Sensor installation overview, Model ph87 retraction sensor assembly – Yokogawa pH/ORP Retractable PH97 User Manual
Page 3

3
IM M1263JL-A
Sensor Installation Overview
NOTE: THE FOLLOWING INFORMATION IS INTENDED TO PROVIDE THE USER WITH A PREVIEW
OF WHAT WILL BE REQUIRED TO INSTALL THE MODEL PH87 SENSOR ASSEMBLY. PLEASE
REVIEW THE DIAGRAM AND GUIDELINES BEFORE PROCEEDING.
Typical Sensor Installation Diagram
Shown with Optional /B Ball Valve
Sensor Installation Guidelines:
[1]. Install the model PH97 sensor in pipe or vessel between 15° and 90° from horizontal.
[2]. Connect flex conduit with adequate service loop to junction box.
[3]. Connect the sensor cable to the terminals inside the junction box.
[4]. Keep cable run between junction box and pH / ORP instrument as short as possible.
Sensor Installation Overview
Sensor Installation Guidelines:
[1]. Install the model PH97 sensor in pipe or vessel between 15˚ and 90˚ from horizontal.
[2]. Connect flex conduit with adequate service loop to junction box.
[3]. Connect the sensor cable to the terminals inside the junction box.
[4]. Keep cable run between junction box and pH / ORP instrument as short as possible.
1
pH/ORP SENSOR
ASSEMBLY
Model PH87 Retraction Sensor Assembly
NOTE: THE FOLLOWING INFORMATION IS INTENDED TO PROVIDE THE USER WITH A PREVIEW
OF WHAT WILL BE REQUIRED TO INSTALL THE MODEL PH87 SENSOR ASSEMBLY. PLEASE
REVIEW THE DIAGRAM AND GUIDELINES BEFORE PROCEEDING.
Shown with Optional Ball valve