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General| Input signal | 4-20 mA |
|---|---|
| Type | Electro-pneumatic |
| Supply pressure | 20-100 psi |
| Enclosure Rating | IP66 |
| Mounting | Linear or rotary actuators |
| Housing Material | Aluminum alloy |
Ensures correct application and suitability of the product for its purpose.
Ensures safe access and adequate lighting for work on the product.
Considers pipeline hazards, hazardous environments, and system effects.
Evaluates system impact, pressure isolation, venting, and valve operation.
Addresses temperature normalization and the use of appropriate tools.
Covers necessary protective gear and work permit requirements.
Details safe handling of products and awareness of residual heat.
Provides guidance on protecting against frost and product disposal.
Outlines requirements for returning products with hazard information.
Introduces the EP5 and ISP5 series electropneumatic positioners.
Explains the force balance mechanism and pneumatic output of the positioner.
Covers positioner placement, mounting to actuators, and adapter kits.
Details overall connection procedures for the positioner.
Specifies requirements and procedures for pneumatic air supply and output connections.
Details electrical wiring requirements and safety for the positioner.
Configures the positioner for correct valve opening/closing response.
Adjusts the positioner's sensitivity for optimal proportional band.
Adjusts the damping screw to limit actuation speed and hunting.
Sets the initial valve position at minimum control signal.
Configures the valve travel range based on the control signal.
Describes how to adjust settings for sequential valve actuation.
Covers routine checks like draining filters and visual inspections.
Details procedures for troubleshooting and repairing the positioner.
Describes removal, cleaning, and refitting of the sensitivity adjuster.
Details the procedure for cleaning the capillary orifice.
Ensures correct gap and presence of grease for the damper.
Provides instructions on how to correctly order replacement parts.
Outlines the information required when returning products for service.
Troubleshooting steps for when output pressure is too low or zero.
Troubleshooting steps for when output pressure is too high.
Troubleshooting steps for slow actuator response.
Troubleshooting steps for when the actuator fails to close the valve.
Troubleshooting steps for when the actuator fails to open the valve.
Troubleshooting steps for valve hunting and unstable operation.
