945DSP - Subscriber Loop Tester The Dynatel 945DSP subscriber loop tester is a microprocessorcontrolled test set that provides full-featured POTS testing. The tester performs a wide range of voice band tests to analyze problems on twisted-pair cables. Weather-resistant and weighing only 1 pound, the hand-held 945DSP test set is housed in a lightweight case for portability and ease of handling.

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

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.

88-PRO - Loop-Powered Digital Panel Meter The 88-PRO Process Meter may be connected directly to a 4-20 mA, 10-50 mA or 1-5 mA current loop, with no need for additional power to the meter. This is because the meter is powered directly by the current loop, developing a maximum voltage drop of 2.5 V.

D5000 - Dual-Loop Phase-Locked Oscillator Dual Loop PLL •Locks to any reference •Excellent Phase noise •Low Spurious Emission

EZtouch ADSL2+ - ADSL1/2/2+ circuits and Copper loops Tester Large TFT color display with touch screen and smart navigation. Handheld durable design. 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 Resisance, Capacitance, Line length) Bits/Tone and SNR/Tone graph and table results. Detect and indicae xDSL alarms and errors, ES statistics. Complies with industry standards. Supports multiple protocols.

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.

LAS1 - CISPR 15 Loop Antenna LAS1 is a f2m loop antenna for testing magnetic emission of fluorescent lamps in the bandwidth 9kHz - 30 MHz in accordance with specification CISPR 15 (EN 55015).

657T / 658T - Transmitter, Single or Dual Channel, RTD Input, Loop-Powered These units accept universal RTD or resistance input signals and output proportional DC current signals. The output can also be linearized to the input sensor signal.

TES-1800 - LOOP / PSC Tester Large custom high contrast display. Auto lock out if test resister overheats. Voltage indication. Measure low loop with 0.01 W resolution. High loop range permit measurement of ground spikes. Microprocessor controlled.

EZtouch ADSL2+ - Troubleshooting Circuits and Copper Loops Large TFT color display with touch screen and smart navigation. Handheld durable design. 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 Resisance, Capacitance, Line length) Bits/Tone and SNR/Tone graph and table results. Detect and indicae xDSL alarms and errors, ES statistics. Complies with industry standards. Supports multiple protocols. IP PING test for xDSL and LAN indicates PING latency with min/max/avg results.

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.

DPI 800/802 - Pressure Indicator/Loop Calibrator The DPI 800 Series is a complete range of advanced, robust and simple to use hand-held instruments. Highly cost effective, these tools are ideal for test/calibration of many popular process parameters. Advanced features and technical innovations address more applications in less time and deliver results you can rely on.

QC-330 - Loop Dectector Tester The Model 330 is bench top tester designed to benefit technicians by presenting three different levels of inductance change to inductive loop detectors based on the NEMA TS1, NEMA TS2, and FHWA/CalTrans 1989 standards. The tester can test 1 and 2 channel shelf-type detectors as well as 2 and 4 channel rack-type detectors.

934 - Milliamp & Voltage Loop Calibrator Take the accuracy of a cal lab to the field with the ALTEK Model 934 mA/V Loop Calibrator. Accurate to ±0.004 mA from 0 to 24 mA...more accurate than costly 7 1/2 digit meters.

ILR3+ - loop tester The ILR3+ is a high quality audio induction loop receiver just like the ILR3, but with the added functionality of display LEDs that indicate whether the system is functioning to the IEC 60118-4 Standard..

7005 - Loop Calibrator (MET VA) The 7005 is a micro-processor based handheld process control instrument for voltage and current loop calibration and simulation. It can operate in three modes: a) Loop current/voltage Source (transmitter simulation and loop supply simulation) b) Sink of loop current (transmitter simulation) c) Measurement of loop current/voltage (loop indicator simulation). 

MS7207 - Loop Calibrator Source or simulate 0-20mA or 4-20mA DC current output.

4126NA - Loop/PSC/Electric Network Analyzer Tester 2 Lines x 16 Characters L.C.D. Auto-ranging/auto-off. One push button oeration.

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

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.

8455 - Line Loop Tester Simpson?s Model 8455 Line Loop tester detects line shorts, opens and multiple ringers, DC voltages and loop resistance. It can measure DC voltage up to 100 volts and loop resistance to 2 megohms. A front panel ?reverse polarity? switch allows changing polarity positions quicker and easier than manually switching test leads when making line checks. 

250T / 350T / 450T-P - Transmitter, Loop, DC, or AC-Power Excellent accuracy and stability ensure reliable measurements in harsh industrial environments. 3-way isolation. Input, output, and power circuits are isolated from each other.