Dwyer 275 - Manual (Page 10)

Error and Warning Code
If there are any problems during the Series 275 positioner operation, you
can check the error and warning code at VIEW mode as follows:
Error Code
This code is displayed when the Series 275 positioner control becomes
impossible. Code C, D applies.
Warning Code
This code is displayed when the positioner control is available but there
is a possibility of malfunction or low accuracy. Code B, F, G, H applies.
MAINTENANCE
The Series 275 PRECISOR
® III Positioner is not field serviceable and
should be returned if repair is needed (field repair should not be
attempted and may void warranty). Be sure to include a brief description
of the problem plus any relevant application notes. Contact customer
service to receive a return goods authorization number before shipping.
page 10
Options
VERSION
HART V
POL AddR
bIAS VI
OY Od
FULL_OP
FULL_CL
VM NOR
Erro
VALUE 1
Description
Main software version
HART
® protocol version
Channel address used in HART ® protocol
BIAS value necessary to motor control (This variable
is used only by manufacturer)
Total using time
But if the product is used less than one minute from
power-on to power-off, it is not added to total time
Full Open Time (sec) of valve
Full Close Time (sec) of valve
Display type of valve stroke on LCD
Either % or number is available
Error or warning code currently occurred.
Refer to the Code table.
Currently controlled I value (This variable is used
only by manufacturer)
Information checked on VIEW mode
Code
A
B
C
D
E
F
G
H
Description and Cause
None
The range of Pv Span – Pv Zero is less than 500.
Operating angle of feedback is too small.
More than 10% error is continued over more than
one minute.
-There’s no valve movement.
-Valve friction is getting too big.
-Setting pressure of regulator is changed.
I value is at I max or min limit.
-Valve friction has changed.
-Setting pressure of regulator has changed.
None
Full Open, Close time is less than one second.
-Actuator size is too small.
Pv is set lower than 100.
-Operating angle of feedback lever is set too big.
Pv is greater than 4000.
-Operating angle of feedback lever is set too big. Measures
None
-Increase operating angle of feedback lever and
execute AUTO1 calibration.
-Check the pressure setting of air filter regulator.
Adjust it to recommended pressure
Execute BIAS calibration
-Check the pressure setting of air filter regulator.
Adjust it to recommended pressure
Execute BIAS calibration
None
-Use variable orifice.
-Replace actuator to bigger one.
-Adjust operating angle of feedback lever to be smaller
and execute AUTO1 calibration.
-Adjust operating angle of feedback lever to be smaller
and execute AUTO1 calibration.
Used time User Set
ENT : Enter button
Manual Mode
Auto 2
Auto cal
RUN Mode
ENT (5 sec) ESC
ESC Auto 1
ENT
BIAS
Auto 3
ESC
ESC
V_O
ESC
ESC
Hart ver. Character K P End point
View Valve Hand cal Parameter
ESC ESC ESC ESC ESC
ESC Start point Dead Zone ESC ESC
ENT ENT
ESC Sof ver. RA / DA
ENT ENT
BIAS Tight shut on TR end point K D
Tight shut off TR start point K I
ESC ESC ESC
ESC ESC ESC Polling Add
ESC
ESC
ESC ESC ESC
ESC I value Split control
ESC
ESC
: Up button
ESC
: Down button
: Esc button
Error code
Full close time
ESC
Full open time
ESC
ESC
View method
ESC
ESC
ESC
ESC
ESC
K I_
K P_
ESC K D_
Error/Warning code
Copyright 2013 Dwyer Instruments, Inc. Printed in U.S.A. 6/13 FR# R2-443558-00 Rev. 2
DWYER INSTRUMENTS, INC.
Phone: 219/879-8000 www.dwyer-inst.com
P.O. BOX 373 • MICHIGAN CITY, INDIANA 46360, U.S.A. Fax: 219/872-9057 e-mail: [email protected]