SOR Thermal Differential Flow Switch - Manual

Form 1024 (08.13) ©SOR Inc. 1/12
The T21 Point Level Switch is a state-of-the-art in liquid level and interface measurement
and control. Level detection is accomplished by using a high-resolution thermal differential
technique. The sensor wetted parts are of durable 316L series stainless steel, all-welded
construction and contain no moving parts. The switch is easy to install and adjustable
providing reliable, low-maintenance performance in the most demanding applications.
T21 Thermal
Differential Switch
General Instructions
Table of Contents
Installation
Mechanical
................................ 2-3
Electrical .....................................4
Set up and Operation ...........................5
Calibration for Level Switches ............. 6-7
Calibration for Flow Switches .............. 8-9
Dimensions .................................... 10
Cleaning ........................................ 11
Troubleshooting ........................... 11-12
Design and
specifications are
subject to change
without notice.
For latest revision,
go to sorinc.com
Registered Quality System to ISO 9001
NOTE: If you suspect that a product is defective, contact the factory or the SOR ®
Representative in your area for a return authorization number (RMA). This product should
only be installed by trained and competent personnel.
able, low maintenance performance in the most demanding ap
t th t d t i d f ti t t th f t th SOR