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- IS220PSVOH1A
- PSVO Servo Control Module
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- 22.4 cm × 8.9 cm × 10.0 cm
- 0.45kg
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Product Overview – IS220PSVOH1A
The IS220PSVOH1A is a Servo Control Pack (Servo Valve Output Module) used in the Mark VIe Distributed Control System (DCS) family. It is designed to provide precise servo control signals for electro-hydraulic actuators used in turbine and industrial control systems.
This module functions as an intelligent interface between the controller and servo valves, converting digital commands into highly accurate analog and pulse-width modulated (PWM) output signals. It also provides real-time feedback, diagnostic monitoring, and redundant Ethernet communication for high availability applications.
Engineered to deliver reliability, precision, and control, the IS220PSVOH1A ensures accurate valve positioning and stable turbine operation even in the most demanding industrial environments.
Technical Parameters
| Parameter | Description |
|---|---|
| Supply Voltage | 28 V DC nominal |
| Operating Voltage Range | 18 V DC – 32 V DC |
| Current Consumption | Approximately 0.35 A @ 28 V DC |
| Output Channels | Dual independent servo control outputs |
| Output Type | ±10 V analog and PWM control |
| Feedback Inputs | LVDT (Linear Variable Differential Transformer) feedback inputs for position sensing |
| Communication Interface | Dual 10/100 Mbps Ethernet (RJ-45) ports for redundancy |
| Diagnostic Indicators | Front LEDs for health, status, and communication |
| Mounting Type | Plug-in module for Mark VIe I/O rack |
| Operating Temperature | –30 °C to +65 °C |
| Storage Temperature | –40 °C to +85 °C |
| Humidity | 5 % – 95 %, non-condensing |
| Dimensions | 22.4 cm × 8.9 cm × 10.0 cm |
| Weight | 0.45 kg |
| Cooling | Natural convection |
| Enclosure Protection | IP20 (when installed in enclosure) |
| Compliance | Industrial control standards (IEC / CE compliant) |
Product Applications
The IS220PSVOH1A is a critical module in hydraulic and electro-hydraulic control systems. It is primarily used for applications that demand high-precision valve positioning and closed-loop feedback. Typical applications include:
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Gas Turbines: Controls servo valves that adjust fuel flow and variable geometry mechanisms.
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Steam Turbines: Regulates hydraulic actuators for throttle, governor, and extraction valves.
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Hydraulic Actuation Systems: Provides accurate servo control for industrial and mechanical positioning systems.
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Power Generation Plants: Ensures stable turbine operation by managing servo-actuated valves in real-time.
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Oil & Gas Process Automation: Used to control servo mechanisms in compressors, pumps, and pressure regulation systems.
Product Advantages
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High-Precision Control: Provides accurate servo output signals with minimal delay and error, ensuring precise valve positioning.
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Dual Ethernet Redundancy: Ensures continuous operation through redundant network connections, improving system availability.
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Integrated Feedback Capability: Directly interfaces with LVDT sensors for precise position feedback and closed-loop control.
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Robust and Compact Design: Compact form factor (0.45 kg) allows dense installation within I/O cabinets.
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Enhanced Reliability: Built-in health monitoring and diagnostic LEDs simplify troubleshooting and maintenance.
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Wide Operating Range: Performs reliably under harsh industrial environments from –30 °C to +65 °C.
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Proven Compatibility: Fully compatible with Mark VIe control systems, making it easy to integrate into existing installations.
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Plug-and-Play Maintenance: Quick replacement design reduces downtime and improves serviceability.
Brand and Series
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Brand: GE Fanuc
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Series: Mark VIe Distributed Control System – IS220 I/O Pack Series
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Product Type: Servo Valve Output Pack
The IS220PSVOH1A is part of the IS220 family, a collection of modular I/O packs designed for high-performance industrial automation and turbine control. Each module provides intelligent communication, signal processing, and redundancy for mission-critical systems.
Related Models – Same Series or Compatible
| Model | Function Description | Key Parameters (Size / Weight) |
|---|---|---|
| IS220PPDAH1A | Power Distribution I/O Pack – manages DC power across Mark VIe I/O racks. | 17 cm × 11 cm × 3 cm ; 0.65 kg |
| IS220PAICH1A | Analog I/O Pack – handles analog signals for process monitoring. | 15 cm × 10 cm × 5 cm ; 2.0 kg |
| IS220PTCCH1A | Thermocouple Input Pack – processes temperature input from sensors. | 8.2 cm × 12.2 cm × 6 cm ; 0.36 kg |
| IS220PDOAH1A | Discrete Output Pack – provides digital output signals for actuators. | 10 cm × 5 cm × 3 cm ; 0.34 kg |
| IS220PSCAH1A | Serial Communication I/O Pack – supports serial devices via RS-232/RS-485. | 29.2 cm × 13.0 cm × 2.7 cm ; 0.36 kg |
Popular Models – Same Brand
| Model | Function Description | Key Parameters (Size / Weight) |
|---|---|---|
| IS220PPRFH1A | PROFIBUS Master Gateway – connects PROFIBUS devices to Ethernet networks. | 26.3 cm × 5.8 cm × 2.8 cm ; 0.43 kg |
| IS220PAOCH1B | Analog Output Module – provides precision analog outputs for process control. | 15 cm × 10 cm × 5 cm ; 0.36 kg |
| IS220PAICH2B | Enhanced Analog Input Pack – high-density, high-accuracy analog input. | 12.2 cm × 8.2 cm × 6 cm ; 0.4 kg |
| IS220PCLAH1B | Power/Control Distribution Module – distributes and monitors DC power. | 22.7 cm × 17.5 cm × 8.8 cm ; 1.3 kg |
| IS220UCSAH1A | Controller Pack – CPU module for system logic and I/O management. | 15 cm × 10 cm × 5 cm ; 0.5 kg |
FAQ (10 Q&A)
Q1: What is the main function of the IS220PSVOH1A?
A1: It provides precise servo control signals for electro-hydraulic valves used in turbine and industrial automation systems.
Q2: What kind of outputs does it generate?
A2: The module generates ±10 V analog and PWM outputs for controlling servo valve actuators.
Q3: Can it interface with feedback sensors?
A3: Yes, it supports LVDT feedback inputs for accurate valve position monitoring.
Q4: What communication network does it use?
A4: It communicates through dual Ethernet ports, offering redundancy and high-speed data transfer.
Q5: What is the supply voltage requirement?
A5: The nominal supply voltage is 28 V DC, operating safely between 18 V and 32 V DC.
Q6: What are the physical specifications?
A6: The module measures approximately 22.4 cm × 8.9 cm × 10.0 cm and weighs about 0.45 kg.
Q7: Can this module operate in harsh environments?
A7: Yes, it is designed for industrial conditions with an operating temperature range of –30 °C to +65 °C.
Q8: Is the module hot-swappable?
A8: Yes, it can be replaced without shutting down the entire system, reducing downtime.
Q9: What are its main application areas?
A9: It is commonly used in turbine control, power generation, and hydraulic actuation systems.
Q10: How is fault detection handled?
A10: Built-in LED indicators display health, fault, and communication status for easy diagnostics.
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All product specifications are original and authentic imported products. We have an annual sales volume of 300 million yuan, and we only produce original and authentic products. All customers who cooperate with us directly online can enjoy low discounts.
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Fast delivery. Spot goods can be shipped on the same day, and the delivery time transaction is 20% faster than that of peers on average, with a delivery time accuracy rate of 99%.
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