HI99141 Boiler and Cooling Tower pH Portable Meter

The HI99141 is a waterproof, portable pH and temperature meter specifically designed for boiler and cooling tower applications. The HI72911D pre-amplified double junction pH probe features a flat tip sensor that is easy to clean and prevents solids in solutions from collecting on the sensor. The titanium body of the HI72911D functions as a potential matching pin for increased stability of readings and extended sensor life.

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Details

Maintenance free gel filled electrode

Unbreakable titanium body

Titanium construction provides an unbreakable structure and allows the transfer of heat to the internal temperature sensor for rapid temperature compensation.

Features at-a-glance

Automatic Temperature Compensation
one or two-point automatic calibration
BEPS – Alerts the user of low battery power that could adversely affect readings
Compact, heavy-duty, and waterproof
Battery % displayed on start-up
HELP feature, displays tutorial messages on LCD

Specifications

Specifications
pH Range	-2.00 to 16.00 pH
pH Resolution	0.01 pH
pH Accuracy	0.02 pH
pH Calibration	automatic, at one or two points with two sets of standard buffers (pH 4.01 / 7.01 / 10.01 or pH 4.01 / 6.86 / 9.18)
Temperature Range	-5.0 to 105.0C / 23.0 to 221.0F
Temperature Resolution	0.1C / 0.1F
Temperature Accuracy	0.5C (up to 60C); 1.0C (outside) / 1F (up to 140F); 2.0F (outside)
Temperature Compensation	automatic from -5.0 to 105.0C (23 to 221F)
Electrode/Probe	HI72911D titanium body, pre-amplified pH electrode with internal temperature sensor, DIN connector and 1 m (3.3’ cable) (included)
Battery Type/Life	1.5V (3) AAA / approximately 1200 hours of continuous use; auto-off after 8 minutes of non-use
Environment	0 to 50C (32 to 122F); RH max 100%
Dimensions	152 x 58 x 30 mm (6.0 x 2.3 x 1.2”)
Weight	205 g (7.2 oz.)
Ordering Information	HI99141 is supplied with HI72911D pH probe, HI70004 pH 4.01 buffer solution sachet, HI70007 pH 7.01 buffer solution sachet, HI700661 electrode cleaning solution sachets (2), batteries, instructions and hard carrying case.