Omron FH Series Connection Manual page 61

 Return Value
Err. No. Error Message
0 -
-1300 ERROR:fhrecvstring():RETRY:-1300
ERROR:fhrecvstring():TIMEOUT:-1300
-1301 ERROR:fhrecvstring():NO_DATA:-1301
ERROR:fhrecvstring():NO_CONNECTION:-1301
-1302 ERROR:fhrecvstring():STRING_LEN:-1302
-1303 ERROR:fhrecvstring():RETRY:-1303
-1304 ERROR:fhrecvstring():TIMEOUT:-1304
-1502 ERROR:fhparseval():PARAM_TOO_LONG:-1502
ERROR:fhparseval():PARAM_NUM:-1502
-1504 ERROR:fhparseval():NO_CMD:-1504
 Precautions
The maximum length of the string to be received is 127 bytes (not including the delimiter).
if more than 128 bytes are received, an error is returned.
To get the measurement result with this function, Result Output (Message) must be
placed in the flow, and the settings must be as follows
Result Output (Message) Processing Item
Setting Target
Output device
Termination string
Delimiter string
Output Data 0 - 9
*1: The output data format should be set as follows
Setting details
IoModule2: Serial (Ethernet)
∖r (Carriage Return）
∖x20 (Space)
numerical data(*1)
59
Description
normal termination
Out of the range of
receive retry count
input
Out of the input range
for the receive
timeout count
Receive data length 0
Calling in the
unconnected state
Receive data length
over
Receive retry count
overrun
Receive timeout time
is over.
Abnormal parameter
length
Abnormal number of
parameters
The length of the
string to be divided is
0.
The destination of the
received measurement
results
-
-
-
param(0) to param(9)