The GE IS220PPROS1B belongs to the Mark VIe series. General Electric designed this pack as a turbine protection I/O unit. This component monitors overspeed and over-temperature conditions. It also initiates emergency shutdown sequences when needed.
Technical Specifications
The table below lists all key parameters for the GE IS220PPROS1B.
| Parameter | Specification |
|---|---|
| Manufacturer | General Electric (GE) |
| Full Model | IS220PPROS1B |
| Product Type | Turbine Protection I/O Pack |
| Series | Mark VIe |
| Width | 10.0 inches (25.4 cm) |
| Height | 7.0 inches (17.8 cm) |
| Weight | 1.0 lb (0.45 kg) |
| Component Count | Over 145 surface-mount devices |
| Main Interface | One 64-pin male DIN connector |
| Speed Inputs | 3 magnetic pickup channels |
| Temperature Inputs | 6 RTD or thermocouple channels |
| Trip Outputs | 4 solid-state relay outputs |
| Speed Range | 0 to 15,000 RPM |
| Response Time | Less than 5 milliseconds |
| Accuracy | ±0.1% of reading |
| Energy Storage | Ceramic and film capacitors |
| Status Indicators | Four LEDs (power, speed, temp, trip) |
Turbine Protection Features
The GE IS220PPROS1B uses a rugged six-layer PCB. Over 145 resistors, capacitors, and comparators process protection signals. A single 64-pin DIN connector links this pack to the backplane. Consequently, trip commands reach actuators within 5 milliseconds. Four onboard LEDs show power, speed status, temperature status, and trip activation. Moreover, film capacitors provide stable energy for comparator reference voltages.
Input and Output Capabilities
You get three magnetic pickup speed input channels on this I/O pack. Each channel monitors a separate speed sensor. The GE IS220PPROS1B accepts six RTD or thermocouple temperature inputs. Speed measurement ranges from 0 to 15,000 RPM with ±0.1% accuracy. Four solid-state relay outputs trigger external trip circuits. Therefore, this pack provides comprehensive turbine protection.
Power and Energy Storage
You must install this pack inside a protected Mark VIe cabinet. The backplane supplies 5 VDC and 24 VDC to the GE IS220PPROS1B. Ceramic capacitors filter high-frequency noise on power lines. Film capacitors store energy for stable threshold references. As a result, the pack delivers accurate and reliable protection.
Mechanical Layout
This turbine protection I/O pack measures exactly 25.4 cm in width. Its height reaches 17.8 cm. The total weight equals just 0.45 kg. As a result, this pack saves valuable rack space. The lightweight design also reduces stress on the backplane connector. Always handle this I/O pack by its edges. This precaution prevents electrostatic discharge damage.
Installation Context
This pack works alongside other Mark VIe processor and I/O modules. Its compact size allows easy placement near turbine sensors. The robust design handles continuous industrial monitoring. Choose the GE IS220PPROS1B for your turbine protection I/O needs.
Details
| Weight | 0.1 kg |
|---|---|
| Dimensions | 25 × 108 × 127 mm |

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