Home Industrial DynaProbes SA877 Sensor Housing for Valve Retraction Applications
ModelSA877

SA877 Sensor Housing for Valve Retraction Applications

The Model SA877 is a sensor housing assembly designed for use with the replaceable Model ST877 and ST977 DynaProbe® or S477 ProcessProbe sensors. This time-proven sensor housing is suited for the most severe process industry applications and is intended for valve retraction service. The Coupler is constructed from chemically resistant Kynar (PVDF). 316 SS is the standard material of construction for all other parts of this assembly. An optional Titanium version is available.

Ordering Information

Looking for a quote or to discuss your needs?

Our global team are on hand to help

Get a Quote

You can also review the documentation for technical details and purchasing information.

An assortment of insertion lengths are available from 2 inches to 27 inches. Viton O-ring seals are incorporated throughout this housing to prevent damage to the sensor and to retard process seepage during insertion and retraction procedures. The sheath is designed with blowout protection, should the compression fitting be loosened at the process operating pressure. The SA877 sensor housing is designed with replaceable components providing simple and economic servicing.

Specification

pH Range: 0-14 pH (w/DynaProbe)

ORP Range: ± 5000 mV (w/DynaProbe)

Temp Range: 0 -120º C

Max Pressure/Temp: 100 psig at 90º C

Wetted Materials: 316 SS, Kynar (PVDF), and Viton O-Rings, with an optional Titanium Sheath version available

Additional information

Installation

Retractable Assembly

Size/Type

Retractable

Features

High Pressure

Connection Type/Size

1 1/4"

Application

Industrial, Mining, Petrochemical, Pulp & Paper, Waste Water

ST877 and ST977 or S477 must be ordered separately

DynaProbe® pH and ORP Sensors must be Ordered Separately. Select the DynaProbe® sensor for pH or ORP (Redox) measurement which is compatible with the host pH/ORP Instrument. A wide selection of DynaProbe® sensors both with and without automatic temperature compensation are available for most makes and models of pH/ORP instruments. Refer to the ST857 DynaProbe® Data Sheet for detailed ordering information or call +44 (0) 1525 862 518 for assistance.

S477processprobe

DD877-c

Please use this information to build your part number. If you need any assistance please call us on +44 (0) 1525 862 518.
Part No. 1 2 3 4 5 6 7
SA877 __ __ __  __ __  __ __

1 — 4 Sheath Material and Insertion Length:

  • [6L07] 316 SS, 7 inches = standard length
  • [6L11] 316 SS, 11 inches
  • [6L15] 316 SS, 15 inches
  • [6L21] 316 SS, 21 inches
  • [TL07] Titanium, 7 inches
  • [TL11] Titanium, 11 inches
  • [TL15] Titanium, 15 inches
  • [TL21] Titanium, 21 inches
  • [TL27] Titanium, 27 inches

5 — 7 Junction Box:

  • [J01] Optional junction box sub-assembly
  • [J99] Junction box not required = standard design