Product Description
Manufacturer: Allen-Bradley
Model/Part Number: 1794-IM8
Description: FlexLogix FLEX I/O 220V AC Input Module
Key Attributes:
| Attribute | Value |
|---|---|
| Number of Inputs | 8, nonisolated |
| Recommended Terminal Base Unit | 1794-TBN, 1794-TBNK |
| Module Mounting | Refer to Figure 1 on page 9 |
| On-State Voltage (Min) | 159V AC |
| On-State Voltage (Nominal) | 240V AC |
| On-State Voltage (Max) | 264V AC |
| On-State Current (Min) | 5.27 mA |
| On-State Current (Max) | 13.21 mA |
| Off-State Voltage (Max) | 40V AC |
| Off-State Current (Max) | 2.6 mA |
| Nominal Input Impedance | 22.3 kΩ |
| Nominal Input Current | 12 mA @ 240V AC |
| Isolation Voltage | 250V (continuous), Basic Insulation Type, field side to backplane |
| Type Tested | 1530V AC for 60 s |
| Isolation Between Channels | None |
| Input Filter Time | See Table 4 on page 6 |
| Flexbus Current | 30 mA @ 5V DC |
| Power Dissipation (Max) | 4.7 W @ 264V AC |
| Thermal Dissipation (Max) | 16.2 BTU/hr @ 264V AC |
General Specifications:
| Attribute | Value |
|---|---|
| Terminal Base Screw Torque | Determined by the installed terminal base |
| Dimensions | 94 x 94 x 69 mm (3.7 x 3.7 x 2.7 in.) |
| Indicators | 8 yellow status indicators (customer device-driven) |
| External AC Power Supply Voltage (Nominal) | 240V AC |
| External AC Power Supply Input Frequency | 47–63 Hz |
| External AC Power Voltage Range | 159–264V AC (see derating charts on page 9) |
| North American Temperature Code | T4 |
| Keyswitch Position | 8 |
| Enclosure Type Rating | None (open-style) |
| Weight (Approx.) | 100 g (3.53 oz) |
| Wire Size | Determined by the installed terminal base |
| Wiring Category | 2 (on signal ports) |
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