Omron PRT1-COM Operation Manual page 132

Analog Output Units
Internal Circuits
I/O Unit
interface
24 VDC
Internal
+
power
supply
24 VDC
--
122
3. With an Analog Output Unit, output 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 3
Pin 4 Pin 5 Pin 6
OFF OFF OFF
ON OFF OFF
OFF ON OFF
ON ON OFF
OFF OFF ON
Other than the above
Clear at Minimum and Clear at Maximum Outputs
When clear at minimum or clear at maximum is set using DIP switch pins 8 and 9,
a communications error will be output according to the output range, as shown in
the following table.
Output signal Clear at minimum
range
0 to 5 V --0.25 V
1 to 5 V 0.8 V
0 to 10 V --0.5 V
--10 to 10 V --11 V
4 to 20 mA 3.2 mA
Photocoupler
I/O Unit
interface
Insulating
Internal
DC to DC
circuits
converter
Output range settings for outputs 0 and 1
Output range settings for outputs 2 and 3
0 to 5 V (factory-set)
1 to 5 V
0 to 10 V
--10 to 10 V
4 to 20 mA
Cannot be set
Clear at
maximum
5.25 V
5.2 V
10.5 V
11 V
20.8 mA
Photocoupler
Output circuit
4 circuits
Section 7-2
Clear at 0 V
--0.25 V
0.8 V
--0.5 V
0 V
3.2 mA
I/O Unit
interface
V+
--