User Guide

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Authorized Dealer
SPECIFICATIONS
RANGE
Watercheck
™
0.0 to 14.0 pH
0.00 to 1990 µS/cm
Watercheck
™
1 0.0 to 14.0 pH
0 to 1990 ppm
TDS RATIO 0.5 ppm = 1 µS/cm
(Watercheck
™
1 only)
ACCURACY ±0.2 pH / ±2% F.S.
(@20°C/68°F)
TYPICAL EMC ±0.2 pH / ±2% F.S.
DEVIATION
pH CALIBRATION Single point
CONDUCTIVITY/TDS Single point
CALIBRATION
TEMPERATURE Automatic from
COMPENSATION 5 to 50ºC (41 to 122ºF)
with a β of 2% per degree °C
PROBE HI 1281 (included)
BATTERY TYPE 3 x 1.5V
LIFE approx. 290 hours
ENVIRONMENT 0 to 50ºC (32 to 122ºF)
max 95% RH non-condensing
DIMENSIONS 194x29x15 (7.6x1.2x0.6")
WEIGHT 70 g (2.5 oz.)
ACCESSORIES
HI 771P pH 7.0 and 1410 µS/cm calibra-
tion solutions (20 mL each) and
screwdriver (Watercheck
™
)
HI 773P pH 7.0 and 1380 mg/L calibra-
tion solutions (20 mL each) and
screwdriver (Watercheck
™
1)
HI 70300M Storage solution, 230 mL
HI 1281 pH and Conductivity/TDS re-
placement probe
Watercheck™ is a Trademark of "Hanna Instruments"
Watercheck
™
pH and Conductivity Meter
Watercheck
™
1
pH and TDS Meter
ISTRWATCR2
07/97