Analog Output Operation - Omron K3FP Series Manual

DIP Switch Settings
All DIP switches are turned OFF at shipment. DIP switch S1 is used
to select input and output signals and analog output limit operation.
SWITCH
ON ● ↑
OFF ❍ ↓
Input signal
0 to 10 V
1 to 5 V
0 to 20 mA
4 to 20 mA
Analog output limit operation
Limit function disabled
Limit function enabled
Output 1 signal Output 2 signal
0 to 20 mA 0 to 20 mA
0 to 20 mA 4 to 20 mA
4 to 20 mA 4 to 20 mA
--- ---
Note: Do not turn ON both pins 5 and 6 at the same time on DIP
switch S1.
Connections
■ Internal Block Diagram
+
Input signal
−
+
Output 2 signal
−
12
Dual Output 3-Way Signal Isolator
DIP switch S1
1 2 3 4 5
❍ ❍ ❍
❍ ● ❍
● ❍ ●
● ● ●
❍
●
❍
●
❍
●
1
2
3
4
K3FP-VS-UI-2I

Analog Output Operation

Setting Example for 1 to 5-V Input and 4 to 20-mA Output:
Output: 4 to 20 mA
(mA)
6 23
20
10
4
0 1
Below normal
operating range
Note: The following table shows the output values that are held when
the measurement range is exceeded while the limit function is
enabled for analog outputs (i.e., pin 4 on DIP switch S1 turned
❍
ON).
❍
Output signal Below measurement
●
selection
●
0 to 20 mA The output signal is held
at 0 mA.
4 to 20 mA The output signal is held
at 4 mA.
The diagnostics indicator
is lit (red) if the analog
output is 3.5 mA or lower.
K3FP-1
2 3 4 5
(V)
Normal operating range Above normal
operating range
Above measurement
range
The diagnostics indicator
is lit (red) if the analog
output is 20.5 mA or
higher.
The output signal is held
at 20.5 mA.
The diagnostics indicator
is lit (red) if the analog
output is 20.5 mA or
higher.
The output signal is held
at 20.5 mA.
5 +
Output 1 signal
6 −
7
+
Supply voltage
−
8
Analog operation
(less than 23 mA)
Limit (20.5 mA)
Input: 1 to 5 V
range