ORP Sensor
(Replaceable)
PPM
PPT
mV
µS
mS
K
M
BUFFER
°C
RATIO
% /
KCl
442
NaCl
User
ORP
RES
TDS
pH
COND
LOBATT CAL MEMORY
For detailed explanations see Table of Contents
Instrument Illustration
Units of Measurement
Megohms - cm
Ω
Kilohms - cm
mS - millisiemens/cm
(millimhos/cm)
µS - microsiemens/cm
(micromhos/cm)
PPM - parts per million
PPT - parts per thousand
Parameter
Resistivity
Resistivity
Conductivity
Conductivity
TDS
TDS
Temperature
Sensor
M
MY
YR
RO
ON
N L
L
C
CO
OM
MP
PA
AN
NY
Y
MCLR
CAL
1
ULTRAMETER
TM
