Omron PRT1-COM Operation Manual page 138

Analog Output Units
DIP Switch Settings
128
The following diagram shows the functions of the DIP switch.
The following table summarizes the DIP switch settings. (All pins are factory-set
to OFF.)
Pin(s)
1 through 6 Output range
7 Reserved for system use
8, 9 Clear at minimum or clear
at maximum output setting
(See below.)
10 Reserved for system use
Note 1. The feature of setting the Input range by software can not be used with
PRT1-COM.
2. Make sure the I/O Unit power supplies (including the I/O Unit interface
power supply) are OFF when setting the DIP switch.
3. With an Analog Output Unit, outputs for communications errors is enabled
using the switch on the Analog Output Unit. It does not depend on the
Communication Unit "hold/clear communications error" setting.
Output Range Settings
As shown in the following table, the DIP switch output range settings are for two
outputs each.
Pin 1 Pin 2
Pin 4 Pin 5
OFF OFF
ON OFF
OFF ON
ON ON
Other than the above
ON
Output Operating specifications
range
Clear at minimum or clear at
maximum output setting
Function Settings
Output range settings (See below.)
OFF
8
OFF OFF Clear at minimum
OFF ON
ON
ON
OFF
ON
Pin 3 Output range settings for outputs 0 and 1
Pin 6 Output range settings for outputs 2 and 3
OFF 0 to 5 V (factory-set)
OFF 1 to 5 V
OFF 0 to 10 V
OFF --10 to 10 V
Cannot be set
Section
Meaning
Must be set to OFF.
9 Output
(see below)
Clear at maximum
(see below)
OFF Clear at 0 V
(for --10 to 10 V)
Clear at minimum
(other than the above)
ON Hold
Set the output range, and
clear at minimum/maximum
outputs with pins 1 to 9.
(factory-set)
Output range setting (see
note) by software.
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