Emerson EP-2218 Digital Output Module

Overview

The Emerson EP-2218 is a compact digital output module from the PACSystems™ RSTi-EP series. It features 8 sourcing output channels designed for 24 VDC 2-wire actuators. This module delivers fast switching, high reliability, and easy DIN rail installation, making it ideal for machine control, factory automation, and process applications.

Technical Specifications

• Model Number: EP-2218

• Series: PACSystems™ RSTi-EP

• Output Channels: 8 digital outputs

• Logic Type: Positive logic (sourcing)

• Operating Voltage: 20.4 to 28.8 VDC (nominal 24 VDC)

• Output Current per Channel: 0.5 A

• Max Current per Module: 4 A

• Wiring Type: 2-wire actuator connection

• Switching Frequency: Up to 1 kHz (resistive load)

• Response Time:

• Low to High: Max. 100 µs

• High to Low: Max. 250 µs

• Short-Circuit Protection: Yes, with automatic restart

• System Bus: RSTi-EP, 48 Mbps transfer rate

• Bus Capacity: Reads 256 DI/DO in 20 µs

• Current Consumption:

• ISYS: 8 mA

• IIN: 35 mA + load

• Mounting: DIN rail

• Protection Rating: IP20

• Dimensions (W × D × H): 11.5 mm × 76 mm × 120 mm

• Weight: 0.3 kg

• Operating Temperature: –20°C to +60°C

• Storage Temperature: –40°C to +85°C

• Humidity: 5% to 95%, non-condensing (IEC 61131-2)

• System Redundancy: Supports PNSR