Real Time Automation, Inc.
62
1-800-249-1612
a)
-Function Code 15: Number of write Multiple Coil Status requests sent
b)
-Point Type Used: 0x Coil Status
c)
-# of Points: 2 or More OR Force Function Code 15/16 Enabled for # of Points of 1
9)
FC16 Preset Multiple Registers:
a)
-Function Code 16: Number of write Multiple Holding Register requests sent
b)
-Point Type Used: 4x Holding Reg
c)
-# of Points: 2 or More OR Force Function Code 15/16 Enabled for # of Points of 1
10)
Successful Responses Received:
a)
-Total number of Read and Write response messages received
b)
-Note: Add up all the Function Code Variables and it should equal the number of Successful
Responses Received
11)
Error Responses Received:
a)
-Total number of read and write error messages received
12)
Timeouts:
a)
-Total number of read and write response messages not received
Status Strings
-
These are the values for
All Slaves,
or the specific slave selected.
Last Error Code:
-Last read request error that the gateway received
Error Code Breakdown
:
1)
Error Code "code" - "Function" (N:"SlaveAddr" A:"StartAddr" L:"Length"))
a)
Note: The Slave Address will inform you of the device that had the error. The Starting Address
and Length will inform you the specific scan line that had the error
2)
Error Codes:
a)
Error Code 1: Function Code received by the slave is not valid
b)
Error Code 2: The Register/Status received by the slave is not valid
c)
Error Code 3: The value received by the slave is not allowable
d)
Error Code 4: An unrecoverable error occurred while the slave was attempting to reply
e)
Error Code 5: The slave has accepted the request and is processing it, but a long duration of time
will be required to reply
f)
Error Code 6: The slave is processing another message. The gateway will skip this message.
g)
Error Code 7: The slave has replied with a NAK. The server cannot perform the program function
received in the query
3)
Functions:
a)
Specific to the Function Code being used for the scan line
4)
N (Slave Address):
a)
Slave address of the slave that the error was received from
5)
A (Starting Address):
a)
Starting address of the register/status that the error was received from
6)
L (Length):
a)
Number of points of the register/status that the error was received from
