Allen Bradley 1756-IRT8I
The 1756-IRT8I is a ControlLogix analog input module. It has Eight (8) individually isolated channels compatible for Resistance Temperature Detector (RTD) and Thermocouple sensors. Compatible RTDs are 100, 200, 500, 1000 ? Platinum, alpha=385; 100, 200, 500, 1000 ? Platinum, alpha=3916; 120 ? Nickel, alpha=672; 100, 120, 200, 500 ? Nickel, alpha=618; and 10 ? Copper. Compatible Thermocouples are Type B, C, D, E, J, K, N, R, S, T, TXK,XK (L). It is also capable of receiving millivolt signals with range of -100…100 mV.
This Allen Bradley 1756-IRT8I is supplied brand new by PartLogic for machine control, process automation, industrial communication, equipment maintenance and replacement applications. It forms part of our Industrial automation > Plc controllers > Io modules > Analog input > Controllogix range and is referenced internally as PartLogic SKU PL26805676442.
Before ordering, please confirm the manufacturer part number, product specifications and compatibility with your existing equipment. If you are replacing a failed, obsolete or hard-to-find part, contact PartLogic and we can help check suitability or source related components.
| Manufacturer | Allen Bradley |
| Category | PLCs |
| Product Line | ControlLogix |
| Part Number | 1756-IRT8I |
| UPC | 885630245423 |
| Weight | 1.00 lbs (0.45 kg) |
| Module Type | Analog RTD / Thermocouple / milivolt Module |
| Inputs | 8 Isolated Channels |
| No. of Inputs | Eight (8) Point Isolated RTD / Thermocouple / milivolt |
| Current Draw (5.1 Volts) | 200 milliamps |
| Compatible RTD Type | 100, 200, 500, 1000 ? Platinum, alpha=385 100, 200, 500, 1000 ? Platinum, alpha=3916 120 ? Nickel, alpha=672 100, 120, 200, 500 ? Nickel, alpha=618 10 ? Copper, alpha=427 |
| Current Draw (24 Volts) | 150 milliamps |
| Compatible Thermocouple Types | B, C, D, E, J, K, N, R, S, T, TXK/XK (L) |
| Power Dissipation (Maximum) | 4.6 Watts |
| Resolution | 24 bits 0…510 ?: 0.06 m?/count 0…1020 ?: 0.12 m?/count 0…2040 ?: 0.25 m?/count 0…4080 ?: 0.50 m?/count -101…101 mV: 0.01 ?V/count |
| Thermal Dissipation | 15.7 BTU per hour |
| Input Range | 1…500 ? 2…1000 ? 4…2000 ? 8…4000 ? -100…100 mV |
| Isolation Voltage | 250 Volts Continuous |
| Module Scan Time | 1 ms |
| Backplane Current at 24 Volts | 2 milliamps |
| Data Format | IEEE 32-bit floating point |
| Backplane Current (5Volts) | 250 mA |
| Backplane Current (24 Volts) | 150 mA |
| Power Dissipation (Max) | 4.6 W |
| UNSPSC | 32151705 |
| Removable Terminal Blocks | 1756-TBNH, 1756-TBS6H |
| Brand | Allen Bradley |
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