Setting the mode
You select the desired mode of the analog input module by setting
mode switches I and II according to the following table.
Please note that all switch rockers marked with a dot must be set on
both mode switches. To set the desired mode, press the rockers
downwards on the side marked with a dot in the table.
Mode
Mode Switch I
(Digital Section)
Mode Switch II
(Analog Section)
Without reference point compensation
With reference point compensation
Measuring range
Extended Pt 100 range
500 mV; mA
50 mV
Value and sign
Two’s complement
Gain x1
(normal setting)
Gain x4
Sampling
selective
cyclic
Line frequency
50 Hz
60 Hz
Channels 0 to 3
with broken wire signal
Channels 4 to 7
Channels 0 to 3
without broken wire signal
Channels 4 to 7
X = Switch is not assigned; any switch setting.
•
= Switch setting
9
The 460 Analog Input Module
System Manual
C79000-B8576-C109-03
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