MULTICHANNEL SIGNAL CONDITIONER MODEL 482C27 GENERAL OPERATION MANUAL
14
Chan
Autoscale
2
Off
NOTE:
The auto scale option should NOT be left on while measurements are being taken. It is strictly to be used during
the setting of the gain and should be turned off when complete.
10) Switched Output (SWOT on front panel):
Switched output capability is not applicable to the 482C27. A ‘This Option is Not Installed’ message will appear if it is
selected.
SWOT CLMP
Bias
CHRD
Cal
LEDS
11) Clamp (CLMP on the front panel):
The clamp function is not applicable to the 482C27. A ‘This Option is Not Installed’ message will appear if it is
selected.
SWOT CLMP
Bias
CHRD
Cal
LEDS
12) Bias Measurement (Bias on the front panel):
The 482C27 is capable of measuring the bias voltage present on each of its channels. By moving the cursor upon the
bias location, the display appears as follows:
SWOT CLMP
Bias
CHRD
Cal
LEDS
Using the ENTER button, the submenu appears as shown in the following diagram. Choose the channel you wish to
change by using the up
and down
arrow keys. The bias reading for the channel will be displayed automatically when
the channel is selected.
Chan
Bias
2
0023.7
If the unit had a short circuit, the bias voltage would be <2.0V. Proper bias voltage is between 2.0V and 22V. Anything
over 22V would indicate an open circuit.
