Allen-Bradley 1440-VDRS06-06RH XM-120 Dynamic Measurement Module

Configured for vibration and dynamic signal acquisition in XM condition monitoring networks, the Allen-Bradley 1440-VDRS06-06RH (1440-VDRS06 Dynamic Measurement Module) provides direct electrical execution for multi-channel machine condition analysis, buffered signal routing, and DeviceNet data exchange. The module supports six dynamic inputs for eddy current probes, accelerometers, and velocity transducers operating within rotating equipment monitoring assemblies.

Suffix Breakdown & Model Matrix

The provided documentation identifies the unit as a fixed XM-120 monitoring module. No official suffix segmentation or ordering matrix was specified for the 1440-VDRS06-06RH catalog number.

Hardware Specifications

DeviceNet Integration and Backplane Signal Distribution

The XM-120 module exchanges measurement data through DeviceNet communication layers used within Allen-Bradley XM condition monitoring architectures. Buffered outputs are electrically isolated in two independent banks, reducing interaction between adjacent vibration channels during high-frequency signal transmission.

The module supports direct routing of dynamic waveform signals to external analyzers without interrupting DeviceNet communication traffic. IEPE excitation current output at 2.69 mA permits direct connection of compatible accelerometer assemblies operating from the 24 VDC excitation source.

DIN-rail installation permits multi-module I/O density expansion within a shared monitoring enclosure. Expansion layouts require consistent DeviceNet trunk termination and shield continuity to maintain deterministic communication stability between monitoring nodes.

Frequently Asked Questions

Q: Does the 1440-VDRS06-06RH support hot insertion while energized?
A: The supplied documentation does not specify hot-swap capability. Standard industrial practice is to remove field power before installing or removing XM series monitoring modules.

Q: Can the buffered outputs be connected simultaneously to external analyzers and the control network?
A: Yes. The buffered outputs are intended for external diagnostic instrumentation while DeviceNet communication continues independently through the network interface.

Q: What sensor types are supported by the dynamic input channels?
A: The module supports eddy current probes, IEPE accelerometers, and velocity sensors compatible with the XM-120 input circuitry and excitation requirements.

Field Installation Guidelines

Install the module on grounded DIN rail assemblies with adequate spacing for heat dissipation and cable routing. Separate dynamic signal wiring from motor power conductors and variable frequency drive output cables to reduce conducted electrical noise.

Terminate cable shields at a single designated grounding point inside the enclosure to minimize ground loop currents. Maintain consistent polarity and channel labeling during probe termination to prevent cross-channel signal assignment errors.

DeviceNet trunk and drop wiring must follow approved network length and termination practices. Verify network resistance and shield continuity before energizing the monitoring rack. IEPE sensor wiring should not share conduit space with relay output conductors or high-current switching circuits.