GE IS220PTURH1A protection module

1. Core Identity

IS220PTURH1A is the “protection brain” inside Mark VIe—an IEC 61508 SIL 2-capable unit that collects overspeed, vibration and valve-position data and executes emergency shutdown in <50 ms.

2. Key Specifications

| Processor | Dual 32-bit ARM Cortex-R4 lock-step, 400 MHz |
| I/O capacity | 12 speed probes (magnetic or active), 8 acceleration channels, 16 discrete inputs, 8 solenoid driver outputs |
| Voting | 2oo3 (needs two identical slices for TMR) |
| Response time | <40 ms from trip condition to de-energize solenoids |
| Recording | 1-second pre-/post-trip snapshot @ 1 kHz per channel, retrievable via ToolboxST |
| Communication | Redundant 10/100 Ethernet to Mark VIe LAN, IEEE 1588 PTP time-sync |

3. Safety & Diagnostics

Built-in test (BIT) every 100 ms; proof-test interval 5 years; comprehensive fault insertion mode for FAT.

4. Mechanical & Power

Width 76 mm (dual-slot) – mounts in protection-section rack

6.5 W typical, 28 VDC supply, dual-feed monitored

5. Standards

TÜV SIL 2 / PL d, API 670, IEC 61226 Class A, CE, ATEX Zone 2.

6.Why Choose Us

--Fast Delivery

In-stock products are shipped within 1–2 business days.

--Extensive Experience

With over 10 years of industry expertise, we understand your automation needs.

--Large Inventory

Thousands of parts in stock, covering multiple brands and overseas warehouses for global distribution.

--Quality Assurance

Every product is clearly inspected and backed by a 1-year warranty for guaranteed reliability.

What happens next?