Product Overview

• PN: IMDSI14
• Brand: ABB Bailey
• Series: Symphony / INFI90 Harmony DCS
• Type: 16-channel optically isolated digital input module

• Used for collecting 24VDC/48VDC field switch signals, converting field discrete signals into internal logic data for DCS controller processing

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Core Features

• 16 independent input channels with optical isolation, 2000V isolation voltage to protect main control backplane from surge interference
• Built-in 10ms hardware input filter, effectively suppress field contact bounce and electromagnetic noise
• Front panel channel status indicator LEDs, convenient for on-site signal troubleshooting and fault location
• Rack plug-in design, supports hot swapping and system redundant configuration

• Onboard self-diagnosis function to monitor module operating status and power supply abnormality

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Technical Specs

• Input voltage: 15VDC~60VDC, typical working voltage 24VDC
• Typical input current: 7mA at 24VDC
• Power consumption: 2.72W, powered by rack 5VDC backplane
• Operating temperature: 0℃~60℃
• Net weight: 0.2kg
• HS Code: 85389091

• Certification: CE, UL certified

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Compatibility

• Matched system: ABB INFI90, Symphony Plus DCS platform
• Compatible rack series: Bailey standard INFI90 card racks and redundant control cabinets

• Not compatible with AC800M, S800 I/O, Freelance DCS and third-party PLC backplanes

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Application

• Collect limit switch, emergency stop button, relay contact, equipment running feedback signals
• Power plant boiler, turbine auxiliary equipment interlock signal monitoring
• Petrochemical, pulp and paper, water treatment process safety interlock signal acquisition

• Retrofit and spare replacement for old INFI90 DCS control cabinets

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Our Advantage

• Full channel signal test and insulation withstand test before delivery
• 12-month warranty for new original and refurbished spare parts
• Global DHL, Fedex door-to-door delivery, FOB Xiamen available
• Free technical support for rack configuration, signal wiring and module fault diagnosis