IS220PAICH1B

IS220PAICH1B

A standout feature of the  is its 250 V DC channel-to-channel isolation, which prevents ground loops and cross-signal interference—common issues in dense DCS racks where modules like the  (digital I/O) or  (thermocouple) operate alongside analog sensors.

For example, if a pressure transmitter connected to Channel 1 experiences a voltage spike, the isolation ensures the fault does not propagate to other channels or damage the Mark VIe backplane.

This design also eliminates the need for external isolation barriers, reducing rack complexity and procurement costs by up to 30%.

The  sets a benchmark for analog input accuracy with its 16-bit A/D converter and ±0.05% full-scale error—outperforming entry-level analog modules by a factor of 2–3.

This precision is critical for applications like oil refinery distillation columns, where a 0.1% deviation in flow measurement can translate to thousands of dollars in lost product.

Additionally, the module’s configurable sampling frequency (up to 200 Hz globally) allows users to match performance to process needs: high-frequency sampling for fast-changing variables (e.g., pump discharge pressure) and lower frequencies for stable variables (e.g., tank level) to optimize DCS bandwidth.

Built to GE’s rigorous industrial standards, the  features a metal-shielded housing that complies with EN 61000-6-2 EMI standards, blocking electromagnetic interference from nearby motors, variable frequency drives, or power cables—ensuring signal integrity even in noisy environments like steel mills or power plant turbine halls.

Its wide operating temperature range (-30°C to 65°C) and resistance to non-condensing humidity make it suitable for extreme locations: from freezing offshore platforms to hot cement kiln control rooms.

With a mean time between failures (MTBF) exceeding 180.000 hours, the  minimizes unplanned downtime, a key advantage over generic analog modules with shorter lifespans.