Calibration Instruments - I620IS - GE Druck Intrinsically Safe Advanced Modular Calibrator with HART Communicator -- GO-50015-01Supplier: Cole-Parmer
Description: • Modular Calibration and HART Communication System uses three basic components to perform duties formerly requiring a wide range of different instruments • Hand held HART communicator and combined multifunction calibrator • Powerful device configuration, commissioning
- Calibrator Style: Battery Powered
Programmable Power Supplies - 20 V, 60 A, Programmable Power Supply -- Sorensen/Xantrex/Elgar/Ametek XFR20-60Supplier: ValueTronics International, Inc.
Description: NIST Calibration Pricing - $98.00 Xantrex XFR 20-60 Features: 20 V 60 AMP 1,200 Watts Zero voltage ("soft") switching for high efficiency and low noise Constant voltage, constant current Adjustable overvoltage protection 10-turn voltage and current control LED voltmeter and ammeter Remote
Supplier: Encore Electronics, Inc.
Description: , where an external ammeter can be inserted to measure the actual loop current for calibration purposes. The design of the switching circuit allows only one channel to be monitored from the front panel at a time. The other channels will not be affected by the operation of this monitor. For a transmitter
- Form Factor: Panel / Chassis Mount
- Analog Input Channels: 12
- AC Voltage Input: Yes
- Relay / Switch Input: Yes
Description: GSA prices. Type: GSA Schedule Calibration: New Warranty: 1 Year Shipping: FOB Destination Ships in: 6 Weeks Country of Origin: Taiwan GSA Schedule: GS-24F-0066M Exp.:10 Mar. 2013 DUNS: #08-643-8152 Tax ID: 94-3310442 CAGE code: 1RPN6 DODAAC: Q90079 Small business credit applies for this item.
- Display Type: Digital
Supplier: Allied Electronics, Inc.
Description: Quality meters feature high-torque, powerful ballistic movements that permit mounting in steel panels without special calibration and production-engineered mounting and electrical connections. OMS and MSQ series square meters are 11⁄2" and 21⁄2" units with operating zero
- Measurement Type: AC
- AC Current Range: 0.0 to 10 amps
Supplier: Hoyt Electrical Instrument Works, Inc.
Description: Hoyt’s new HDCA-20PC Series are the first digital dc ammeters to include built-in shunts for measuring dc currents up to 20A. Six ranges provide for precision measurement of dc currents from 200uA to 20A. These ammeters are 100% self-contained; no calibration or user-supplied components
- Display Type: Numeric Display
- Display Technology: LED
- Number of Digits: 3.5
- Digit or Character Size: 0.37" to 0.56" (9.4mm to 14.2mm)
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Instrumentation for Locomotive Maintenance
bull; Direct replacements for meters on GE & EMD locomotives. • Additional models for light rail and other transit applications. • Rugged construction - metal cases, high shock mechanisms. • Measure speed, pressure, current, etc. • Variety of sizes and styles, plus custom dials in any language. • Meter calibration and repair services. • Large inventory of meter accessories & electrical testers. For more than 30 years, locomotive manufacturers such as GE... (read more)
Browse Analog Panel Meters Datasheets for Weschler Instruments
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Calibrating Ammeters above 100 MC
B. Techniques One ammeter calibrating circuit which has been used over the frequency range of 1 to 350 mc is shown in Fig. 1.
Use of a current balance to calibrate an ammeter and to determine the magnetic permeability of free space
To check the ammeter calibration , a graph of measured current versus ammeter reading is plotted.
ISA BASIC ELEC CNTRL - Basic Electricity and Electronics for Control - Fundamentals and Applications
AMMETER CALIBRATION ......................................
Frequency Errors in Radio-Frequency Ammeters
LOW POTENTIALTERMINAL LLIGHT PROOF SHIELDED BOX Fig. 1-Circuit and apparatus used in thermal ammeter calibration by means of lamps.
A measurement setup to calibrate picoammeters in dc current in the range 100 pA ÷100 nA
The procedure of pico- ammeter calibration was developed in order to minimize the effects of the temperature and the voltage burden.
Temperature Measurement 2nd Edition
direct ammeter calibration , 167 .
Ammeter induced perturbations of Argand diagrams for Debye-like dielectrics
� leads us to consider the voltage output of the source as the true voltage applied to the dielectric, and (ii) more basically a neglect of the error incurred in the use, in time-varying experiments, of ammeters calibrated only using direct current �
Reliability Technology: Principles and Practice of Failure Prevention in Electronic Systems
A commonly used application is the motor car temperature gauge, which is an ammeter calibrated with a temperature scale.
Heat input The voltmeter and ammeter calibration and read- .
Alternating-current-instrument testing equipment
These methods of ammeter calibration are generally satis- factory both at power frequencies and at audio frequencies, although at the higher audio-frequencies a resistance standard with an appropriate phase angle must be employed and it may be necessary to take account �