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Summary of Contents for Omega PHH444
- Page 1 User’s Guide Shop online at omega.com e-mail: info@omega.com For latest product manuals: omega.com/en-us/pdf-manuals PHH444 Handheld pH/mV Meter and pH Electrode Kit...
- Page 2 Fax: (203) 359-7700 e-mail: info@omega.com For Other Locations Visit omega.com/worldwide The information contained in this document is believed to be correct, but OMEGA accepts no liability for any errors it contains, and reserves the right to alter specifications without notice.
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Page 3: Specification
Soaking Solution x 1 pc Black carrying case Calibration certificate SPECIFICATION Model PHH444 Parameter Data Hold Freeze the display reading. Meter dimension 175mm x 58mm x 32mm (With BNC connector) Power supply AAA batteries x 3 pcs 0~90 ℃... -
Page 4: Key Pad (Controls)
KEY PAD (CONTROLS) PWR: Power on (Press in one second) or power off (Press more than 2 seconds when operation). SET: Move to left digit. (Under setting mode). Long pressing to save setting or calibrate the reading. CAL: Move to right digit. (Under setting mode). MODE: Check pH in mV measurement. -
Page 5: Auto Power Off
3. When Meter shows erratic readings, it must be sensor failed or power is weak. 4. Only select one of the two electrodes while measuring the same water zone, otherwise meter appears erratic readings. Read two parameters at the same time are only available for measuring two different water sources. (1) POWER NOTE: Make sure you have connected the electrode to the meter before power on. - Page 6 “ATC” ICON INDICATION Probe type ntc 10K (Default) ntc 30K Plug in Temp. XX.X Temp. XX.X Manual “─ ─ ─” “─ ─ ─” Un-plugged temp. ATC icon pH/mV CALIBRATION PROCEDURE and MEASURING NOTE: When not use the electrode, it should immerse the “Electrode sensing head” into the “Protection bottle.” NOTE: Calibration is necessary before operation, the calibration procedures refer to as below“...
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Page 7: Electrode Maintenance
NOTE: After calibrating pH4 or pH10 by long pressing SET button, there is a slope value show in pH block in few seconds which stands for the electrodes conditions. If the slope value is: Slope Range Description Between 70%~130% First clean the electrode and then calibrate. <70% or >130% You need to change the electrode, it is no longer usable. -
Page 8: Troubleshooting
the electrode to see if the electrolyte in the electrode is run out. If yes, please fill the electrolyte and make the new calibration. Electrode Cleaning Techniques When your pH or ORP electrode gets slow, fouled and coated with contaminants, there are several things that you can do to restore performance. - Page 9 Department will issue an Authorized Return (AR) number immediately upon phone or written request. Upon examination by OMEGA, if the unit is found to be defective, it will be repaired or replaced at no charge. OMEGA’s WARRANTY does not apply to defects resulting from any action of the purchaser, including but not limited to mishandling, improper interfacing, operation outside of design limits, improper repair, or unauthorized modification.
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