Overview

The Analog Slave Output module (IMASO01) is designed to output fourteen analog signals from the INFI 90 Process Management System to process field devices. Master modules use these outputs to control the process.

Specifications

Power Requirements

• Voltage:
  • +5 VDC ±5%
  • +15 VDC ±5%
  • -15 VDC ±5%
  • +24 VDC ±10% (from termination unit/termination module)
• Current Consumption:
  • +5 VDC: 480 mA
  • +15 VDC: 200 mA
  • -15 VDC: 195 mA
  • +24 VDC: 310 mA
• Power Dissipation:
  • 3.75 watts @ +5 VDC
  • 5.25 watts @ +15 VDC
  • 3.75 watts @ -15 VDC

Output Specifications

• D/A Resolution: 10 bits for analog outputs
• Output Accuracy:
  • ≤0.15% (voltage mode)
  • ≤0.25% (current mode)
• Output Load:
  • 750 ohms maximum (current mode)
  • 22 kilohms minimum (voltage mode)

Protection Features

• Current Limiting: 50 mA (nominal) output current limit
• Short Circuit Protection: Yes
• Surge Protection: Meets IEEE-472-1974 Surge Withstand Capability Test

Mounting

• Occupies one slot in the standard INFI 90 Module Mounting Unit.

Environmental Specifications

• Ambient Temperature: 0°C to 70°C (32°F to 158°F)
• Relative Humidity: 0% to 95% up to 55°C (131°F) (non-condensing); 0% to 45% at 70°C (158°F) (non-condensing)
• Altitude: Sea Level to 3 Km (1.86 miles)
• Air Quality: Non-corrosive

Certification

• CSA Certified: For use as process control equipment in an ordinary (non-hazardous) location.