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ControlLogix 8 Point A/I HART Module
SKU: 1756-IF8HK
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Short Description
Description:
The 1756-IF8HK is a high-performance ControlLogix analogue input module with 8 differential input channels that support both normal analogue signals (voltage and current) and HART communication.
The "K" suffix denotes conformal coating, which protects the module's internal circuitry from moisture, dust, and corrosive chemicals, making it suitable for tough industrial environments such as chemical plants, offshore platforms, and food processing facilities.
Each channel can be set for several input ranges, such as 0-20 mA, 4-20 mA, and many voltage levels.
The module allows for real-time sampling, under/over-range detection, and process alarms, resulting in accurate and responsive data collecting.
It also has wire-off detection and a built-in HART modem, which allows for both analogue measurement and digital connection with smart field devices.
This dual functionality simplifies wiring, lowers hardware complexity, and improves diagnostics, making the 1756-IF8HK an effective choice for current process automation systems.
Buy currently uses Select Automation shop pricing and checkout.
Electrical & Input Configuration:
Channels: 8 differential analogue inputs.
Signal types supported:
Current: 0–20 mA, 4–20 mA.
Voltage: ±10 VDC, 0–10 VDC, 0–5 VDC, 1–5 VDC.
Resolution: Typically, 16–21 bits depending on signal type.
Input impedance: High, suitable for precision measurement.
Sampling: Real-time sampling with onboard filtering.
HART Communication:
Protocol support: HART 5, 6, and 7.
Modem: 1 integrated HART modem shared across all channels.
Data formats:
Analog only.
Analog + HART PV.
Full HART data per channel.
Diagnostics: Wire-off detection, process alarms, rate alarms, under/over-range alerts.
Mechanical & Environmental:
Conformal coating: Yes (denoted by “K”) – protects against moisture, dust, and corrosion.
Terminal block options: 1756-TBCH or 1756-TBS6H.
Mounting: Standard ControlLogix chassis slot.
Operating temperature: –20°C to +60°C.
Humidity: 5% to 95% non-condensing.
Weight: ~1.00 lbs.
Certifications & Reliability:
CE Marked, UL Listed, CSA Certified.
Suitable for use in Class I, Division 2 hazardous locations.
Designed for process automation in oil & gas, pharmaceuticals, and manufacturing.