The 1734-IR2 is a Resistance Temperature Detector (RTD)input module that is part of Allen-Bradley’s POINT IO product family.
| Manufacturer | Allen Bradley |
|---|---|
| Category | PLCs |
| Product Line | Point I/O 1734 |
| Part Number | 1734-IR2 |
| Weight | 0.06 lbs (0.03 kg) |
| Keyswitch Position | 6 |
| Power Dissipation | 1.0 W @ 28.8V DC |
| Module Type | RTD / Resistance input module |
| Series | POINT I/O |
| No. of outputs | Two (2) Single-ended, non-isolated channels |
| Compatible RTD sensors | 100 Pt α = 0.00385; 200 Pt α = 0.00385; 100 Pt α = 0.003916; 200 Pt α = 0.003916; 10 Cu α = 0.00427; 100 Ni α = 0.00618; 120 Ni α = 0.00618 and 120 Ni α = 0.00672. |
| Compatible Resistance input | 0-600 Ω |
| Resolution | 16 bits – 9.5 mΩ/cnt; 0.03 °C/cnt (Pt385 @ 25 °C) or 0.05 °F/cnt (Pt385 @ 77 °F) |
| Absolute Accuracy | 0.1% Full Scale @ 25 Deg. Celsius |
| Input step response (per channel) | 60 ms @ Notch = 50 Hz 50 ms @ Notch = 60 Hz 30 ms @ Notch = 100 Hz 25 ms @ Notch = 120 Hz 15 ms @ Notch = 200 Hz 13 ms @ Notch = 240 Hz 10 ms @ Notch = 300 Hz 8 ms @ Notch = 400 Hz 6 ms @ Notch = 480 Hz |
| Input update rate per module | 40 ms @ Notch = 50 Hz 33 ms @ Notch = 60 Hz (default) 20 ms @ Notch = 100 Hz 17 ms @ Notch = 120 Hz 10 ms @ Notch = 200 Hz 8 ms @ Notch = 240 Hz 7 ms @ Notch = 300 Hz 5 ms @ Notch = 400 Hz 4 ms @ Notch = 480 Hz |
| Current Draw | 220 mA @5V dc |
| Enclosure type rating | None (open-style) |
| Module Location | 1734-TB, 1734-TBS, 1734-TOP, or 1734-TOPS wiring base assembly |
| Inputs | 2 Single-Ended, Non-Isolated |
| Conversion Type | Delta Sigma |
| Data Format | Signed Integer |
| Isolation Voltage | 50 Volts Continuous |
| Thermal Dissipation | 3.3 BTU/hour |
| Enclosure | Open |
| Operating Temperature | -20-55 Celsius |
