voltage meter design

We need help for design the analog front-end for a voltage and current measurement. If you are interested in this contract job please contact me at: DigitalSignal999[at]yahoo.com

For voltage, the device will have 4 channels: 4 (A, B, C, N) Connector type Safety Banana Max. input voltage 1000 Vrms Max peak voltage 6 kV Ground connection Safety Banana

For Current input: Number of inputs 4 (A, B, C, N)

Reply to
DigitalSignal
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Hi,

1%, 0.1% ore more? DC, x Hz, y kHz, z MHz or more? Channels switchable or synchron? ...

Marte

Reply to
Marte Schwarz

Marte,

0.1% prefered. Bandwidth is about 20kHz to 40kHz (A/D sampled at 100kHz). Complete simultaneously sampled.
Reply to
DigitalSignal

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