SOR Single Point RF Level Switch - Manual

Form 759 (03.13) SOR Inc. 1/16

Remove the housing cover.

Place the instrument on an insulated surface or support
so the sensor does not touch a conductive surface.

Apply 12 to 28VDC, and observe the LED. (See on page 2)
NOTE: When the LED is on, it indicates the output is in the normal state 16-20mA.

Turn the sensitivity adjustment clockwise (up to 25 turns) to increase sensitivity until
the LED goes out.
NOTE: Do not turn the sensitivity adjustment past 25 turns! Damage to the unit could result.

Turn the sensitivity adjustment counterclockwise to decrease sensitivity until the
LED illuminates.
Pre-Installation I/O Test and Calibration
651 K9 RF Admittance
Two Wire Point Level Control
General Instructions
Registered Quality System to ISO 9001
Design and
specifications are
subject to change
without notice.
For latest revision, go to
www.sorinc.com
Table of Contents
Pre-Installation I/O and Calibration ....... 1-2
Installation .......................................3
Electrical Connections .........................4
Post-Installation Calibration ..................4
SOR RF Probe Grounding Screen ............5
Control Drawings ............................ 6-9
Instructions for EMC .......................... 10
Spare Parts .................................... 10
Information for IEC-Listed Product ......... 10
Maintenance and Troubleshooting ......... 11
Dimensions ................................ 12-13
ATEX and IECEx Marking Details ........... 14
Declaration of Conformity ................... 15
These instructions provide specific information for installation,
electrical connection, calibration and troubleshooting for the
651 K9 RF Admittance Two-Wire Point Level Control.
NOTE: If you suspect that a product is defective, contact the factory
or the SOR
® Representative in your area for a return authorization
number. This product should only be installed by trained and
competent personnel.