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ControlLogix 8 Point RTD/Thermocouple In
SKU: 1756-IRT8I
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Short Description
Description:
A sophisticated analogue input module from the ControlLogix series, the 1756-IRT8I is designed to sense temperature and low voltage with remarkable precision.
It has eight individually isolated input channels, each capable of receiving signals from RTDs, thermocouples, or millivolt sources, making it ideal for industrial thermal monitoring.
With 24-bit resolution, the module provides high-precision data acquisition, making it perfect for crucial applications such as chemical processing, energy generation, and pharmaceutical manufacture.
It can handle a variety of sensor types, including platinum, nickel, and copper RTDs, as well as thermocouple types B, C, E, J, K, N, R, S, T, and others.
The module provides cold junction compensation, open-circuit detection, and over-range warnings, which improve system reliability and diagnostic capabilities.
Its quick response time and rugged build enable it to perform well in dynamic and hostile conditions.
Whether you're running a high-temperature reactor or maintaining food safety in a thermal process, the 1756-IRT8I offers the precision and versatility required for modern industrial management.
Buy currently uses Select Automation shop pricing and checkout.
Input Configuration:
Channels: 8 individually isolated inputs.
Supported sensor types:
RTD: Platinum (α=385, α=3916), Nickel (α=672, α=618), Copper (α=427).
Thermocouple: Types B, C, D, E, J, K, N, R, S, T, TXK/XK (L).
Millivolt: –100 mV to +100 mV range.
Measurement & Accuracy:
Resolution: Up to 24 bits for high-precision readings.
Cold Junction Compensation (CJC):
2 onboard sensors.
Accuracy: ±0.3°C.
Lead resistance calibration: Performed automatically on power cycle for thermocouples.
Sampling rate: Determined by RPI (Requested Packet Interval); no RTS parameter.
Diagnostics & Features:
Wire-off detection.
Sensor offset and copper offset (10Ω).
Under-range/over-range alarms.
Digital notch filter.
Process and rate alarms.
Thermocouple wire length compensation.
Synchronized sampling across channels.
Mechanical & Environmental:
Terminal block options:
1756-TBCH.
1756-TBS6H.
Mounting: Standard ControlLogix chassis slot.
Operating temperature: –20°C to +60°C.
Humidity: 5% to 95% non-condensing.