WESTLOCK CONTROLS CORPORATION
280 N. MIDLAND AVE., STE. 258, SADDLE BROOK, NJ 07663 TEL: 201-794-7650 FAX: 201-794-0913
www.westlockcontrols.com
10/5/2013
TECH-477/D.W.O. 21424
Page 47 of 206
Message Meaning
Solution
Hall Sensor
out of range
One or more of
the analog
variables
(position,
pressure or loop
current) does
not have
enough span to
calibrate
accordingly
Check:
Hall sensor connector and cable, especially if remote (see
Figure 5-4, connector J8)
o
Magnet
assembly.
o
For rotary magnets check if it is not rotated 90
degrees (see Figure 5-2 & Figure 5-3).
o
For linear magnets, check if the magnet assembly
center is matching the actuator mid position (see
Figure 5-5)
Set-point stability, current generator, grounding issues,
cable shield is grounded properly, cables entry ground is
properly connected to a clean ground reference.
Pressure supply stability, actuator and tubing leaks
Remove power for at least 1 minute, perform a factory
default (see 17 - Appendix G – Procedure to Reset the
Non-Volatile Memory to Factory Settings) and retry a full
auto CAL
Grounding issues, cable shield is properly grounded;
positioner ground is properly connected to a clean ground
reference.
Sources of electromagnetic noise too close to the sensor
or to the positioner cables, like AC cables for motors,
inverters etc.
Call factory for additional support
Comp range
error
An unknown
error has
occurred during
calibration
Check:
Remove power for at least 1 minute and retry
Remove power for at least 1 minute, perform a factory
default (see Appendix H) and retry a full auto CAL
Call factory for additional support
