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PRELIMINARY EXAMINATION
Remove the instrument from the packing material and examine it
carefully to make sure that no damage has occurred during shipping.
If there is any noticeable damage, please contact your local Hanna
Instruments Office.
Note: Save all packing material until you are sure that the instrument
functions correctly. All defective items must be returned in the
original packing material together with the supplied acces‑
sories.
HI8614 / HI8614L (pH) and HI8615 / HI8615L (ORP) are 2‑wire
water‑resistant transmitters specially designed for long distance
measurement of pH or ORP in industrial applications.
HI8614 and HI8615 are models without LCD, and the HI8614L and
HI8615L are models with LCD.
The LCD allows easy verification and monitoring of measured values,
and provides easier calibration and maintainance.
The pH or ORP signal is transmitted in a 2‑wire current loop in the
range of 4 to 20 mA.
HI8614 and HI8614L, can be connected to the Hanna Instruments
process instruments HI8510, HI8710, HI8711 or to any recorder,
computer or data monitor that accepts 4 to 20 mA input.
HI8615 and HI8615L, can be connected to the Hanna Instruments
process instruments HI8512, HI8720 or to any recorder, computer or
data monitor that accepts 4 to 20 mA input.
GENERAL DESCRIPTION
3
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