The 1000 series electric valve manual manipulator (also known as a manual control station or command unit) is a critical remote auxiliary instrument within industrial automation systems. Typically mounted on control room panels, it serves as the interface between the control system (PLC/DCS) and the electric actuator. Its primary function is to display the valve's actual opening percentage in real-time and support bumpless transfer between "Auto" and "Manual" modes. In Auto mode, it forwards system commands to the actuator; in Manual mode, operators can directly control valve movement via panel buttons. Known for high reliability and anti-interference capabilities, the 1000 series is widely used in power, metallurgy, petrochemical, and water treatment industries.

Product Image of 1000 Electric Valve Manual Operator & Positioner

1.Bumpless auto-manual transfer:Utilizes advanced logic circuitry to ensure output signals remain stable during mode transitions, preventing sudden valve jumps and maintaining process stability.
2.High-brightness digital display:Equipped with a clear LED or LCD screen to reflect the actuator position feedback in percentage. High visibility allows operators to quickly monitor the valve status.
3.Signal compatibility and isolation:Supports standard analog signals like 4-20mA DC. Internal circuits use optoelectronic isolation for superior anti-interference, ensuring accurate signal transmission.
4.Comprehensive fault diagnosis:Built-in signal loss detection. If control or feedback signals fail (e.g., wire break), the panel triggers an alarm to prompt immediate maintenance.
5.Compact panel-mount design:Standardized instrument housing is compact and lightweight, supporting embedded panel mounting for dense arrangements in control consoles to save space.
6.Flexible parameter setting:Users can adjust zero, span, and signal polarity online via panel buttons. Non-intrusive calibration facilitates easy matching with actuators on-site.
7.Durable industrial buttons:Control buttons utilize long-life industrial-grade micro-switches with clear tactile feedback. The panel is dust-proof and moisture-resistant for control room environments.
8.Remote and local interlocking:Provides status signal outputs (Manual/Auto state) to the host computer, facilitating complex system logic interlocking and safety management.

List of Component Names and Materials

Main Technical Parameters

Flexible selection of Auto/Manual modes;
Unique TOYI input signal filtering algorithm, effectively filtering spike signals hundreds of times the normal input range while maintaining a sampling speed of 8 samples/sec and technical indicator accuracy;
Multi-parameter display, simultaneously showing valve position measured value and setpoint value for convenient observation and debugging;
Equipped with functions such as simple valve position auto-calibration, electronic braking, frequent start prevention, and stall detection control;
Convenient positioning accuracy adjustment to ensure stable positioning and achieve "one-step" arrival functionality;
Programmable direct/reverse action and output upper and lower limit constraint functions.

2.Main Technical Indicators
Power Supply:100240VAC, less than 8W (Other voltages customizable)
Ambient Temperature:0-50℃, Humidity 3585%
Outline and Cutout Dimensions:Width×Height×Depth 96×96×110mm; Cutout:91+1×91+1mm
Display Range:0.0-100.0%
Display Accuracy:0.1%
Positioning Accuracy:Maximum positioning accuracy is ±0.1%
Acceptable Feedback Signal from Electric Actuator:Potentiometer:500Ω5KΩ; Current:4-20mA DC
Input:Standard Current/Voltage:420mA/15V DC (Other signals customizable), Input Impedance 250Ω
Output (With direct/reverse action selection and upper/lower limit functions):
1)Output relay contact capacity:250VAC, 3A
2)Valve opening feedback signal proportional analog output:420mA
Programmable Parameters:
1)Power-on state 2)Minimum set opening 3)Maximum set opening 4)Positioning accuracy 5)Signal input abnormality action or shielding
Calibratable Parameters:
1)Actuator range zero 2)Actuator range full 3)Input signal zero and span 4)Output signal zero and span
Note:Parameters are password protected; parameters 3 and 4 are reserved for factory use.