eDAQ Picostat, User Manual

Page: 51 / 122

Chapter 4 — The QuadStat 47
provide a second pathway to earth which could result in a ‘ground
loop’ which can actually increase signal interference!
The grounding connector is equivalent to the COM pins of the 20 pin
terminal socket,
Figure 4–2 .
To e-corder Input: 2 1
To e-corder Input: 8 7 6 5 4 3 2 1
I Out E In COM E Out I Out COM
Channel 1
To e-corder Input: 8 7 6 5 4 3 2 1
For single channel operation use only Channel 1.
For bipotentiostat operation use only Channel 1 and Channel 2.
To e-corder Output or
waveform generator
E In COM E Out I Out E In COM E Out I Out E In COM E Out I Out E In COM E Out I Out COM COM COM COM
Channel 4 Channel 3 Channel 2 Channel 1
E In COM E Out I Out E In COM E Out I Out E In COM E Out I Out E In COM E Out I Out COM COM COM COM
Channel 4 Channel 3 Channel 2 Channel 1
E In COM E Out I Out E In COM E Out I Out E In COM E Out I Out E In COM E Out I Out COM COM COM COM
Channel 4 Channel 3 Channel 2 Channel 1
Single channel operation
Multiple channel operation with the same
applied waveform on each channel.
To e-corder Output or
waveform generator
Figure 4–6
Using the external inputs
of the QuadStat. Note
connection to E In is only
required for potentials of
more than ±2.5 V, or for
pulsed or ramped
waveforms.
Figure 4–5
Signal connections from
the terminal adaptor.
Black colored wires are
connected to COM pins.