Electrical Isolators

Signal Isolator/Splitter offers full optical isolation.
Electrical Isolators

Signal Isolator/Splitter offers full optical isolation.

IsoSplitter(TM) 4393 dc/dc transmitter accepts one dc voltage or current input and provides 2 optically isolated dc voltage or current outputs. Input and output ranges can be independently configured to requirements. Unit includes LoopTracker® LEDs for input/output monitoring and functional-test button for testing output, independent of input signal. It is suitable for systems with multiple...

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Field-Mount Isolator includes process display.
Electrical Isolators

Field-Mount Isolator includes process display.

Model FDT5000 provides on-site display, isolation, and conversion of 4-20 mA loops and other process signals. Unit features 1,000 V isolation and 24 V output compliance, making is suitable for solving ground problems, increasing loop drive, or splitting signals between 2 isolated loops. Housed in NEMA-4x splash-proof, corrosion-resistant enclosure, conformal-coated circuit boards provide...

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Terminal Blocks offer wide range of voltages.
Electrical Isolators

Terminal Blocks offer wide range of voltages.

Rail-mounted Series 859 switching-relay and optocoupler terminal blocks feature 5, 24, 48, 60, 115, and 170 Vdc input voltages. Optocoupler outputs are for negative and positive switched circuits. Five connection points and multiple commoning options are available, including 2-, 3-, 4-, 5-, and 10-way push-in type jumper bars. LED provides visual indication of correct operation. Units accept...

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GPIB Bus Isolator eliminates ground loops and noise.
Electrical Isolators

GPIB Bus Isolator eliminates ground loops and noise.

Model 4860A isolates instruments from bus controller and does not generate false replies to 488.2 FindListener Protocol used by LabView(TM) and VEE(TM). Use of optical isolators and separate power supplies achieve 2,000 Vdc isolation between main bus and isolated bus. Optical isolators also provide 5,000 V/µsec noise and 50 V common mode isolation between buses. Smart logic recognizes which...

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Signal Isolator features .48 in. wide DIN rail mount enclosure.
Electrical Isolators

Signal Isolator features .48 in. wide DIN rail mount enclosure.

Model DR4300 isolated signal conditioner can be supplied with inputs from ±50 mV to ±256 Vdc or ±0/1 mA to ±200 mA. Outputs can be supplied for 0/1 V, 1/5 V, 0/5 V, -5/5 V, 0/10 V, -10/10 V, 0/1 mA, 0/20 mA, or 4/20 mA. Unit is powered by 21 to 28 Vdc and provides 3-way isolation rated at 1500 Vac, 50/60 Hz. It has plug-in screw terminal blocks, and ZERO and SPAN controls...

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Optocouplers are available in tape and reel configuration.
Electrical Isolators

Optocouplers are available in tape and reel configuration.

The half-pitch mini-flat package, which includes HMHA281, HMHA2801, and HMHAA280 optocouplers, features 4 surface-mount leads on 0.05 in. spacing, and has 61% smaller footprint than a 4-pin dual inline surface-mount package. Optocouplers consist of a single gallium arsenide infrared emitting diode (dc input), which drives a silicon phototransistor. Applications include telecommunications, power...

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Plug-in Transducers reduce installation time.
Electrical Isolators

Plug-in Transducers reduce installation time.

786 Series transducers can convert 0-10 V or 4-20 mA signals into isolated 0-10 V, 0-20 mA, or 4-20 mA signal with isolation rating of 4kV. It can be plugged directly onto terminal block assembly using base receptacle blocks that are 15, 20, or 25 mm wide. Modules are protected against mismating and can be replaced in single operation during maintenance without affecting wiring. Touchproof test...

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Fresh Air Intake Designed to Meet ASHRAE 62.2 standards
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Fresh Air Intake Designed to Meet ASHRAE 62.2 standards

Alan Manufacturing has a long history of developing innovative solutions for HVAC applications. With over 1,000 product designs under our belt, we have gained a reputation as the go-to source for HVAC dampers, hardware, duct supports, zone control systems, and much more. Adding to this extensive list of achievements we now announce the release of our new line of Fresh Air Intake products. Designed to meet ASHRAE 62.2 standards, they are the most robust and high-performance product of their kind. See our video to learn more.

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