1794-IE8H

Brief

The 1794-IE8H is a Flex I/O analog input module with 8 single-ended channels, designed for voltage/current inputs such as 0-20 mA and 4-20 mA. It features 16-bit resolution and is suitable for use with Flex I/O communication adapters, installed on terminal bases like the 1794-TB3G or 1794-TB3GS.

General Information

• Manufacturer: Rockwell Automation

• Product Type: Flex I/O HART Analog Module

• Part Number: 1794-IE8H

• Inputs: 8 Single-ended (non-isolated)

• External DC Supply: 19.0 to 31.2V DC (5% AC ripple)

• Power Dissipation: 3.9W @ 31.2V DC max

• Thermal Dissipation: 13.5 BTU/hr. @ 31.2V DC

Specifications

• Resolution: 16 bits

• Conversion Type: Successive Approximation

• Accuracy: 0.1% Full Scale @ 20°C

• Accuracy Drift: 0.05% Full Scale (0°C to 55°C)

• Step Response: 80 ms to 99%

• Indicators: 8 red fault indicators, 8 yellow channel indicators, 1 green power indicator

• Data Format: Configurable

• Functional Data Range: >17V @ 22mA

• FlexBus Current: 80mA @ 5V DC

Environmental Conditions

• Operating Temperature: 0 to 55°C (32 to 131°F)

• Storage Temperature: -40 to 85°C (-40 to 185°F)

• Mounting: DIN Rail

• Enclosure: Open-style

Wiring

• Wire Size: Determined by installed terminal base

• Terminal Base: 1794-TB3G and 1794-TB3GS

• Isolation Voltage: 50V Continuous

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