| Item no. | 750-439/040-000 |
| Description | 8-channel digital input; NAMUR; Intrinsically safe; Extreme |
| GTIN / EAN | 4055143649438 |
| Increase in order quantity | (1, 2, 3, 4, ...) |
| Customs Tariff no. | 85389099990 |
| Customs duty for the country of origin | DE |
| Manufacturer | WAGO |
| Number of digital inputs | 8 |
| Total number of channels (module) | 8 |
| Type of signal | NAMUR |
| Sensor supply voltage | 8.2 V DC; short-circuit-protected, isolated channels |
| Sensor connection | 4 x (2-conductor) |
| Input characteristic | high-side switching |
| Input filter (digital) [ms] | 3 ms |
| Open-circuit voltage [V] | DC 8.2 V |
| Short-circuit current | ≤ 8.2 mA (± 0.2 mA) |
| Signal current (0) NAMUR [mA] | 1.2 mA |
| Signal current (1) NAMUR [mA] | 2.1 mA |
| Switching hysteresis [mA] | 0.2 mA |
| Contact resistance max. [Ω] | 1000 Ω |
| Input pulse duration [ms] | ≥5 ms |
| Input pulse separation [ms] | ≥3 ms |
| Power consumption Pmax. | 1.2 W |
| Max. input data width (internal) [Bit] | 16 Bit |
| Max. output data width (internal) [Bit] | 16 Bit |
| Intrinsic safety Ex i | yes |
| System supply voltage | DC 5 V; via data contacts |
| Current consumption, system supply [mA] | 56 mA |
| Current consumption, field supply (module with no external l | 11 mA |
| Power loss PV | 0.54 W |
| Dielectric strength | 510 VAC/775 VDC; per EN 60870-2-1 |
| Number of incoming power jumper contacts | 2 |
| Number of outgoing power jumper contacts | 2 |
| Current carrying capacity of the power jumper contacts [A] | 1 A |
| Ex guideline | EN/IEC 60079-0, -7, -11 |
| Reactances Ex ia IIC | Lo = 100 mH; Co = 1,5 µF |
| Reactances Ex ia IIB | Lo = 100 mH; Co = 9.9 µF |
| Ex ia IIA reactances | Lo = 100 mH; Co = 39 µF |
| Reactances Ex ia I | Lo = 100 mH; Co = 38 µF |
| Connection technology: inputs/outputs | 16 x CAGE CLAMP® |
| Connection type (1) | Inputs/Outputs |
| Solid conductor | 0.25 … 2.5 mm² / 24 … 14 AWG |
| Fine-stranded conductor | 0.25 … 2.5 mm² / 24 … 14 AWG |
| Strip length | 8 … 9 mm / 0.31 … 0.35 Inch |
| Width | 24 mm / 0.945 in |
| Height | 67.8 mm / 2.669 in |
| Height from upper-edge of DIN-35 rail | 60.6 mm / 2.386 in |
| Depth | 100 mm / 3.937 in |
| Type of mounting | DIN-35 rail |
| Housing material | Polycarbonate, polyamide 6.6 |
| Weight [g] | 93.8 g |
| Conformity marking | CE |
| Surrounding air (operating) temperature | -40 … 70 °C |
| Surrounding air (storage) temperature | -40 … 85 °C |
| Degree of protection | IP20 |
| Degree of pollution (5) | 2 per IEC 61131-2 |
| Mounting position | horizontal (standing/lying) or vertical |
| Relative air humidity (no condensation) [%] | 95 % |
| Exposure to pollutants | Per IEC 60068-2-42 and IEC 60068-2-43 |
| Permissible H2S contaminant concentration at a re | 10 ppm |
| Permissible SO2 contaminant concentration at a re | 25 ppm |
| Packaging type | BOX |
| Product Family | 750 XTR Series I/O-System |
| Main product function | Digital input |
| Product type | Intrinsically safe modules (Ex i) |
| [mm] | 24 mm |
