Abstract: A self-leveling sensor assembly comprising an outer bushing defining a bushing passage, a bushing axis extending centrally through the bushing passage; an inner housing received in the bushing passage and rotatable about the bushing axis, the inner housing comprising a housing weight disposed at a first housing side of the inner housing; and a vibration sensor mounted to the inner housing and defining a sensor axis; wherein the housing weight is configured to pull the first housing side of the inner housing downward to rotate the inner housing and the vibration sensor about the bushing axis and to align the sensor axis is a desired orientation.

Abstract: A nozzle cap spacer for a hydrant nozzle cap includes a substantially planar spacer body defining an outer body edge; and a resilient spacer spring arm extending from the outer body edge at a proximal arm end, the spacer spring arm configurable in an extended orientation and a compressed orientation, the spacer spring arm biased to the extended orientation; wherein, in the extended orientation, the nozzle cap spacer defines a substantially oblong shape, and in the compressed orientation, the nozzle cap spacer defines a substantially circular shape.

Abstract: A node mounting bracket for mounting a monitoring node within an access chamber includes a node support portion configured to engage and support the monitoring node; a spring leg extending substantially outward from the node support portion and configured to frictionally engage an inner chamber surface of the access chamber; and a handle extending substantially upward from the node support portion.

Abstract: A nozzle cap spacer for a hydrant nozzle cap includes a substantially planar spacer body defining an outer body edge; and a resilient spacer spring arm extending from the outer body edge at a proximal arm end, the spacer spring arm configurable in an extended orientation and a compressed orientation, the spacer spring arm biased to the extended orientation; wherein, in the extended orientation, the nozzle cap spacer defines a substantially oblong shape, and in the compressed orientation, the nozzle cap spacer defines a substantially circular shape

Abstract: A nozzle cap spacer for a hydrant nozzle cap includes a spacer body defining an outer body edge, the spacer body defining a spacer body thickness; and a resilient first spacer spring arm extending from the outer body edge and biased away from the spacer body in an extended orientation, wherein the first spacer spring arm defines a first spring arm thickness; wherein the first spring arm thickness of the first spacer spring arm is equal to the spacer body thickness of the spacer body.

Abstract: A nozzle cap spacer for a hydrant nozzle cap includes a spacer body defining an outer edge and an inner edge, the inner edge defining an opening formed through a center of the spacer body; and a leak path notch formed in the spacer body, the leak path notch extending radially inward from the outer edge of the spacer body.

Abstract: A sensor system can include a sensor module including a vibration sensor; a processor module including a power supply and a processor PCB, the processor module connected in electrical communication with the sensor module by a first cable; and an antenna module including an antenna, the antenna module connected in electrical communication with the processor module by a second cable.

Abstract: A method for manufacturing a nozzle cap, the method including attaching an antenna printed circuit board (“PCB”) strip to an inner cover surface of an antenna cover; and inserting the antenna cover into a scallop defined by a circumferential wall of a cap body to position the antenna PCB strip between the antenna cover and the circumferential wall, the circumferential wall defining an outer wall surface, the antenna cover covering the scallop, the scallop extending radially inward into the circumferential wall relative to a first portion and a second portion of the outer wall surface, the scallop circumferentially positioned between the first portion and the second portion of the outer wall surface.

Abstract: A nozzle cap includes a cap body defining a first body end and a second body end, the cap body defining a circumferential wall extending from the first body end towards the second body end; an antenna cover circumferentially overlapping a portion of the circumferential wall, the antenna cover defining an inner cover surface facing the circumferential wall, an antenna cavity defined between the inner cover surface and the portion of the circumferential wall; and an antenna printed circuit board (“PCB”) strip positioned within the antenna cavity, the antenna PCB strip secured in facing engagement with the inner cover surface.

Abstract: A nozzle cap spacer for a hydrant nozzle cap includes a spacer body defining an outer edge and an inner edge, the inner edge defining an opening formed through a center of the spacer body; and a leak path notch formed in the spacer body, the leak path notch extending radially inward from the outer edge of the spacer body.

Abstract: A nozzle cap includes a cap body defining a first body end and a second body end, the cap body defining a circumferential wall extending from the first body end towards the second body end; an antenna cover circumferentially overlapping a portion of the circumferential wall, the antenna cover defining an inner cover surface facing the circumferential wall, an antenna cavity defined between the inner cover surface and the portion of the circumferential wall; and an antenna printed circuit board (“PCB”) strip positioned within the antenna cavity, the antenna PCB strip secured in facing engagement with the inner cover surface.

Abstract: Example aspects of a nozzle cap spacer for a hydrant nozzle cap, a spaced nozzle cap assembly, and a method for adjusting a rotational indexing of a nozzle cap are disclosed. The nozzle cap spacer for a hydrant nozzle cap can comprise a spacer body defining an outer body edge; and a resilient first spacer spring arm extending from the outer body edge, wherein the first spacer spring arm is biased away from the spacer body in an extended orientation.

Abstract: Example aspects of a nozzle cap spacer for a hydrant nozzle cap, a spaced nozzle cap assembly, and a method for adjusting a rotational indexing of a nozzle cap are disclosed. The nozzle cap spacer for a hydrant nozzle cap can comprise a spacer body defining an outer body edge; and a resilient first spacer spring arm extending from the outer body edge, wherein the first spacer spring arm is biased away from the spacer body in an extended orientation.

Abstract: A nozzle cap includes a cap body defining a first body end and a second body end, the cap body defining a circumferential wall extending from the first body end towards the second body end; an antenna cover circumferentially overlapping a portion of the circumferential wall, the antenna cover defining an inner cover surface facing the circumferential wall, an antenna cavity defined between the inner cover surface and the portion of the circumferential wall; and an antenna printed circuit board (“PCB”) strip positioned within the antenna cavity, the antenna PCB strip secured in facing engagement with the inner cover surface.