To Next PageTo Next PageWhat does 'Maintain valve position activated through digital input' mean on Siemens Valve Positioners?
If the 'Maintain valve position' is activated through digital input (DI) on your Siemens Valve Positioner, this is a configured response. Change the parameters until the message no longer appears.
General| Brand | Siemens |
|---|---|
| Model | SIPART Series |
| Category | Accessories |
| Language | English |
Emphasizes observing instructions and specifications for safe device operation and maintaining integrity.
Warns against unauthorized modifications, detailing risks to personnel, system, environment, and warranty.
Specifies qualifications for personnel and safety precautions for operating the device in hazardous environments.
Provides detailed requirements and procedures for mounting the positioner on linear actuators.
Details the requirements and step-by-step procedure for mounting the positioner on part-turn actuators.
Covers basic electrical safety, cable gland torque, and wiring diagrams for various device versions.
Details the phases and structured charts for automatic initialization of linear and part-turn actuators.
Covers preparation, setting the transmission ratio, connecting the positioner, and initialization procedures.
Explains preparation, setting adjustment angle, and automatic/manual initialization for part-turn actuators.
Specifies suitability for SIL 2 requirements and single-acting actuators with spring return.
Details the depressurization safety function and triggers for 2-wire and 3/4-wire connections.
Explains SIL levels based on PFDAVG and achievable SIL for Type A devices based on SFF and HFT.
States that no special parameter settings are required for the safety function itself.
Lists conditions for system use, including low demand rate, blocked operation, and single-acting actuator return.
Details specific parameters, including actuator type, angle of rotation, stroke, initialization, and various monitoring functions.
Provides a diagnostics guide for fault identification and detailed remedial measures tables.
Outlines essential safety precautions for repair, maintenance, and handling of the device.
