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RPI RPT820 Installation Instructions

Water quality tester

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SPECIFICATIONS:
Range:
Resolution:
Accuracy (@20°C/68°F):
Typical EMC Deviation:
Calibration:
Manual, 1 point, through trimmer
Calibration Solution:
RPS821 (800 ppm @ 25°C)
Temperature Compensation:
Automatic, 5 to 50°C (41 to 122°F)
Environment:
0 to 50°C (32 to 122°F); 95%RH
Battery Type:
Battery Life:
Dimensions:
Weight:
BATTERIES:
Expected battery life should be approxi-
mately 150 hours. Batteries should be
replaced when the display will not turn
on or fades. The Tester uses (4) 1.5V coin
cells (Type LR44 or 357).
RECOMMENDATIONS FOR USERS:
Before using these products, make sure
that they are entirely suitable for the
environment in which they are used.
Operation of these instruments in resi-
dential areas could cause interference to
radio and TV equipment. Any variation
introduced by the user to the supplied
equipment may degrade the instru-
ment's EMC performance. To avoid elec-
trical shock, do not use this instrument
when voltages at the measurement sur-
face exceed 24 Vac or 60 Vdc. To avoid
damage or burns, do not perform any
measurement in microwave ovens.
0 to 999 ppm (mg/L)
1 ppm
±2%f.s.
±1%f.s.
4 x 1.5V alkaline
approx. 150 hours
150 x 30 x 21 mm
(5.90" x 1.20" x 0.80")
70g (2.5.oz.)
RPT820
WATER QUALITY TESTER
INSTALLATION INSTRUCTIONS
TDS Meter with Automatic
Temperature Compensation
The Water Quality Tester is a meter
designed to measure water quality. This
meter determines the total amount of
dissolved solids (TDS) present in the
water being used for sterilization (or for
any other water quality purpose). RPI
recommends this meter be used with
StatIM ® Cassette Autoclaves. SciCan
states the total dissolved solids (TDS)
allowable in the water reservoir to be a
maximum of 5 Parts Per Million (ppm) or
a conductivity of less than 10 micro
Siemens (µs/cm). RPI's Water Quality
Tester displays its readings in "Parts Per
Million" (ppm) and will automatically
compensate for temperature variations.

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Summary of Contents for RPI RPT820

  • Page 1 (or for Operation of these instruments in resi- any other water quality purpose). RPI dential areas could cause interference to recommends this meter be used with radio and TV equipment. Any variation StatIM ®...
  • Page 2 5. The reading should be 5 ppm. CALIBRATION: Check calibration of meter using Calibration Solution (RPI Part #RPS821). Check Meter approximately every 4 months. Check calibration by immersing the Tester in a container of calibration solution (the solution is supplied in a single use pouch and can serve as the container) without exceeding the max level line and without bottoming out the meter.