Magnetic sensor assembly for rotary gas meters

A magnetic sensor assembly for rotary gas meters, the assembly comprising:

• a counter module EVC;
• a base coupling member operatively coupled to the counter module EVC;
• a first magnetic sensor probe configured to be releasably secured within an aperture of a first gas meter body,
• the first sensor probe having a first end, a second end, and a probe coupling member extending from the first end of the first sensor probe, the probe coupling member of the first sensor probe being releasably engagable with the base coupling member;
• and
• a second magnetic sensor probe configured to be releasably secured within an aperture of a second gas meter body,
• the second sensor probe having a first end, a second end, and a probe coupling member extending from the first end of the second sensor probe, the probe coupling member of the second sensor probe being releasably engagable with the base coupling member;
• wherein, in a first configuration, the probe coupling member of the first sensor probe is engaged with the base coupling member to operatively couple the first sensor probe and the counter module EVC, and the counter module EVC may be coupled to the first gas meter body with the sensor probe positioned within the aperture of the first gas meter body for sensing rotation of a counter drive shaft of the first gas meter body, and
• wherein, in a second configuration, the probe coupling member of the second sensor probe is engaged with the base coupling member to operatively couple the second sensor probe and the counter module EVC, and the counter module EVC may be coupled to the second gas meter body with the sensor probe positioned within the aperture of the second gas meter body for sensing rotation of a counter drive shaft of the second gas meter body.

A rotary gas meter comprising a magnetic sensor assembly coupled thereto, the assembly comprising:

• a counter module electronic volume corrector (“EVC”);
• a magnetic sensor probe operatively coupled to the counter module EVC and configured to be releasably secured within an aperture of a first gas meter body of the rotary gas meter,
• the sensor probe having a first end, a second end, a generally cylindrical outer surface extending between the first and second ends, an outer diameter at the second end, and a longitudinal axis;
• and
• an adapter sleeve,
• the adapter sleeve having a first end, a second end, an outer surface extending between the first and second ends of the adapter sleeve, an outer diameter at the second end of the adapter sleeve, a longitudinal axis, and a sensor probe aperture extending from the first end of the adapter sleeve towards the second end of the adapter sleeve,
• the sensor probe aperture being configured to receive the sensor probe within the adapter sleeve,
• the adapter sleeve being configured to be releasably secured within an aperture of a second gas meter body of a second rotary gas meter, the aperture of the second gas meter body having a diameter that is greater than a diameter of the aperture of the first gas meter body of the rotary gas meter,
• wherein, in a first configuration, the counter module EVC may be coupled to the first gas meter body with the sensor probe positioned within the aperture of the first gas meter body for sensing rotation of a counter drive shaft of the first gas meter body, and
• wherein, in a second configuration uncoupled from the rotary gas meter and coupled to second rotary gas meter, the counter module EVC may be coupled to the second gas meter body with the sensor probe positioned within the adapter sleeve, and the adapter sleeve positioned within the aperture of the second gas meter body for sensing rotation of a counter drive shaft of the second gas meter body.

A rotary gas meter comprising a magnetic sensor assembly coupled thereto, the assembly comprising:

• a counter module EVC;
• a base coupling member operatively coupled to the counter module EVC;
• a first magnetic sensor probe configured to be releasably secured within an aperture of a first gas meter body of the rotary gas meter,
• the first sensor probe having a first end, a second end, and a probe coupling member extending from the first end of the first sensor probe, the probe coupling member of the first sensor probe being releasably engagable with the base coupling member;
• and
• a second magnetic sensor probe configured to be releasably secured within an aperture of a second gas meter body of a second rotary gas meter,
• the second sensor probe having a first end, a second end, and a probe coupling member extending from the first end of the second sensor probe, the probe coupling member of the second sensor probe being releasably engagable with the base coupling member;
• wherein, in a first configuration, the probe coupling member of the first sensor probe is engaged with the base coupling member to operatively couple the first sensor probe and the counter module EVC, and the counter module EVC may be coupled to the first gas meter body with the sensor probe positioned within the aperture of the first gas meter body for sensing rotation of a counter drive shaft of the first gas meter body, and
• wherein, in a second configuration uncoupled from the rotary gas meter and coupled to second rotary gas meter, the probe coupling member of the second sensor probe is engaged with the base coupling member to operatively couple the second sensor probe and the counter module EVC, and the counter module EVC may be coupled to the second gas meter body with the sensor probe positioned within the aperture of the second gas meter body for sensing rotation of a counter drive shaft of the second gas meter body.