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Optical isolator module pdf#

switching, gating or modulating Non-linear optics for the control of the intensity, phase, polarisation or colour based on magneto-optical elements, e.g. G02F1/09- Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g.switching, gating or modulating Non-linear optics for the control of the intensity, phase, polarisation or colour G02F1/01- Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g.switching, gating or modulating Non-linear optics G02F1/00- Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g.G02F- OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN NON-LINEAR OPTICS FREQUENCY-CHANGING OF LIGHT OPTICAL LOGIC ELEMENTS OPTICAL ANALOGUE/DIGITAL CONVERTERS.G02B6/32- Optical coupling means having lens focusing means positioned between opposed fibre ends."T" couplers, star couplers using reflective elements to split or combine optical signals plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals forming multipart couplers without wavelength selective elements, e.g. G02B6/2817- Optical coupling means having data bus means, i.e.

G02B6/2804- Optical coupling means having data bus means, i.e.

isolators, FRM, circulators, quasi-isolators

G02B6/2746- Optical coupling means with polarisation selective and adjusting means comprising non-reciprocal devices, e.g.

G02B6/27- Optical coupling means with polarisation selective and adjusting means.

plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals

G02B6/28- Optical coupling means having data bus means, i.e.

G02B- OPTICAL ELEMENTS, SYSTEMS OR APPARATUS.

Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.) Filing date Publication date Priority claimed from US09/179,588 external-priority Application filed by ADC Telecommunications Inc filed Critical ADC Telecommunications Inc Publication of CN1334930A publication Critical patent/CN1334930A/en Status Pending legal-status Critical Current Links Original Assignee ADC Telecommunications Inc Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)

张陆良驹 Current Assignee (The listed assignees may be inaccurate.

Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.) Pending Application number CN99812725A Other languages Chinese ( zh)

Optical isolator module pdf#

Google Patents Multiple port, fiber optic isolatorĭownload PDF Info Publication number CN1334930A CN1334930A CN99812725A CN99812725A CN1334930A CN 1334930 A CN1334930 A CN 1334930A CN 99812725 A CN99812725 A CN 99812725A CN 99812725 A CN99812725 A CN 99812725A CN 1334930 A CN1334930 A CN 1334930A Authority CN China Prior art keywords module coupling light focusing coupling module Prior art date Legal status (The legal status is an assumption and is not a legal conclusion. Google Patents CN1334930A - Multiple port, fiber optic isolator When there is no 220V input, the LED is turned off, the optocoupler is not connected.CN1334930A - Multiple port, fiber optic isolator LED LIGHT INDICATOR: when there is a 220V input, the LED is on, the optocoupler is switched on and the output is low.Stable output of high and low levels: can be used to detect the existence of a 220 V AC power supply and stably produce high and low levels (NPN output).WITH 2P AND 3P TERMINAL: The green 2P 5.0 terminal is connected to a voltage of 220 V and the 3P terminal is connected to the input of the microcontroller.PLC TERMINAL: when connected to the PLC input terminal, the COM terminal of the automato is connected to the 24V input terminal of the power supply, connect the OUT signal output of the card and the GND on the optocoupler card is connected to the negative pole of the power supply.DETECT TTL LEVEL OF OUTPUT: the TTL level of output can be detected by microcontroller, the power supply can be 3-5V, can also be connected to PLC level 24V.