1. A monitoring device to be removably coupled between a power protection device and a bus bar, the monitoring device comprising:
a housing having a first surface opposite a second surface;
a mini-bus bar disposed in the housing;
a power receptacle disposed in the first surface to removably couple with a power plug of the power protection device to the mini-bus bar;
a current monitoring device disposed on the mini-bus bar housed in the housing to monitor a current flowing through the monitoring device and report a signal based on the monitored current; and
a power terminal protruding from the second surface arranged in-line with the power receptacle to removably couple with the bus bar.
2. The monitoring device of claim 1, wherein the power receptacle has a through hole providing access to the power terminal to removably couple the monitoring device to andor from the bus bar.
3. The monitoring device of claim 1, wherein the power receptacle and the power terminal are concentrically arranged in first and second tabs of the mini-bus bar.
4. The monitoring device of claim 1, further comprising a magnetic shield fixed to the mini-bus bar for shielding the current monitoring device.
5. The monitoring device of claim 1, further comprising alarm contact receptacles disposed in the first surface to removably couple with cooperating alarm contacts of the power protection device to pass trip status signals generated by the power protection device to a central control board.
6. The monitoring device of claim 1, further comprising signal pins disposed in the second surface to removably couple with cooperating receptacles of a backplane or a cable harness to pass signals to a central control board.
7. The monitoring device of claim 1, wherein each of the first and second surfaces comprise a width of about 0.85 times a width of the power protection device.
8. A sensor device to be removably coupled between a power protection device and a bus bar, the sensor device comprising:
a mini-bus bar including a power receptacle arranged concentric with, and opposite to, a power terminal, wherein the power receptacle is configured to removably couple with a power plug of the power protection device and the power terminal is configured to removably couple with the bus bar, the power receptacle including a through hole that provides access to the power terminal; and
a current monitoring assembly adjacent to the mini-bus bar to monitor a current flowing through the mini-bus bar and report a signal based on the monitored current; and
a housing enclosing the mini-bus bar and the current monitoring assembly.
9. The sensor device of claim 8, wherein the current monitoring assembly comprises a current monitor coupled to the mini-bus bar to monitor and report a current flowing through the mini-bus bar.
10. The sensor device of claim 9, wherein the current monitor comprises a Hall Effect current monitor.
11. The sensor device of claim 10, wherein the Hall Effect current monitor is disposed on a current monitor board coupled to the mini-bus bar.
12. The sensor device of claim 8, wherein the power protection device is a circuit breaker.
13. The sensor device of claim 8, wherein the current monitoring assembly comprises alarm contact receptacles to removably couple with cooperating alarm contacts of the power protection device to pass trip status signals generated by the power protection device to a central control board.
14. The sensor device of claim 13, wherein the current monitoring assembly manipulates the monitored current to be outside a valid current range based on the trip status signals generated by the power protection device.
15. The sensor device of claim 14, wherein the valid current range is a pulse-width modulation duty cycle range of at least about 10% and at most about 90%.
16. The sensor device of claim 15, wherein the manipulated monitored current is a pulse-width modulation duty cycle of approximately 0% based on a presence of a voltage in the trip status signals generated by the power protection device.
17. The sensor device of claim 14, wherein the valid current range is an analog range of at least about 1 to at most about 4 volts.
18. The sensor device of claim 17, wherein the manipulated monitored current is approximately 0 volts based on a presence of a voltage in the trip status signals generated by the power protection device.
19. The sensor device of claim 8, wherein the current monitoring assembly comprises signal pins to removably couple with cooperating receptacles of a backplane or a cable harness to pass signals to a central control board.
20. A monitoring device to be removably coupled between a power protection device and a backplane, the monitoring device comprising:
a printed circuit assembly (PCA) having a first end opposite a second end;
a receptacle fixed to the first end to removably couple with the power protection device;
power input and power output receptacles fixed to the second end to removably couple with the backplane; and
a current monitor arranged on the PCA between the first end and the second end.
21. The monitoring device of claim 20, further comprising signal pins fixed to the second end to removably couple with cooperating receptacles of a backplane or a cable harness to pass signals to a central control board.
22. The monitoring device of claim 20, wherein the power protection device is a fuse.
23. A method of installing a monitoring device into a power distribution system, the method comprising:
inserting a monitoring device into a slot of the power distribution system associated with a respective piece of telecommunication equipment;
removably coupling the monitoring device to an internal electrical component of the power distribution system; and
inserting at least a first terminal portion of a power protection device into the monitoring device and a second terminal of the power protection device into an electrical component external to the monitoring device.
24. The method of installing a monitoring device into a power distribution system of claim 23, wherein the internal electrical component comprises a bus bar and the monitoring device comprises a power receptacle having a through hole providing access to a power terminal opposite the power receptacle, and wherein removably coupling the monitoring device to the internal electrical component comprises fastening the power terminal, via the through hole, to the bus bar.
25. The method of installing a monitoring device into a power distribution system of claim 24, wherein the power protection device comprises a breaker having a power lug, and wherein removably coupling the power protection device to the monitoring device comprises removably coupling the power lug with the power receptacle.
26. The method of installing a monitoring device into a power distribution system of claim 25, wherein the monitoring device further comprises alarm contact receptacles and the breaker further comprises alarm contacts, and wherein removably coupling the power protection device to the monitoring device comprises removably coupling the alarm contacts with the alarm contact receptacles.
27. The method of installing a monitoring device into a power distribution system of claim 23, wherein the internal electrical component comprises a backplane and the monitoring device comprises power input and power output receptacles fixed to an end of a printed circuit assembly (PCA), and wherein removably coupling the monitoring device to the internal electrical component comprises mating the power input and power output receptacles to the backplane.
28. The method of installing a monitoring device into a power distribution system of claim 27, wherein the monitoring device further comprises a fuse receptacle fixed to another end of the PCA opposite the end of the PCA, and wherein removably coupling the power protection device to the monitoring device comprises removably coupling a fuse with the fuse receptacle.
29. The method of installing a monitoring device into a power distribution system of claim 23, wherein the monitoring device comprises signal pins, and wherein removably coupling the monitoring device to the internal electrical component comprises removably coupling the signal pins with cooperating receptacles of a backplane or a cable harness.
The claims below are in addition to those above.
All refrences to claim(s) which appear below refer to the numbering after this setence.
1. A radiation detection system comprising:
a controllable radiation source configured to emit a first radiation having a first radiation electromagnetic spectrum;
a scintillator coupled to the controllable radiation source and configured to emit a second radiation, wherein the second radiation has a second electromagnetic radiation spectrum different from the first radiation electromagnetic spectrum;
a first photosensor coupled to the controllable radiation source, wherein the first photosensor is more responsive to the first radiation as compared to the second radiation;
a second photosensor optically coupled to the scintillator, wherein the second photosensor is more responsive to the second radiation as compared to the first radiation; and
a control module coupled to the controllable radiation source and the first and second photosensors, wherein the control module is configured to:
control the controllable radiation source; and
control a power supply coupled to the second photosensor in response to at least signals from the first and second photosensors, or control an amplifier coupled to an output of the second photosensor.
2. The radiation detection system of claim 1, further comprising a driver circuit configured to receive an activation signal from the control module and to drive the controllable radiation source.
3. The radiation detection system of claim 1, wherein the control module controls a voltage supplied to the second photosensor.
4. The radiation detection system of claim 3, further comprising a voltage supply, wherein the control module is coupled to a control terminal of the voltage supply, and an output terminal of the voltage supply is coupled to an anode or a cathode of the second photosensor.
5. The radiation detection system of claim 1, wherein the second photosensor comprises a dynode tap, wherein the dynode tap is coupled to the control module.
6. The radiation detection system of claim 5, wherein the second photosensor comprises an anode, wherein the anode is not coupled to the control module.
7. The radiation detection system of claim 1, wherein the scintillator is capable of capturing the first radiation having a first electromagnetic radiation spectrum and emitting a second radiation having a second electromagnetic radiation spectrum different from the first electromagnetic radiation spectrum in response to at least capturing the first radiation.
8. The radiation detection system of claim 7, wherein the second photosensor is responsive to the second radiation.
9. The radiation detection system of claim 1, wherein the control module is configured to control when a calibration operation is to be performed.
10. The radiation detection system of claim 1, wherein the control module is configured to control how frequently a calibration operation is to be performed.
11. The radiation detection system of claim 1, wherein the first photosensor is significantly responsive to UV radiation.
12. The radiation detection system of claim 1, further comprising a temperature sensor adjacent to the first photosensor or the second photosensor.
13. The radiation detection system of claim 1, wherein no temperature sensor is adjacent to the first photosensor, the scintillator, or the second photosensor.
14. The radiation detection system of claim 1, wherein the first radiation is ultraviolet radiation.
15. The radiation detection system of claim 14, wherein the second radiation is blue light or green light.
16. A method of using a radiation detection system comprising:
emitting a first radiation having a first electromagnetic radiation spectrum from a controllable radiation source towards a scintillator and a first photosensor;
generating a first signal at the first photosensor after the first radiation is emitted from the controllable radiation source;
capturing the first radiation at the scintillator;
emitting a second radiation from the scintillator in response to capturing the first radiation, wherein the second radiation has a second electromagnetic radiation spectrum different from the first electromagnetic radiation spectrum;
generating a second signal at a second photosensor in response to at least receiving the second radiation; and
sending a first control signal in response to at least receiving the first and second signals, wherein the first control includes:
control of an input to a power supply coupled to the second photosensor; or
control of an amplifier coupled to the second photosensor,
wherein emitting the first radiation, capturing the first radiation, emitting the second radiation, and generating the second signal are performed as part of a calibration sequence.
17. The method of claim 16, further comprising:
initiating a calibration sequence in response to at least receiving user input;
receiving an anode signal from an anode of the second photosensor; and
determining that a radiation event occurred during the calibration sequence.
18. The method of claim 17, wherein determining that the radiation event occurred during the calibration sequence comprises removing a calibration portion from the anode signal.
19. The method of claim 16, wherein the second photosensor is more responsive to the second radiation as compared to the first radiation.
20. A radiation sensing unit comprising:
a controllable radiation source configured to emit a first radiation, wherein the first radiation is ultraviolet radiation;
a first photosensor coupled to the controllable radiation source;
a wavelength shifter disposed between and coupled to the controllable radiation source and the first photosensor;
a scintillator coupled to the controllable radiation source, wherein the scintillator is capable of capturing the first radiation and emitting a second radiation in response to at least capturing the first radiation, wherein the second radiation is blue light or green light; and
a second photosensor optically coupled to the scintillator, wherein the second photosensor is responsive to the second radiation.