1756-IRT8I: Analog RTD / Thermocouple / millivolt Module
The 1756-IRT8I is the Analog RTD / Thermocouple / millivolt Module covered on this page. The attribute that decides whether it fits the existing installation without modification is 4.6 W.
This configuration's analog rtd / thermocouple / millivolt module is the attribute that drives the replacement decision. A processor or controller is selected on memory, scan time and platform compatibility before anything else. analog rtd / thermocouple / millivolt module sets how much programme fits, how fast the logic executes and which I/O and networks the unit can host — the three things that decide whether an existing application migrates without a rewrite. Confirming 4.6 W against the installed controller family is the check that prevents a processor that boots but cannot run the existing project.
| Feature | Specification |
|---|---|
| Manufacturer | Rockwell Automation |
| Brand | Allen-Bradley |
| Part Number | 1756-IRT8I |
| Part Number | 1756-IRT8I |
| Series | ControlLogix |
| Module Type | Analog RTD / Thermocouple / millivolt Module |
| Inputs | 8 Isolated Channels |
| Current Draw (5.1V) | 200 mA |
| Current Draw (24V) | 150 mA |
| Power Dissipation | 4.6 W |
| Resolution | 24 bits |
| Input Range | 1-500 Ω, 2-1000 Ω, 4-2000 Ω, 8-4000 Ω, -100 to 100 mV |
| Isolation Voltage | 250 V Continuous |
| Module Scan Time | 1 ms |
| Data Format | IEEE 32-bit floating point |
| Backplane Current (5V) | 250 mA |
| Backplane Current (24V) | 150 mA |
| Thermal Dissipation | 15.7 BTU/hr |
| Compatible RTBs | 1756-TBNH, 1756-TBS6H, 1756-TBCH |
Related Configurations
Other published configurations in the same family — confirm the distinguishing specification against your installation:
| Related Part Number | Configuration Difference |
|---|---|
| allen-bradley-1756-irt8ik-controllogix-rtd-thermocouple-input-module | confirm the configuration against your installation |
Availability & Condition at AutoDCSTech
| Part Number | 1756-IRT8I |
|---|---|
| Availability | In Stock |
| Condition | New |
| Warranty | One Year |
| Origin | US |
