Application Scenarios
In a large bottling plant’s filling line control panel, the PLC rack contained a 32-point output card that needed to drive 16 solenoid valves rated at 120V AC. Direct connection was impossible—the PLC card outputs were 24V DC, logic-level signals rated for only 0.5A. The plant maintenance team installed a 1492-XIM4024-16R directly below the PLC rack. A single 40-pin ribbon cable connected the PLC output card to the 1492-XIM4024-16R, and the field-side screw terminals received the valve wiring. Within an hour, all 16 valves were operational with full isolation between the PLC logic side and the 120V AC field side. When one relay coil later failed due to a sustained overvoltage event, the maintenance electrician simply unplugged the faulty relay and inserted a spare 700-HK36Z24 replacement—no rewiring required, no downtime beyond five minutes.
This scenario reflects the 1492-XIM4024-16R‘s core value proposition: consolidating relay interfacing into a modular, field-serviceable format. Additional application areas include packaging machinery, material handling systems, water treatment control panels, and any installation where a PLC must control devices requiring higher current or different voltage levels than the PLC outputs can provide.
Parameters
| Main Parameters | Value/Description |
|---|---|
| Product Model | 1492-XIM4024-16R |
| Manufacturer | Allen-Bradley (Rockwell Automation) |
| Product Category | Relay Master Digital Interface Module (IFM) |
| Relay Quantity | 16 (field-replaceable) |
| Relay Coil Voltage | 24V DC |
| Connector Type | 40-pin (PLC side), screw terminals (field side) |
| Contact Configuration | Form C (SPDT) |
| Contact Rating | 240V, 10A (derated to 12A per adjacent relay pair) |
| Maximum Recurring Peak Voltage | 600 Vp |
| Operating Temperature | -20°C to +60°C (T3C rating) |
| Humidity | 5–95% non-condensing |
| Mounting | DIN rail (35mm top hat) |
| Dimensions | 230mm W × 83mm H × 70.5mm D |
| Weight | Approx. 536 g (1.79 lb) |
| Indicators | LED per relay (coil-side PLC output status) |
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