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Liebert eXM User Manual–50-250kVA, 480V, 50/60Hz ®
Liebert eXM User Manual–50-250kVA, 480V, 50/60Hz ®

... Single UPS block diagram—Dual input, single source configuration, without bypass cabinet . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Single UPS block diagram—dual input, single source configuration wi ...
AN 738: Intel® Arria® 10 Device Design Guidelines
AN 738: Intel® Arria® 10 Device Design Guidelines

... logic resources, including memory, multipliers, and adaptive logic module (ALM) logic cells. Determining the required logic density can be a challenging part of the design planning process. Devices with more logic resources can implement larger and potentially more complex designs, but generally hav ...
ASC/N2 Bus Network/Troubleshoot Guide
ASC/N2 Bus Network/Troubleshoot Guide

... Figure 2. Then, connect the circuit from each input to earth ground and then to each output to ground. For the DMM test, connect the DMM from each input to earth ground and then to each output to ground (Figure 2). If the LED turns On (or you read a value less than 1 Megohm at any input or output), ...
5.0 Type Tests - IEEE Standards working groups
5.0 Type Tests - IEEE Standards working groups

Hardware and Layout Design Considerations for DDR Memory
Hardware and Layout Design Considerations for DDR Memory

... interface, Freescale highly recommends that the board designer verify, through simulation, all aspects (signal integrity, electrical timings, and so on) before PCB fabrication. Also, be sure to consult the latest errata. Any AC timing parameters within this document are for reference purposes only. ...
Ch28 Direct Current Circuits
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... The hospital maintenance worker is right. A hospital room is full of electrical grounds, including the bed frame. If your grandmother touched the faulty knob and the bed frame at the same time, she could receive quite a jolt, as there would be a potential difference of 120 V across her. If the 120 V ...
Instruction manual GR1-240
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... Use charger for charging LEAD ACID batteries only. The GR-1 is not intended to supply power to a lowvoltage electrical system other than applications using rechargeable type batteries. Do not use battery charger for charging dry-cell batteries commonly used with home appliances. These batteries may ...
MAX6453–MAX6456 µP Supervisors with Separate V Reset and Manual Reset Outputs
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... µP supervisors featuring separate VCC reset and manual reset outputs. The dual outputs support both softsystem reset (interrupt) and hard-system reset (reboot) functions. The reset output asserts when any of the monitored voltages falls below its specified threshold and remains asserted for the rese ...
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... The newly enhanced machine series from Meyer presents the market with innovative fixing and setting machines. It was MFD-Titan that made all these improvements possible. The new safety concept not only increases reliability but also simplifies the operator's job. All the functions can be set up as i ...
MACTek Corporation User Manual
MACTek Corporation User Manual

... The BULLET has both a Wireless interface to communicate with the WirelessHART network and a wired-HART interface to communicate to a traditional 4-20mA current loop device. The BULLET communicates as a wired-HART master to connected HART devices on the loop, and can transmit and receive HART data fr ...
Alstom LGPG111 Service Manual
Alstom LGPG111 Service Manual

... A number of protection functions are required to fully protect generators against the adverse effects of the different types of faults and abnormal operating conditions that might occur. The exact forms of protection that are required are dependent on the type, design, size and purpose of the genera ...
Percutaneous Penetration Enhancers
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Current-Mode Control: Modeling and its Digital Application
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APPLICATION OF AGING THEORY
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... semiconductor. Modern microprocessors incorporate as many as 10 million transistors (which act as electronic amplifiers, oscillators, or, most commonly, switches), in addition to other components such as resistors, diodes, capacitors, and wires, all packed into an area about the size of a postage st ...
Calculating the Capacitor of the Reset Input
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... capacitor is charged through the two resistors Rrstext and Rrst. The reset is active until the level applied on the RST pin is below Vih1. The Rsrtext resistor is required when an internal reset is applied by the microcontroller and will be explained in the next session. ...
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Device for Closing Dead Zones with SMA Bluetooth® Wireless

... The Bluetooth Repeater Outdoor is used in outdoor installations to close dead zones under unfavourable installation conditions between SMA Solar Technology AG devices by means of Bluetooth or to improve poor wireless connections. The Bluetooth Repeater Outdoor is intended for private and industrial ...
Guidelines for electrical design and interface
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AXIOMTEK LCD Training
AXIOMTEK LCD Training

... screen in DOS mode when the BIOS LCD type set over than 640x480 in GX1 board?  The default display resolution is 640x480 in DOS mode and GX1 does not support full screen function. If your LCD specification is higher than 640x480, the display will show narrower than your LCD screen. ...
FailSafe: A Generalized Methodology for Converter
FailSafe: A Generalized Methodology for Converter

... the real-time model-based estimator, (2) the fault detection logic, (3) the fault signature library, and (4) the fault identification logic. First, given a switching power converter, we construct a real-time model-based estimation that captures the large-signal dynamics of the converter. The fault de ...
acopos user`s manual (v1)
acopos user`s manual (v1)

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Mechatronics Integrated Technologies (MIT) 1, 2, 3, and 4
Mechatronics Integrated Technologies (MIT) 1, 2, 3, and 4

... Compare hardwired and PLC systems. Count and convert between number systems. Explain the purpose of binary codes. Describe the purpose of the various power supplies used within a PLC. Explain the general function of input/output (I/O) modules. Explain the power supply and ground connections to I/O m ...
Nanowires
Nanowires

... versus the four possible logic address level inputs ( logic 0 input is 0V and logic 1 is 5V). (c) Schematic of logic AND gate constructed from a 1(p-Si) by 3(n- GaN) crossed nanowire junction. The inset shows the SEM image (bar: 1μm) of an assembled AND gate and the symbolic electronic circuit. (d) ...
time delay relays
time delay relays

... selectable single and dual functions. The dual functions replace up to three timers required to accomplish the same function. Both the function and the timing range are selectable with switches located on the face of the unit. Two LED’s indicate input voltage and output status. This device offers fu ...
Active harmonic conditioners and unity power factor rectifiers
Active harmonic conditioners and unity power factor rectifiers

powertronix - Tools.Store
powertronix - Tools.Store

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Opto-isolator



In electronics, an opto-isolator, also called an optocoupler, photocoupler, or optical isolator, is a component that transfers electrical signals between two isolated circuits by using light. Opto-isolators prevent high voltages from affecting the system receiving the signal. Commercially available opto-isolators withstand input-to-output voltages up to 10 kV and voltage transients with speeds up to 10 kV/μs.A common type of opto-isolator consists of an LED and a phototransistor in the same opaque package. Other types of source-sensor combinations include LED-photodiode, LED-LASCR, and lamp-photoresistor pairs. Usually opto-isolators transfer digital (on-off) signals, but some techniques allow them to be used with analog signals.
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