Flowserve Limitorque QX User Manual

Limitorque QX Electronic Actuator FCD LMENIM3306-06 – 07/14
60
Select “NO” until the display indicates the required value of percentage OPEN at which the pulsing should start.
Adjustable in 1% increments as listed:
Closing = 0% to 99%. Opening = 1% to 100%.
4.15.3 Stop Position
If the Close or Open timer has been switched ON, pulsing will commence as the valve moves out of its close position
and the actuator will continue pulsing until stopped at the set point.
Select “NO” until the display indicates the required value of percentage open at which the pulsing should stop.
Adjustable in 1% increments as listed:
Closing = 0% to 99%. Opening = 1% to 100%.
4.15.4 Pulse Time – ON
This mode allows user to change the ON pulse time from the default setting.
Default Setting = 2.0 Second
Select “NO” until the required length of ON pulse is displayed. Adjustable between 1 and 20 seconds, in 0.5 second
increments.
Figure 4.21 – Two-speed timers
4.15.5 Pulse Time – OFF
This mode allows user to change the OFF pulse time from the default setting.
Default Setting = 1 Second
Select “NO” until the required length of OFF pulse is displayed. Adjustable between 1 and 200 seconds, in 1.0 second
increments.
4.16 Change Analog Out
The QX offers an optional, configurable analog output feedback signal. The User may select between APT (Analog
Position Transmitter) or ATT (Analog Torque Transmillter) functionality. Each selection is defined below.
NO
YES YES YES YES YES YES
NO
NO
YES YES YES YES YES
NO
YES
NO NO
NO
NO
(0% - 99%)
(Start
+1% - 99% )
(OFF)
(OFF)
(1% - 100%)
1% increments
(1% - 100% )
1% increments
(1-20 sec)
0.5 sec
increments
(1-200 sec)
1.0 sec
increments
YES
NO NO NO
NO
NO
(1-20 sec)
0.5 sec
increments
(1-200 sec)
1.0 sec
increments
CHANGE 2-SPEED
TIMERS?
CHANGE
OPEN TIME R
STATUS
(ON) OK?
START POSITION
(90% OPEN)
STOP POSITIO N
(100% OPEN)
PULSE TIM E
(ON=2 SEC)-OK?
PULSE TIME
(OFF=1 SEC)-OK?
CHANGE
CLOSE TIMER?
STATUS
(ON)-OK?
START POSITION
(10% OPEN)
STOP POSITIO N
(0% OPEN)
PULSE TIM E
(ON=2 SEC)-OK?
PULSE TIM E
(OFF=1 SEC)-OK?

Flowserve Limitorque QX Specifications

General

Brand	Flowserve
Model	Limitorque QX
Category	Controller
Language	English