Current Loop Calibrators

Druck Loop Calibrator - UPS III Small but mighty, Druck's UPS III loop calibrator offers maximum results with a compact design. The calibrator forms part of an essential toolbox that one may need for calibration and troubleshooting, instrument maintenance and valve set-up. Druck's loop calibrator offers a wealth of time-saving features, all made possible through the advanced microprocessor-based electronics and large menu-driven graphics display. Features & Benefits • HART compatible with internal loop resistor • Weighing just 275g (9.7 oz), and it's dimensional measurements are L129 x W77 x D24 mm - fitting comfortably in a shirt pocket • Rugged, hardwearing and compact design • The graphic display with a menu-driven interface has been designed to be super user-friendly • The internal 0 to 24 V (volts) loop supply is available in both measure and source modes, this is essential during plant shutdowns • Step, span check and value check can be easily carried out through linearity tests and zero/span adjustments • The calibrator offers single-handed loop testing, valve set-up and slow rate checks through adjustable rates (1-599 secs) • The continuity and switch test facility reduce DMM dependence when fault finding, checking loop integrity and testing switches • Adjustable display contrast and resolution • Battery voltage and low battery indicator • The primary reading is shown in mA (milliamp) or %, as linear or square root (flow) • Auto switch off can be enabled or disabled, when the auto power down is enabled it will power down 30 minutes ager the last key was pressed • The measurement generation of 0 - 24mA DC • Predefined values for quick testing of linear loops, flow loops and the control of valves • Has an operating temperature of 14°F to 122°F (-10°C to 50°C) • The power supply of this loop calibrator is through 4 x 1.5 V (volts) AA size alkaline batteries • Electrical terminals are gold plated,...

Fluke 789 ProcessMeter™ Fluke's 789 combined multimeter and current loop calibrator features double troubleshooting capabilities, a mA loop calibrator and safety rated digital multimeter have been combined into one compact tool for easy measurement. Wireless monitoring is made easy with Fluke Connect® mobile app and desktop software compatibility, this allows users to easily share data from anywhere. Measure ac and dc current, ac and dc volts, continuity, resistance and frequency giving you more capability in less instruments. Key mA loop functions also include simultaneous mA, % scale readout, 20mA current source/simulate and 24 V loop power supply. Featuring a large dual display, an externally accessible battery, easy to use soft press buttons and dial this is the perfect user-friendly addition to any troubleshooting kit. Features and Benefits: • 18°C to 28 °C temperature range (for 1 year after calibration) • Diode test 2.000 V (shows diode voltage drop) • Simultaneous mA and % scale readout • Up to 20 kHz frequency measurement • Min/Max/Average/Hold/Relative modes • Continuity beeper • HART mode setting with loop power (adds 250 ohm resistor) • 20 mA dc current source/measure/simulate FAQ's What is a current loop calibrator? Current loop calibrators are specially designed instruments for current loop trouble shooting, testing and calibration. They can source current on unpowered devices in a loop, simulate the operation of loop powered transmitters and also measure current. These calibrators often feature time saving technology, specialist graphics using digital interfaces and micro-processor based electronics. How much current flows in each loop of a parallel circuit? Determined by Ohm's law, which states that the current between 2 points through a conductor is directly proportionate to the voltage across those 2 points, divided by ...

Fluke 705 Loop Calibrator Fluke's integrated solution for calibration, maintenance of milliamp loops and repair, the 705 current loop calibrator is an ideal cost-effective source and measurement tool. Delivering a mA accuracy of 0.02% it also provides quick and easy readings due to the simultaneous % and mA display. For 0 to 20 mA or 4 to 20 mA current loop testing and dc voltage from 0 to 28 V, it is supplied with a set of TL75 test leads (726-3624) and alligator clips. Features and Benefits: • 0.02% accuracy • 24 V loop supply with mA measure • Simultaneous mA and % of span display • Selectable step/ramp outputs • mA sourcing, simulation and measurement • Compact case and protective holster • Quick battery replacement FAQ's What is a current loop calibrator? Current loop calibrators are specially designed instruments for current loop trouble shooting, testing and calibration. They can source current on unpowered devices in a loop, simulate the operation of loop powered transmitters and also measure current. These calibrators often feature time saving technology, specialist graphics using digital interfaces and micro-processor based electronics. How much current flows in each loop of a parallel circuit? Determined by Ohm's law, which states that the current between 2 points through a conductor is directly proportionate to the voltage across those 2 points, divided by the resistance of the conductor. I = V/R. This is also the case for series and parallel circuits, however in parallel circuits the total current can be affected by the way the resistors have been connected, as well as their ohmic value. Current does divide up and there can be more current in one area over another nonetheless when all areas are added up the total amount is the same. Supplied with 9V installed alkaline battery, AC70A alligator ...

Druck UPS III IS Loop Calibrator With a smart graphic display and menu-driven interface, the Druck UPS III IS loop calibrator is one of Druck's more advanced, time-saving calibration tools. Producing maximum results with a compact design, the UPS III IS forms part of an essential toolbox that a user may need for calibration and troubleshooting. The calibrator is a necessity for loop testing, instrument maintenance and valve set-up, features an internal loop supply which is available in both measure and source modes - which is essential during a shut-down. Features & Benefits • Rugged and extremely compact, making it the perfect solution for on the go jobs in a multitude any environments • The dimensional measurements are 3.5 in x 5.5 in x 1.7 in (90 mm x 140 mm x 42 mm) • Super light, weighing only 460g (16.2 oz.) • Easy read display, much easier to use that traditional knobs, multifunction keys and switches • Features and accuracy reading of 0.015%, this includes 12-month stability and temperature effects • The calibrator can maintain a 4:1 calibration ratio with the latest instrumentation, it's typically 10-40 times more accurate than a digital multimeter • Displays mA and a percentage value of 4 to 20 mA (milliamp) or 0 to 20 mA, it can also convert mA readings to % flow • The option to step quickly through linearity tests and zero/span adjustments, in valve mode, seating can be checked and the actuator set • The loop diagnostics and maintenance output instruments is 50 VDC • Adjustable display contrast and resolution • The power supply is through the use of industry-standard AA batteries • Auto power off can be enabled and disabled • Pin protected, closed case calibration • HART compatible • Has an auto power-down 30 minutes after the last key was pressed • 50 VDC measurement for loop diagnostics and maintenance of voltage output instruments Did you know? The "IS" in...