ST-1218

Overview

GE Fanuc ST-1218 RSTi 8-Point Input Module provides positive logic DC inputs with photocoupler isolation. It supports fast response times, stable signal filtering, and clear LED indicators for industrial automation systems.

Electrical Specifications

• Logic type: Positive, 12/24 VDC

• Inputs per module: 8 points (sink type)

• Indicators: 8 green input states, 1 green/red Fn-Bus state

• ON-state voltage: 24 VDC nominal, 10.2–28.8 VDC range

• OFF-state voltage: ≤5 VDC

• ON-state current: ≤6 mA/point @ 28.8 VDC

• Input signal delay: ≤3 ms (OFF→ON / ON→OFF)

• Nominal input impedance: 5.1 kΩ

• Filtering time: 1.5 ms typical

Power & Isolation

• Power dissipation: ≤35 mA @ 5 VDC

• Isolation: IVO to logic via photocoupler

• Field power supply: 24 VDC nominal, 11–28.8 VDC range

Mechanical Specifications

• Wiring: I/O cable ≤2.0 mm (AWG 14)

• Weight: 70 g

• Module size: 12 × 99 × 70 mm

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