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Supplier: Automation24, Inc.
Description: The Digital Ammeter MA12-110-CU from Selec offers various configurations for monitoring electrical realtime conditions. Display Specifications: 7 segment LED Display Digits: 4 Digit Height 0.56" (14.2mm) Display Range 0 - 4960A Auxiliary Supply Specifications: Auxiliary Supply AC: 110V
- Display Digits: 4 Digits
- Measurement Type: Other
- Operating Temperature: -10 to 55 C
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Supplier: Automation24, Inc.
Description: The Digital Ammeter MA501-110-CU from Selec offers various configurations for monitoring electrical realtime conditions. Display Specifications: 7 segment LCD Display 4 Digits Height 0.56" (14.2mm) Display Range 0 - 6200A Auxiliary Supply Specifications: Auxiliary Supply AC: 110V AC
- Display Digits: 4 Digits
- Measurement Type: Other
- Operating Temperature: -10 to 55 C
- Standards and Certifications: RoHS Compliant, CE Marking, UL
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Supplier: Accuris
Description: VOLT-AMMETER: DUAL POINTER DIRECT CURRENT
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Supplier: Accuris
Description: Volt-Ammeter, Dual Pointer Direct Current
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Supplier: Hoyt Electrical Instrument Works, Inc.
Description: consumption is typically below 1 Watt for 8-36V models, and below 75mW for 5-40V models. To further reduce overall power consumption, the voltage dropped across its built-in series shunt is only 20mV! HDCA-20PC Series ammeters are housed in subminiature, 1.38? x 0.88?
- Analog Input Type: DC Voltage, DC Current, DC Power
- Depth: 4.75 mm
- Digit or Character Size: 0.37" to 0.56" (9.4mm to 14.2mm)
- Display Technology: LED
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Supplier: Hoyt Electrical Instrument Works, Inc.
Description: Hoyt's new HACA-20RM Series are the world’s first digital ac-ammeters to incorporate a built-in current transformer (CT) to directly measure the true-rms value of complex, non-sinusoidal ac currents from 2 to 50A – no bulky and expensive 5A “donut” CTs are required
- Analog Input Type: AC Current, Single Phase AC Power
- Depth: 4.75 mm
- Digit or Character Size: 0.37" to 0.56" (9.4mm to 14.2mm)
- Display Technology: LED
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Supplier: Hoyt Electrical Instrument Works, Inc.
Description: HACA5-20PC Series AC Ammeters are designed to scale and digitally display the output of standard, 5A-output current transformers (50:5A, 500:5A, 1000:5A, etc.). Simply pass the secondary/output wires of the “primary” CT through the HACA5-20PC’s on-board CT, apply power to the
- Analog Input Channels: 1
- Analog Input Type: AC Voltage, DC Voltage, AC Current, DC Current, Single Phase AC Power
- Digit or Character Size: 0.37" to 0.56" (9.4mm to 14.2mm)
- Display Technology: LED
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Supplier: Hoyt Electrical Instrument Works, Inc.
Description: HOYT's new HACA-20PC Series are the first digital ac ammeters to incorporate onboard current transformers (CT’s), and they are amazingly easy to use. Simply pass the current-carrying load wire through the HACA-20PC’s on-board CT, apply power to the meter's two supply terminals, and
- Analog Input Channels: 1
- Analog Input Type: AC Voltage, DC Voltage, AC Current, DC Current, Single Phase AC Power
- Digit or Character Size: 0.37" to 0.56" (9.4mm to 14.2mm)
- Display Technology: LED
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Supplier: OMEGA Engineering, Inc.
Description: The Omega® CA450 Process Multimeter is a portable test instrument to combine a digital RMS multimeter and a loop calibrator to give process technicians the same functionality in one tool. The model CA450 provides 24V loop power, reducing the need for carrying a separate power supply
- AC Current Range: 0.1000 to 3000 amps
- DC Current Range: 0.1000 to 180 amps
- Display Digits: 5 Digits
- Electrical Measurements: Diode Test
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Supplier: Cole-Parmer
Description: Two precision instruments in one, meets IEC 1010 CAT III 1000V
- AC Current Range: 2000 amps
- Form Factor: Clamp Meter
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Supplier: REED-Direct
Description: Touch Zero and Data Hold functions Polarity and overload indications Continuity test Auto or manual ranging Auto power-off Low battery indication Include test leads, soft carrying case and batteries Ce EN61010 600V CAT lll 300V
- AC Current Range: 0.0 to 400 amps
- DC Current Range: 0.0 to 400 amps
- Display Digits: 3 Digits, Plus 1/2 Digit
- Electrical Measurements: Continuity Check
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Supplier: PCE Instruments / PCE Americas Inc.
Description: PC E -IT 55 Insulation Tester CAT III 1000V / for insulation resistance up to 2000 MΩ The PCE-IT 55 Insulation Tester determines insulation resistance up to a maximum of 2 000 MΩ (for auxiliary voltages of 250, 500 and 1000V). This Insulation
- Features: Battery Powered
- Form Factor: Handheld
- Measurement Type: AC / DC
- Operating Temperature: 0.0 to 40 C
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Supplier: Cole-Parmer
Description: • Available for sale in the United States and Canada only • TRMS measurement (AMP10T and AMP14T) • AC and DC voltage to 600V • AC current to 400A • Resistance to 40M O with continuity buzzer • Capacitance to 300mF plus 3000 µF (AMP14T
- AC Current Range: 400 amps
- Form Factor: Clamp Meter
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Supplier: REED-Direct
Description: 3-3/4 digit LCD with high-speed, 42-segment bargraph Max/Min and Data Hold functions Peak Hold function Diode and continuity test with beeper Auto or manual ranging Include test leads, soft carrying case & batteries Ce EN61010 600V
- AC Current Range: 0.0 to 1000 amps
- DC Current Range: 0.0 to 1000 amps
- Display Digits: 3 Digits, Plus 1/2 Digit
- Electrical Measurements: Audible Continuity, Continuity Check, Diode Test, Max/Min or Peak Spike Measurement, True RMS Measurement
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Supplier: Tektronix, Inc.
Description: 6485, a 500V source, and a damping function for use with capacitive devices. The Model 6482 Dual-Channel Picoammeter/Voltage Source offers higher measurement resolution than the Model 6485 or Model 6487 and dual, independent 30V voltage bias sources.
- DC Current Range: 1.00E-15 to 0.0200 amps
- Display Digits: 7 or More Digits
- Form Factor: Bench / Free-Standing
- Maximum Channels: 1
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Supplier: OMEGA Engineering, Inc.
Description: • GS-Mark EN61010-1 Approval Voltage Category III 600 V, Pollution Degree II • AC/DC Current Clamp • Highly Accurate 1999, 2500, 3999, 4300 Counts Resolution
- AC Current Range: Up to 700 amps
- DC Current Range: Up to 700 amps
- Display Digits: 3 Digits, Plus 1/2 Digit
- Electrical Measurements: Diode Test, Thermocouple Test
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Supplier: Cole-Parmer
Description: • Measures Volts and Amps, no batteries required • Works in temperatures from 5°F to 122°F • Operates on 50 and 60 Hz frequency These CAT IV 600V safety rated analog clamps are great tools for tough electrical applications. Clamps work well in extreme temperatures of 5
F to 122 F, - AC Current Range: 1000 amps
- Form Factor: Clamp Meter
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Supplier: REED-Direct
Description: , 20? Accuracy: ±1.5%, ±1.5%, ±2.0%, ±3.0%, ±6.0%, ±10%, ±20% Current Range: 100, 300mA, 1, 3, 10, 20A Resolution: 0.01, 0.03mA, 0.001, 0.003, 0.01, 0.03A Accuracy: ±2.5% Test Voltage: 3700V max. Power Supply: 6 x NiMh 1.2V "AAA" batteries Dimensions: 2.1 x 4.1 x 10.9" (54 x 104 x
- AC Current Range: 0.0 to 20 amps
- Display Digits: 3 Digits, Plus 1/2 Digit
- Features: Alarm LED, Auto-Ranging, Data Storage / Logging
- Form Factor: Clamp Meter, Handheld
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Supplier: SOCOMEC
Description: -directional metering (four quadrants) This function is for metering energy production or energy consumption. Multi-measurement and load curve Display of electrical values (I, U, V, SP, SQ, SS, PF) and P+ load curve over a 7 day period via communication
- AC Current Range: 5 to 2500 amps
- Form Factor: Rack-Mounted
- Measurement Type: AC
- Operating Temperature: -10 to 55 C
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Supplier: SOCOMEC
Description: , I, U, V, F, P, Q, S, PF, etc. Compliant with IEC 61557-12 IEC 61557-12 is a high-level standard for all PMDs (Performance Monitoring Devices) that are designed to measure and monitor electrical parameters in distribution networks. Compliance with IEC 61557-12 ensures a high level of
- AC Current Range: 0.0 to 11000 amps
- Form Factor: Rack-Mounted
- Measurement Type: AC
- Operating Temperature: -10 to 55 C
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Supplier: SOCOMEC
Description: guarantees that the design and manufacturing process of products are approved by an accredited laboratory. Bi-directional metering (available only on the E33 and E35) This function is for metering energy production or energy consumption. Multi-measurement and load curve Display of electrical values
- Form Factor: Rack-Mounted
- Measurement Type: AC
- Operating Temperature: -10 to 55 C
- Phase: Three Phase
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Supplier: SOCOMEC
Description: multimeasurement and metering values : +/- kWh, +/- kvarh, kVAh, I, U, V, F, P, Q, S, PF, etc. Detects wiring errors An integrated test function can be utilised to detect incorrect wiring and to automatically correct CT installation errors. Compliant with IEC 61557-12 IEC 61557-12 is
- AC Current Range: 0.0 to 11000 amps
- Form Factor: Rack-Mounted
- Measurement Type: AC
- Operating Temperature: -10 to 55 C
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Supplier: Accuris
Description: Meters, Electrical Indicating, Panel Type, Ruggedized: Ammeter, DC, (Square Flange, 1.5 Inch), Style 13
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Supplier: Accuris
Description: METERS, ELECTRICAL INDICATING, PANEL TYPE, RUGGEDIZED: AMMETER, DC (SQUARE FLANGE, 1-1/2 INCH), STYLE 13
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Supplier: Waytek, Inc.
Description: OptiFuse A25-6 LED Digital Voltmeter Category: Digital Gauges Manufacturer: OptiFuse Monitors DC amp range Measuring current range: 0-25A Can be mounted with or without faceplate 11058 29 mm, 1 1/8th in. mounting hole diameter Reverse polarity protection Ground tab: .250" quick disconnect male tabs
- Operating Temperature: -20 to 50 C
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Supplier: RS Components, Ltd.
Description: Accuracy class 1.5, to BS89/IEC51. Ammeter till 50A are for use without shunt. Ammeter 100A (stock no. 315-9521) needs a 100A shunt (stock no. 313-788). Ammeter 300A (stock no. 315-9537) needs a 300A shunt (stock no. 313-794). Integral scales. Flame retardant case to
- Measurement Type: DC
- Operating Temperature: -25 to 40 C
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Supplier: RS Components, Ltd.
Description: 90° scale arc. Accuracy class 1.5, BS89 and IEC51. Flame retardant case to UL94V0. Fitted with mounting brackets. Operating temperature range -25 â?? +40°C. Terminal covers available separately. 48x48mm ammeters have integral scales, appropriate scales must be chosen and
- Measurement Type: DC
- Operating Temperature: -25 to 40 C
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Supplier: RS Components, Ltd.
Description: 90° scale arc. Accuracy class 1.5, BS89 and IEC51. Flame retardant case to UL94V0. Fitted with mounting brackets. Operating temperature range -25 â?? +40°C. Terminal covers available separately. 48x48mm ammeters have integral scales, appropriate scales must be chosen and
- Measurement Type: DC
- Operating Temperature: -25 to 40 C
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Supplier: RS Components, Ltd.
Description: 90° scale arc. Accuracy class 1.5, BS89 and IEC51. Flame retardant case to UL94V0. Fitted with mounting brackets. Operating temperature range -25 â?? +40°C. Terminal covers available separately. 48x48mm ammeters have integral scales, appropriate scales must be chosen and
- Measurement Type: DC
- Operating Temperature: -25 to 40 C
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Supplier: TE Connectivity
Description: ] Product Width : 96 MM [3.78 INCH ] Electrical Characteristics Power Meter Function : DC Ammeter Industry Standards Compatible With Agency/Standards Products
- Phase: Single Phase
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Supplier: TE Connectivity
Description: ] Product Width : 96 MM [3.78 INCH ] Electrical Characteristics Power Meter Function : DC Ammeter Industry Standards Compatible With Agency/Standards Products
- Phase: Single Phase
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Supplier: Quarktwin Technology Ltd.
Description: Ammeter, Voltmeter Analog - Dual Color Characters Display DIN Rail
- Operating Temperature: -40 to 185 F
- Voltage Range: 12 to 24 volts
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Supplier: DigiKey
Description: AMMETER 4-20MA LCD CHASSIS MOUNT
- Current Range: 0.0040 to 0.0200 amps
- Display Technology: LCD
- Height: 122 mm
- Operating Temperature: -40 to 176 F
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Supplier: Yokogawa Corporation of America
Description: AC/DC current measurements with current ranges up to 300A 24mm in diameter of measurable conductor Light weight & compact design Mean value display Sleep function Approved for comformity to safety standards EN61010-1, EN61010-2-032 (CAT. III
- AC Current Range: 300 amps
- Form Factor: Clamp Meter, Handheld
- Measurement Type: AC / DC
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Supplier: Greenlee Textron, Inc.
Description: DIGITAL TYPE TWO-LEVEL 4 DIGIT LCD DISPLAY TYPE UL (CANADA AND US), CE APPROVAL (1) 9 V BATTERY TYPE TEST LEAD, CARRYING CASE, CALIBRATION CERTIFICATE INCLUSION AC/DC CURRENT, AC/DC VOLTAGE, APPARENT POWER, FREQUENCY, POWER FACTOR, REACTIVE
- AC Current Range: 500 to 2000 amps
- DC Current Range: 500 to 2000 amps
- Display Digits: 4 Digits
- Features: Battery Powered
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Teach Yourself Electricity and Electronics, 5th Edition > Direct-Current Circuit Basics
If the voltmeter in Fig. 4-7 reads 24 V and the ammeter shows 3.0 A, what's the resistance of the potentiometer?
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CR4 - Thread: Nabco Hydraulis Valve Bank 24 Volt
Best way is to connect 24 V , in series with an ammeter on 5 Amp. range, to the solenoid to get the current rating of the solenoid.
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A simple electromagnetic microviscometer for semi-transparent liquids
The solenoid is energized by a battery delivering 24 V (nominally) in 2 V steps, in serieswith a 2 R rheostat, an ammeter and a switch; the full 24 V may be momentarily applied to the solenoid by a separate tapping key.
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July issue
In its simplestform, the resistance may be measuIed using ammeter and voltmeter, using a 12 V 24 W bulb with soldered leads to avoid contact resistances found with a lamp holder.