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PROSTAT - Contact Voltmeter CVM780
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PROSTAT - Contact Voltmeter CVM780
Brand : Prostat
Model : CVM780
Product Features
Brand : Prostat
Model : CVM780
Product Features
- High Impedance Hand-Held Electrostatic Contact Voltmeter
- Easily Measure Voltages on Conductors with Pinpoint Accuracy
- Measures actual Potential on any Conductor
- Includes 2 Ceramic Tips to Prevent Discharge
- Ranges from 0 to ±525 Volts with and accuracy of <±1%
- Powered by Rechargeable Nickel Metal Hydride Batteries
- Large, Easy to Read LCD Display
- Meets requirements of ANSI/ESD S20.20
- Certificate of Calibration Traceable to NIST included
Technical Specifications
1 Maximum measurement range is ±575 Volts for brief periods.
| Characteristics | |
|---|---|
| Intended Operating Range1 | 0 to ±525 volts |
| Resolution | 1 volt, 3 digit display |
| Circuit Accuracy | <±1% |
| Response Time | Approximately 1ms for a voltage step of 200V at the probe tip to the monitor output. |
| Digital Display Update | 3 readings per second |
| Input Charge/Measurement | Approximately 100 femptocoulomb/volt (1.0x10-13 C/V) |
| Input Impedance | ≥1014 ohm in Parallel with <1pF Capacitance |
| Monitor Output |
Scale Factor: 10,000:1; 100uV/V (Compatible with Prostat PGA-710B Autoanalysis System™) |
| Recording Deviation: Typically < ±10 volts at ± 500 Volts | |
| Probe Tips |
Metal: Nominally 0.95 and 0.45 inch Ceramic: 0.90 and 0.40 inch ±0.05” |
| Portable Operation |
Approximately 3.5 hours on Full Battery Charge (Operates during Battery Charge) |
| Power | 4 each Energizer NH15-2500 Nickel-Metal Hydride rechargeable batteries (AA Size) |
| Charger | Universal 90 to 264 Volts, 47 to 63 Hz |
| Meter Dimensions without boot (WxHxD) |
10.8 cm x 4.0 cm x 16.5 cm 4.25 in x 1.57 in x 6.5 in |
| Meter Dimensions with boot (WxHxD) |
10.8 cm x 6.0 cm x 19.1 cm 4.25 in x 2.36 in x 7.5 in |
| Probe Dimensions (WxHxL) |
3.7 cm x 2.0 cm x 23.5 cm |
| Meter Weight with boot | 24 oz (1.5 lb) |
| Probe Weight | 3.6 oz (0.225 lb) |
| Warranty | 1 Year Limited Warranty |
Measurement Tolerances
| Voltage | Accuracy1 | |
|---|---|---|
| When measuring DC voltage reference | When measuring floating conductors | |
| 500 Volts | ≤±2 Volts | ≤±5% ±2 Counts |
| 100 Volts | ≤±2 Volts | ≤±5% ±2 Counts |
| 50 Volts | ≤±2 Volts | ≤±5% ±2 Counts |
| 10 Volts | ≤±1 Volt | ≤±10% ±2 Counts |