Flowserve Limitorque QX User Manual

Limitorque QX Electronic Actuator FCD LMENIM3306-06 – 07/14
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• “LOCAL SELECTED” – red selector knob in “LOCAL”
• “MOTOR OVERTEMP” – thermistor range exceeded
• “OVERTORQUE” – torque exceeded in mid-travel
• “MANUAL OVERRIDE” – actuator moved by handwheel
• “VALVE JAMMED” – valve can’t move
• “CLOSE TORQUE SW” – torque switch trip at “CLOSED”
• “OPEN TORQUE SW” – torque switch trip at “OPEN”
• “LOCAL STOP/OFF” – red selector knob at “STOP”
• “LOST PHASE” – one or more of three phases lost
• “ESD SIGNAL” – signal active
• “CLOSE INHIBIT” – close inhibit signal active
• “OPEN INHIBIT” – open inhibit signal active
• “ANALOG IP LOST” – 4-20 mA not present
• “REMOTE SELECTED” – red selector in “REMOTE”
• “LIMIGARD ACTIVE” – (future—LimiGard™ functionality is not affected)
• “HARDWARE FAILURE” – indication
• “NETWORK CONTROLLED” – permits relay control via DDC, FF, or other network driver
• “CLOSE” – valve closed “(0% OPEN)”
• “OPEN” – valve open “(100% OPEN)”
• “MID-TRAVEL” – valve position, 1-99% open
• “CSE CONTROL” – CSE station in LOCAL or STOP and controls actuator
• “STRTS/HR EXCEED” – actuator starts per hour exceeded.
4.14.1 Status and Alarm Contact Default Settings
All actuators are supplied with the following status or alarm (optional) contact default factory settings:
Status Contacts
S1a – Normally closed contact at valve fully Close
S1b – Normally closed contact at valve fully Open
S2a – Normally open contact at valve fully Close
S2b – Normally open contact at valve fully Open
Alarm Contacts (Optional/requires I/O board)
R1 – Normally closed contact at valve fully Close R5 – Motor Overtemp
R2 – Normally closed contact at valve fully Open R6 – Remote Selected
R3 – Normally open contact at valve fully Close R7 – Overtorque
R4 – Normally open contact at valve fully Open R8 – Analog I/P (Input)
To change any of the default settings:
Select “CHANGE STATUS & ALARM CONTACTS?” from the “SETUP” routine.
Select “YES” to enter the “SETUP” routine for each individual contact. Select “NO” until the particular contact is
referenced in the display, then “YES” to make the changes.
4.14.2 Status Function
Toggle “NO” through the range of functions, as listed, until the desired feature is displayed.

Flowserve Limitorque QX Specifications

General

Brand	Flowserve
Model	Limitorque QX
Category	Controller
Language	English