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  • 151T - Transmitter, Loop-Powered Universal Input (TC, RTD, mV, ohms) These programmable transmitters convert temperature and other sensor inputs to a proportional process current signal. A HART protocol output is optional.
    Acromag Incorporated
  • M334 - 4-20 Milliamp Loop Calibrator The Meriam M334 is a state of the art, highly reliable, rugged and easy to use milliamp calibrator. It has the functions necessary to perform all the required maintenance and calibration tasks of virtually any 4-20mA loop. It provides source and read milliamp functions along with power and measure and two wire transmitter simulations. In addition it can measure DC Voltage for troubleshooting power supplies.
    Meriam Process Technologies
  • 51950 & 51951 - 2/4-WIRE LOOP TEST SYSTEM LEASED LINE TESTING The Model 51950 Test System enables rapid single-person testing of leased or private-line circuits between a control/monitoring center and its remote sites. The 51950 can be configured for measuring both the transmit and receive losses of either 2- or 4-wire loops. In applications where a loop is transported over multiple spans, each span can be individually tested by installing several units.
    United Data
  • DPF300 - Economical 4-20 Ma Loop-Powered Indicator The DPF300 is a 4-20 mA loop powered panel mount indicator which displays a variety of process variables in engineering units (GPM, LPM, PSIG, %RH, etc.), with independent, fully selectable decimal point for rate and total display. No separate power supply is needed, as the DPF300 Series indicators take power directly from the current loop. All programming is done via the front keypad.
    Omega Engineering
  • RTTLUS - RTT Loop Unit The RTTLUS is the Loop Unit for the HFE Real-Time Tuning (RTT) Load-Pull Measurement System. The unit contains the microwave electronics for a complete active loop system. A RF active load provides a variable reflection coefficient, with user-controllable magnitude and phase. Its purpose is the same as traditional passive tuners: creating a mismatch.
    HFE High Frequency
  • 1800+ - Single Loop Controller The 1800+ controller is an evolved product from the West N8100. The product benefits from having more versatile features and user-friendly functionalities such as remote setpoint inputs, digital inputs, plug-in output modules, a customisable operator/HMI menu, jumperless and auto-hardware configuration, and 24VDC transmitter power supply.
    Partlow
  • 7006 - Loop-Mate 1 - Loop Simulator The Loop-Mates are single function low-cost pocket sized units, designed for process loop calibration and testing. Simplicity of operation is their key - no keypads or complicated selections. Engineers will be able to pick them up and get to work immediately.
    Time Electronics
  • 3G3RX - Closed Loop Vector AC Drives * Open-and Closed-Loop Vector Control for high performance applications requiring excellent speed and torque regulation such as extruders, winders, and packaging machines. * High starting torque: 200% at 0.3 Hz (Closed loop) allows zero speed load holding * Combine AC drive with an encoder for feedback to perform low precision positioning applications. * Overcurrent and Overvoltage trip suppression reduces nuisance tripping * Restart Function allows automatic recovery from momentary power loss * Built-in Radio Noise Filter lowers noise impact on other drives and equipment
    Omron Industrial
  • 653T - Signal Spltter, Loop-Powered These units receive 4-20mA process current inputs and provide isolated 4-20mA output signals. Each channel operates independently and is isolated from the others to prevent interaction between channels.
    Acromag Incorporated
  • Permagraph L - Measurement of Hysteresis Loops of Permanent Magnets The PERMAGRAPH is the world-wide known standard equipment for the measurement of hysteresis loops of permanent magnets in research, quality control and production. The PERMAGRAPH L is the light version of this fully automatic, computer controlled measuring system to determine magnetic characteristic quantities of hard magnetic materials.
    Magnet-physik Dr
  • 458-LM-A8-30+ - MULTI-STANDARD LOCAL LOOP SIMULATOR Accurately simulates attenuation and impedance Full bidirectional operation at all specified frequencies 26 AWG PIC as specified in ANSI T1.417 26 AWG PIC as specified in G.991.2 Annex A
    Telebyte
  • DSP2200 - Subscriber Loop Analyzer DSP2200 is a precision analyzer which is collected many kinds of modern high-tech achievements and it is widely used in the field of communication cable engineering measurement, acceptance, line maintenance, the accurate search of barriers , cable & electric features test, etc . The function of fault test is especially suitable for doing the fault accurate fixed-point and the range of fault includes the local cable of disconnection line , swinging cross , geogas , flooding water and insulation fault , etc. It is very easy to operate and the performance is very good. You will have a feeling like an expert for cable tester. We specially design two kinds of voltage test and it can completely meet the need of whole test of several states when the cable is constructed. We pay more attention to the test requirements in the difference temperature and humidity between the North and the South
    Gute Electric
  • 270i - Isolator, Input Loop Power The 270i accepts a process current input and provides an isolated 4 to 20mA process current output signal. Power is received from the input signal current.
    Acromag Incorporated
  • 4-20mA Loop-Powered Transmitters/Drivers The transmitter converts the displacement or vibration signal to DC voltage and/or current for a DCS or PLC system. They control a 4-20mA current loop for a specified vibration range (ex. 0-5 mils peak-to-peak). The transmitters have a two-wire hook-up, powered solely by the loop current and have a power supply range of 15 to 36 volts.
    Riverhawk Company
  • A-LAR-E Series - Closed-Loop Motorized Linear Actuators w/ Stepper Motors, Encoders, Controllers Zaber's A-LAR-E Series products are computer controlled, lead screw driven, motorized linear actuators (electric cylinders) with integrated feedback encoders. They are stand-alone units requiring only a standard 48 V power supply. A built-in encoder allows closed-loop operation and slip/stall recovery features. A manual knob at the end of the unit permits manual control - press and hold to switch between velocity mode and distance mode, turn to move the actuator, and press to stop.
    Zaber Technologies
  • 4029 - Opto-Isolated Current Loop Signal SPECTEC's Model 4029 digital opto-isolated current loop signal conditioner prevents ground loops and interrupts any galvanic signals riding on magnetic speed sensor's output signal.. This signal conditioner converts magnetic, variable reluctance and inductive sensors' sinusoidal signals into a 4-20 mA output suitable for interfacing with process control units, dataloggers, flow controllers, and computers.
    Spectec Innovative
  • ECO-SENSE - 2 Wire Loop-Powered H2S Gas Detector The Net Safety Monitoring ECO-SENSE detector is an innovative H2S gas sensor/transmitter package designed specifically for 2 wire, loop-powered installations. An economic and ecological choice, this extremely low power detector functions in a 4-20mA "sink" mode at less than .75 watts with 10-30 Vdc with a full LCD display.
    Rosemount Analytical
  • 4TEL® OSS - Automated Copper Loop Testing for Broadband and Voice Services Advances in switching and voice and data transmission technologies have significantly changed the telecommunications industry in recent years. However, efficiently maintaining the copper plant is still one of the primary business concerns for telecom service providers. The deployment of new services (e.g., IPTV and VoIP), and transmission technologies (e.g., Digital Subscriber Line (DSL)) places even more stringent transmission requirements on the copper segment of the network.
    Tollgrade Communications
  • Model QLS 4-20 mA Loop Splitter / Retransmitter Generates up to four individually grounded and individually adjustable 4-20 mA loops from a single 4-20 mA or 0-10V input. Overcomes problems which occur when the same 4-20 mA signal is applied to multiple loads in series. Allows outputs to have different grounds, and allows individual loops to be opened without affecting signal to other loads.
    Laurel Electronics
  • Passive Magnetic Loop Antennas Passive Magnetic Loop Antennas (Transmit / Receive) 0 - 300 MHz.
    Schwarzbeck Mess
  • PLMa - Loop powered Moisture Analyzer ● -110°C to +20°C dewpoint Sensor ● Fast, Accurate and Repeatable ● Small & Lightweight ● State-of-the-art electronics & software ● 316 Stainless Steel & PTFE wetted parts ● NIST calibrations ● Stainless Steel IP68 housing ● Protection from reversed polarity
    PhyMetrix
  • 232CLDR - RS-232 Serial to Current Loop Converter Current loop signals often can transmit over circuits that serial signals can?t traverse reliably, due to distance, marginal conductors and electrical noise. Model 232CLDR interfaces RS-232 to the most common current loop ports, 20mA with open circuit voltages up to 30 V.
    B & B Electronics
  • EZtouch VDSL2 - VDSL2 and ADSL1/2/2+ circuits and Copper loops Tester Large LCD with touchscreen, Windows CE graphical interface. Quickly test upstream/downstream max bit rate, channel utilization, noise margin and power. Fast pass/fail copper tests with DMM (ACV, DCV, Loop and Insulation Resistance, Capacitance, Line Length) Bits/Tone and SNR/Tone graph and table results. Detect and indicate xDSL alarms and errors. Complies with industry standards. Supports industry standard protocols. IP PING test for xDSL and LAN indicates PING latency with min/max/avg results.
    Frederick Engineering
  • MS196 - Closed-Loop Motor Controller Pulse-locked Master and zero-cumulative-error Ratio-Follower (electronic gearing) modes. Features include multiple setpoints, contact-closure input and NPN output functions. Works with incremental shaft encoders.
    Electro-Sensors

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