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Calibration Column

Calibration Column
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Calibration Column DESCRIPTION Milton Roy test tube Calibration Columns are designed specifically for use in determining flow rates of chemical metering pumps. Pump flow rate verification on periodic basis or after maintenance is important to system accuracy. The test tube Calibration Columns provide a fast, easy, economical means of checking flow rates of your chemical metering pump. The units are easily installed (see instructions and diagram on reverse side). Test tube Calibration Columns are available in the six sizes shown below. Flow rates shown below are based on a 30 second sample time. • • • • • • • 60 ml . . . .for pumps up to 2.0 GPH 100 ml . . . for pumps up to 3.3 GPH 250 ml . . . for pumps up to 8.3 GPH 500 ml . . . for pumps up to 16 GPH 1000 ml . . for pumps up to 34 GPH 2000 ml . . for pumps up to 67 GPH 4000 ml . . for pumps up to 120 GPH Rugged PVC materials of construction Large, easy to read label with operating instructions for ease of use Graduated in ml and standard divisions -no conversion needed Easy to Clean Available from stock C 1/4” Female NPT 1/2” Female NPT 1/2” Female NPT 3/4” Female NPT 3/4” Female NPT 2” Female NPT 2” Female NPT

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INSTALLATION INSTRUCTIONS The recommended installation is shown below. OPERATING INSTRUCTIONS A stop watch or standard wrist watch with sweep second hand is required. 1. Install the test tube in the suction line to the chemical feed pump. The test tube should be installed in a vertical position, adjacent to the chemical storage tank. The test tube is filled by gravity; therefore, the tank must be full, or nearly full, in order to use the test tube. 1. With the pump operating normally, storage tank full or nearly full, and both valve A and valve B in the full open position, the test tube...

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