GE IS220PSVOH1B Specifications

Product Name: GE IS220PSVOH1B

Manufacturer: General Electric (GE)

Product Type: Servo I/O Pack

Series: Mark VIe

Description:

The GE IS220PSVOH1B is a Servo I/O Pack, also known as an I/O Ethernet network interface module, that is part of the GE Speedtronic Mark VIe gas turbine control system. It serves as an electrical interface between one or two I/O Ethernet networks and a TSVC servo terminal board.

Specifications:

• Number of Inputs: Eight LVDT windings, two pulse rate signals
• Number of Outputs: Two servo valve currents, two excitation sources for LVDTs, two excitation sources for pulse rate transducers
• Power Supply Voltage: Nominal 28 V dc
• LVDT Accuracy: 1% with 14-bit resolution
• LVDT Input Filter: Low pass filter with 3 down breaks at 50 rad/sec ±15%
• LVDT Common Mode Rejection: CMR is 1 V, 60 dB at 50/60 Hz
• LVDT Excitation Output: Frequency of 3.2 ±0.2 kHz, Voltage of 7.00 ±0.14 Vrms
• Pulse Rate Accuracy: 0.05% of speed value calculated from 2hz to 12khz with 16-bit resolution at 50 Hz frame rate
• Noise of Acceleration Measurement: Less than ±50 Hz/sec for a 10,000 Hz signal being read at 10ms
• Pulse Rate Input Sensitivity: Required peak-peak (p-p) voltage rises as a function of frequency: 2 Hz requires 72 mV p-p，12 kHz requires 1486 mV p-p
• Magnetic PR Pickup Signal: < 150 V p-p into 60 kΩ
• Active PR Pickup Signal: 5 to 27 V p-p into 60 kΩ
• Dimensions: 162.6 mm x 162.6 mm x 121.9 mm (6.4″ x 6.4″ x 4.8″)
• Weight: 1 kg (2.2 lbs)

Features:

• Provides an electrical interface between I/O Ethernet networks and a TSVC servo terminal board
• Handles two servo valve position loops
• Supplies LVDT excitation and accepts LVDT feedbacks
• Accepts pulse rate inputs from fuel flow meters
• Utilizes a common processor board and an application board specific to the servo function
• Employs the adjacent WSVO servo driver module to manage two servo valve position loops
• Offers a selection of five servo valve output currents ranging from 10-120 mA dc
• Provides visual diagnostics through indicator LEDs

Applications:

• Gas turbine control systems
• Industrial automation systems
• Power generation plants

Please note: These specifications are subject to change without notice. Please refer to the manufacturer’s documentation for the latest information.

Additional Information:

• The GE IS220PSVOH1B is a critical component of the GE Speedtronic Mark VIe gas turbine control system.
• It plays a crucial role in ensuring precise and reliable control of servo valves, which are essential for maintaining stable operation and efficient output of gas turbines.
• The I/O pack is designed to meet the demanding requirements of industrial applications and is built to withstand harsh environments.

I hope this information is helpful. Please let me know if you have any other questions.