Sensor assembly

A sensor assembly comprising:

• an electronic sensor;
• a dedicated signal conditioner;
• a dedicated analog-to-digital converter (“ADC”);
• said dedicated signal conditioner and said ADC being integrated directly with said electronic sensor into a single pre-assembled and pre-calibrated package;
• transponder apparatus for enabling said sensor assembly to adapt its output signal so as to properly match the specific input requirements of a particular digital controller;
• said transponder apparatus is constructed so as to measure the time duration of a programming pulse sent to said sensor assembly (the “Controller Programming Pulse”, or “CPP”), and then to use the time duration of the CPP to generate a time-proportioned reporting pulse (“the Sensor Reporting Pulse”, or “SRP”) so as to report sensor data to the digital controller;
• and
• said transponder apparatus is constructed so as to (1) first confirm safe receipt of the CPP by sending a sensor confirmation pulse (or “SCP”) to the digital controller upon safe receipt of the CPP, and (2) thereafter generate the SRP to report sensor data to the digital controller.

A method for sensing physical conditions and reporting on the same, the method comprising:

• (1) providing a sensor assembly comprising:
• an electronic sensor;
• a dedicated signal conditioner;
• a dedicated analog-to-digital converter (“ADC”);
• said dedicated signal conditioner and said ADC being integrated directly with said electronic sensor into a single pre-assembled and pre-calibrated package;
• and
• transponder apparatus for enabling said sensor assembly to adapt its output signal to match the specific input requirements of a particular digital controller, with said transponder apparatus being constructed so as to measure the time duration of a programming pulse sent to said sensor assembly (the “Controller Programming Pulse”, or “CPP”), and then to use the time duration of the CPP to generate a time-proportioned reporting pulse (the “Sensor Reporting Pulse”, or “SRP”) so as to report sensor data to the digital controller;
• said transponder apparatus is constructed so as to generate its SRP according to the following algorithm:
• time duration of SRP=(Actual Sensed Value/Full Scale Sensed Value)*time duration of CPP;
• (2) sending the CPP to said sensor assembly, and sensing the physical condition which is to be measured by said sensor assembly;
• and
• (3) sending the SRP from said sensor assembly to the digital controller so as to report sensor data to the digital controller.

A method for sensing physical conditions and reporting on the same, the method comprising:

• (1) providing a sensor assembly comprising:
• an electronic sensor;
• a dedicated signal conditioner;
• a dedicated analog-to-digital converter (“ADC”);
• said dedicated signal conditioner and said ADC being integrated directly with said electronic sensor into a single pre-assembled and pre-calibrated package;
• and
• transponder apparatus for enabling said sensor assembly to adapt its output signal to match the specific input requirements of a particular digital controller, with said transponder apparatus being constructed so as to measure the time duration of a programming pulse sent to said sensor assembly (the “Controller Programming Pulse”, or “CPP”), and then to use the time duration of the CPP to generate a time-proportioned reporting pulse (the “Sensor Reporting Pulse”, or “SRP”) so as to report sensor data to the digital controller;
• said transponder apparatus is constructed so as to (1) first confirm safe receipt of the CPP by sending a sensor confirmation pulse (the “SCP”) to the digital controller upon safe receipt of the CPP, and (2) thereafter generate the SRP to report sensor data to the digital controller;
• (2) sending the CPP to said sensor assembly, and sensing the physical condition which is to be measured by said sensor assembly;
• and
• (3) sending the SRP from said sensor assembly to the digital controller so as to report sensor data to the digital controller.

An electronic system comprising:

• a sensor assembly, said sensor assembly comprising:
• an electronic sensor;
• a dedicated signal conditioner;
• a dedicated analog-to-digital converter (“ADC”);
• and
• transponder apparatus for enabling said sensor assembly to adapt its output signal so as to properly match the specific input requirements of said digital controller;
• said dedicated signal conditioner and said ADC being integrated directly with said electronic sensor into a single pre-assembled and pre-calibrated package;
• said transponder apparatus is constructed so as to generate a time-proportioned reporting pulse (the “Sensor Reporting Pulse”) so as to report sensor data to the digital controller;
• said transponder apparatus is constructed so as to measure the time duration of a programming pulse sent to said sensor assembly (the “Controller Programming Pulse”, or “CPP”), and then to use the time duration of the CPP to generate a time-proportioned reporting pulse (“the Sensor Reporting Pulse”, or “SRP”) so as to report sensor data to said digital controller;
• said transponder apparatus is constructed so that it will generate its SRP according to the following algorithm:
• time duration of SRP=(Actual Sensed Value/Full Scale Sensed Value)*time duration of CPP;
• and
• a digital controller.

An electronic system comprising:

• a sensor assembly, said sensor assembly comprising:
• an electronic sensor;
• a dedicated signal conditioner;
• a dedicated analog-to-digital converter (“ADC”);
• and
• transponder apparatus for enabling said sensor assembly to adapt its output signal so as to properly match the specific input requirements of said digital controller;
• said dedicated signal conditioner and said ADC being integrated directly with said electronic sensor into a single pre-assembled and pre-calibrated package;
• said transponder apparatus is constructed so as to measure the time duration of a programming pulse sent to said sensor assembly (the “Controller Programming Pulse”, or “CPP”), and then to use the time duration of the CPP to generate a time-proportioned reporting pulse (“the Sensor Reporting Pulse”, or “SRP”) so as to report sensor data to said digital controller;
• said transponder apparatus is constructed so that it will generate its SRP according to the following algorithm:
• time duration of SRP=(Actual Sensed Value/Full Scale Sensed Value)*time duration of CPP;
• and
• a digital controller.

An electronic system comprising:

• a sensor assembly, said sensor assembly comprising:
• an electronic sensor;
• a dedicated signal conditioner;
• a dedicated analog-to-digital converter (“ADC”);
• and
• said dedicated signal conditioner and said ADC being integrated directly with said electronic sensor into a single pre-assembled and pre-calibrated package;
• said package is environmentally sealed;
• a digital controller.

A sensor assembly comprising:

• an electronic sensor adapted to sense a physical condition and to provide a first signal representative of the sensed physical condition, said first signal comprising a low-level, un-calibrated analog signal;
• an electronic device adapted to receive said first signal and to provide a second signal representative of said first signal, said second signal comprising a high-level, calibrated digital signal of the sort required by a digital controller;
• and
• transponder apparatus for enabling said sensor assembly to adapt its output signal so as to properly match the specific input requirements of a particular digital controller;
• said electronic sensor and said electronic device being integrated with one another into a single pre-assembled and pre-calibrated package;
• said transponder apparatus is constructed so as to measure the time duration of a programming pulse sent to said sensor assembly (the “Controller Programming Pulse”, or “CPP”), and then to use the time duration of the CPP to generate a time-proportioned reporting pulse (“the Sensor Reporting Pulse”, or “SRP”) so as to report sensor data to the digital controller;
• said transponder apparatus is constructed so that it will generate its SRP according to the following algorithm:
• time duration of SRP=(Actual Sensed Value/Full Scale Sensed Value)*time duration of CPP.

A sensor assembly comprising:

• an electronic sensor adapted to sense a physical condition and to provide a first signal representative of the sensed physical condition, said first signal comprising a low-level, un-calibrated analog signal;
• an electronic device adapted to receive said first signal and to provide a second signal representative of said first signal, said second signal comprising a high-level, calibrated digital signal of the sort required by a digital controller;
• and
• transponder apparatus for enabling said sensor assembly to adapt its output signal so as to properly match the specific input requirements of a particular digital controller;
• said electronic sensor and said electronic device being integrated with one another into a single pre-assembled and pre-calibrated package;
• said transponder apparatus is constructed so as to measure the time duration of a programming pulse sent to said sensor assembly (the “Controller Programming Pulse”, or “CPP”), and then to use the time duration of the CPP to generate a time-proportioned reporting pulse (“the Sensor Reporting Pulse”, or “SRP”) so as to report sensor data to the digital controller;
• said transponder apparatus is constructed so as to (1) first confirm safe receipt of the CPP by sending a sensor confirmation pulse (or “SCP”) to the digital controller upon safe receipt of the CPP, and (2) thereafter generate the SRP to report sensor data to the digital controller.

A sensor assembly comprising:

• an electronic sensor adapted to sense a physical condition and to provide a first signal representative of the sensed physical condition, said first signal comprising a low-level, un-calibrated analog signal;
• and
• a cable assembly, said cable assembly comprising:
• an electronic device adapted to receive said first signal and to provide a second signal representative of said first signal, said second signal comprising a high-level, calibrated digital signal of the sort required by a digital controller;
• a first connector for connecting said electronic device to said electronic sensor;
• and
• a second connector for connecting said electronic device to a digital controller;
• said electronic device being integrated with said first and second connectors into a single pre-assembled and pre-calibrated package;
• said electronic device is sized so as to permit it to be made as an integral part of said cable assembly without the need for an independent mechanical mounting or for strain reliefs for said cable assembly.

A sensor assembly comprising:

• an electronic sensor adapted to sense a physical condition and to provide a first signal representative of the sensed physical condition, said first signal comprising a low-level, un-calibrated analog signal;
• a cable assembly, said cable assembly comprising:
• an electronic device adapted to receive said first signal and to provide a second signal representative of said first signal, said second signal comprising a high-level, calibrated digital signal of the sort required by a digital controller;
• a first connector for connecting said electronic device to said electronic sensor;
• and
• a second connector for connecting said electronic device to a digital controller;
• said electronic device being integrated with said first and second connectors into a single pre-assembled and pre-calibrated package;
• and
• transponder apparatus for enabling said sensor assembly to adapt its output signal so as to properly match the specific input requirements of a particular digital controller;
• said transponder apparatus is constructed so as to measure the time duration of a programming pulse sent to said sensor assembly (the “Controller Programming Pulse”, or “CPP”), and then to use the time duration of the CPP to generate a time-proportioned reporting pulse (“the Sensor Reporting Pulse”, or “SRP”) so as to report sensor data to the digital controller;
• said transponder apparatus is constructed so that it will generate its SRP according to the following algorithm:
• time duration of SRP=(Actual Sensed Value/Full Scale Sensed Value)*time duration of CPP.

A cable assembly for use with an electronic sensor of the sort adapted to sense a physical condition and to provide a first signal representative of the sensed physical condition, said first signal comprising a low-level, un-calibrated analog signal, said cable assembly comprising:

• an electronic device adapted to receive said first signal and to provide a second signal representative of said first signal, said second signal comprising a high-level, calibrated digital signal of the sort required by a digital controller;
• a first connector for connecting said electronic device to the electronic sensor;
• a second connector for connecting said electronic device to a digital controller;
• and
• transponder apparatus for enabling said sensor assembly to adapt its output signal so as to properly match the specific input requirements of a particular digital controller;
• said electronic device being integrated with said first and second connectors into a single pre-assembled and pre-calibrated package;
• said transponder apparatus is constructed so as to measure the time duration of a programming pulse sent to said sensor assembly (the “Controller Programming Pulse”, or “CPP”), and then to use the time duration of the CPP to generate a time-proportioned reporting pulse (“the Sensor Reporting Pulse”, or “SRP”) so as to report sensor data to the digital controller;
• said transponder apparatus is constructed so that it will generate its SRP according to the following algorithm:
• time duration of SRP=(Actual Sensed Value/Full Scale Sensed Value)*time duration of CPP.

A method for sensing physical conditions and reporting on the same, the method comprising:

• (1) providing a sensor assembly comprising:
• an electronic sensor;
• a dedicated signal conditioner;
• a dedicated analog-to-digital converter (“ADC”);
• and
• transponder apparatus for enabling said sensor assembly to adapt its output signal to match the specific input requirements of a particular digital controller, with said transponder apparatus being constructed so as to measure the time duration of a programming pulse sent to said sensor assembly (the “Controller Programming Pulse”, or “CPP”), and then to use the time duration of the CPP to generate a time-proportioned reporting pulse (the “Sensor Reporting Pulse”, or “SRP”) so as to report sensor data to the digital controller;
• said dedicated signal conditioner and said ADC being integrated directly with said electronic sensor into a single pre-assembled and pre-calibrated package;
• (2) sending the CPP to said sensor assembly, and sensing the physical condition which is to be measured by said sensor assembly;
• (3) sending the SRP from said sensor assembly to the digital controller so as to report sensor data to the digital controller;
• (4) sending a second CPP to the sensor assembly, and sensing the physical condition which is to be measured by said sensor assembly;
• and
• (5) sending a second SRF from said sensor assembly to the digital controller so as to report sensor data to the digital controller, the second SRP being generated as a function of the second CPP.

A sensor assembly comprising:

• an electronic sensor;
• a dedicated signal conditioner;
• a dedicated analog-to-digital converter (“ADC”);
• and
• transponder apparatus for enabling said sensor assembly to adapt its output signal so as to properly match the specific input requirements of a particular digital controller;
• said dedicated signal conditioner and said ADC being integrated directly with said electronic sensor into a single pre-assembled and pre-calibrated package;
• said transponder apparatus is constructed so as to measure the time duration of a programming pulse sent to said sensor assembly (the “Controller Programming Pulse”, or “CPP”), and then to use the time duration of the CPP to generate a time-proportioned reporting pulse (“the Sensor Reporting Pulse”, or “SRP”) so as to report sensor data to the digital controller;
• wherein the SCP is generated as a function of the CPP.

A sensor assembly comprising:

• an electronic sensor;
• a dedicated signal conditioner;
• a dedicated analog-to-digital converter (“ADC”);
• and
• transponder apparatus for enabling said sensor assembly to adapt its output signal so as to properly match the specific input requirements of a particular digital controller;
• said dedicated signal conditioner and said ADC being integrated directly with said electronic sensor into a single pre-assembled and pre-calibrated package;
• said transponder apparatus is constructed so as to measure the time duration of a programming pulse sent to said sensor assembly (the “Controller Programming Pulse”, or “CPP”), and then to use the time duration of the CPP to generate a time-proportioned reporting pulse (“the Sensor Reporting Pulse”, or “SRP”) so as to report sensor data to the digital controller;
• wherein the SCP is generated as a function of the CPP. transponder apparatus for enabling said sensor assembly to adapt its output signal so as to properly match the specific input requirements of a particular digital controller;
• wherein the SCP has a time duration equal to one-half the time duration of the CPP.

A sensor assembly comprising:

• an electronic sensor;
• a dedicated signal conditioner;
• a dedicated analog-to-digital converter (“ADC”);
• and
• transponder apparatus for enabling said sensor assembly to adapt its output signal so as to properly match the specific input requirements of a particular digital controller;
• said dedicated signal conditioner and said ADC being integrated directly with said electronic sensor into a single pre-assembled and pre-calibrated package;
• said transponder apparatus is constructed so as to measure the time duration of a programming pulse sent to said sensor assembly (the “Controller Programming Pulse”, or “CPP”), and then to use the time duration of the CPP to generate a time-proportioned reporting pulse (“the Sensor Reporting Pulse”, or “SRP”) so as to report sensor data to the digital controller;
• wherein the SCP is generated as a function of the CPP. transponder apparatus for enabling said sensor assembly to adapt its output signal so as to properly match the specific input requirements of a particular digital controller;
• wherein the SCP has a time duration substantially equal to the time duration of the CPP.

A sensor assembly comprising:

• an electronic sensor;
• a dedicated signal conditioner;
• a dedicated analog-to-digital converter (“ADC”);
• and
• transponder apparatus for enabling said sensor assembly to adapt its output signal so as to properly match the specific input requirements of a particular digital controller;
• said dedicated signal conditioner and said ADC being integrated directly with said electronic sensor into a single pre-assembled and pre-calibrated package;
• said transponder apparatus is constructed so as to generate a frequency-proportioned reporting pulse (the “Sensor Reporting Pulse”) so as to report sensor data to the digital controller.

A sensor assembly comprising:

• an electronic sensor;
• a dedicated signal conditioner;
• a dedicated analog-to-digital converter (“ADC”);
• and
• transponder apparatus for enabling said sensor assembly to adapt its output signal so as to properly match the specific input requirements of a particular digital controller;
• said dedicated signal conditioner and said ADC being integrated directly with said electronic sensor into a single pre-assembled and pre-calibrated package;
• said transponder apparatus is constructed so as to generate a time-proportioned reporting pulse (the “Sensor Reporting Pulse”) so as to report sensor data to the digital controller;
• said transponder apparatus is constructed so as to generate the SRP after the sensor data exceeds a pre-determined set-point.

A sensor assembly comprising:

• an electronic sensor;
• a dedicated signal conditioner;
• a dedicated analog-to-digital converter (“ADC”);
• and
• transponder apparatus for enabling said sensor assembly to adapt its output signal so as to properly match the specific input requirements of a particular digital controller;
• said dedicated signal conditioner and said ADC being integrated directly with said electronic sensor into a single pre-assembled and pre-calibrated package;
• said transponder apparatus is constructed so as to generate a time-proportioned reporting pulse (the “Sensor Reporting Pulse”) so as to report sensor data to the digital controller;
• said transponder apparatus is constructed so as to generate the SRP after the sensor data exceeds a pre-determined set-point;
• said transponder apparatus is constructed so as to not generate the SRP after the sensor data falls below a pre-determined reset-point.

A sensor assembly comprising:

• an electronic sensor;
• a dedicated signal conditioner;
• a dedicated analog-to-digital converter (“ADC”);
• and
• transponder apparatus for enabling said sensor assembly to adapt its output signal so as to properly match the specific input requirements of a particular digital controller;
• said dedicated signal conditioner and said ADC being integrated directly with said electronic sensor into a single pre-assembled and pre-calibrated package;
• said transponder apparatus is constructed so as to generate a time-proportioned reporting pulse (the “Sensor Reporting Pulse”) so as to report sensor data to the digital controller;
• said transponder apparatus is constructed so as to generate the SRP as a function of a pre-programmed time duration.

A sensor assembly comprising:

• an electronic sensor adapted to sense a physical condition and to provide a first signal representative of the sensed physical condition, said first signal comprising a low-level, un-calibrated analog signal;
• and
• a cable assembly, said cable assembly comprising:
• an electronic device adapted to receive said first signal and to provide a second signal representative of said first signal, said second signal comprising a high-level, calibrated digital signal of the sort required by a digital controller;
• a first connector for connecting said electronic device to said electronic sensor;
• and
• a second connector for connecting said electronic device to a digital controller;
• said electronic device being integrated with said first and second connectors into a single pre-assembled and pre-calibrated package;
• said electronic device is disposed in close proximity to said first connector.

A sensor assembly comprising:

• an electronic sensor adapted to sense a physical condition and to provide a first signal representative of the sensed physical condition, said first signal comprising a low-level, un-calibrated analog signal;
• and
• a cable assembly, said cable assembly comprising:
• an electronic device adapted to receive said first signal and to provide a second signal representative of said first signal, said second signal comprising a high-level, calibrated digital signal of the sort required by a digital controller;
• a first connector for connecting said electronic device to said electronic sensor;
• and
• a second connector for connecting said electronic device to a digital controller;
• said electronic device being integrated with said first and second connectors into a single pre-assembled and pre-calibrated package;
• said electronic device is disposed in close proximity to said first connector;
• said electronic device is disposed within about one foot of said first connector.

A sensor assembly comprising:

• an electronic sensor;
• a dedicated signal conditioner;
• a dedicated analog-to-digital converter (“ADC”);
• transponder apparatus for enabling said sensor assembly to adapt its output signal so as to properly match the specific input requirements of a particular digital controller;
• and
• temperature-compensating apparatus for modifying the output of said sensor assembly so as to compensate for the effect of temperature on said electronic sensor;
• said dedicated signal conditioner and said ADC being integrated directly with said electronic sensor into a single pre-assembled and pre-calibrated package.

An electronic system comprising:

• a sensor assembly, said sensor assembly comprising:
• an electronic sensor;
• a dedicated signal conditioner;
• and
• a dedicated analog-to-digital converter (“ADC”);
• said dedicated signal conditioner and said ADC being integrated directly with said electronic sensor into a single pre-assembled and pre-calibrated package;
• and
• a digital controller, said digital controller comprising:
• a micro-PLC device.