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Instruction Manual

HI 9812-0 • HI 9812-5

Portable

pH/EC/TDS/°C Meters

99 Washington Street 
Melrose, MA 02176 

Phone

 781-665-

1400

Toll Free 1-800-517-8431

Visit us at www.T

estEquipmentDepot.com

Summary of Contents for HI 9812-0

Page 1: ...Instruction Manual HI 9812 0 HI 9812 5 Portable pH EC TDS C Meters 99 Washington Street Melrose MA 02176 Phone 781 665 1400 Toll Free 1 800 517 8431 Visit us at www TestEquipmentDepot com...

Page 2: ...for two years against defects in workmanship and materials when used for their intended purpose and maintained according to instructions Probes are warranted for a period of six months Thiswarrantyis...

Page 3: ...point through slope trimmer EC TDS Temperature Automatic from 0 to 50 C 32 to 122 F Compensation with 2 C Probe included HI 1285 0 for HI 9812 0 HI 1285 5 for HI 9812 5 Battery Type 1 x 9V alkaline I...

Page 4: ...of the meter and install the battery while paying attention to its polarity Connect the probe to the DIN socket on the top of the meter by aligning the pins with the socket and pushing in the plug Alw...

Page 5: ...the displayed value Adjust the pH calibration knob until the LCD shows the pH value at the above temperature see the pH versus tempera ture chart The pH calibration is now complete pH CALIBRATION For...

Page 6: ...Immerse the probe in the solution Wait for a couple of minutes for thermal equilibrium to be reached Tap the probe on the bottom then shake it lightly while rotating to make sure no air bubbles remai...

Page 7: ...right to modify the design construction and appearance of its products without advance notice ACCESSORIES PROBES HI 1285 0 Combination amplified pH EC TDS probe with built in temperature sensor 8 pin...

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