IGS-NT Communication Guide
152
MSB1
(*)
LSB1
(*)
MSB2
(*)
LSB2
(*)
Meaning
203 0 0 8
SW data flow control for modem communication. Sending as answer to
request to read 24437 communication object.
202 0 0 8 Access denied from actual IP address.
201 0 0 8 Unknown fault.
200 0 0 8 Invalid register.
199 0 0 8 Reading of alarm list is locked.
198 0 0 8 Reading of history is locked.
197 0 0 8 Reading of alarm list has to be started by reading the first record.
196 0 0 8 The history record is not defined for reading of history.
195 0 0 8 It is not possible to request such number of registers.
201 0 0 8 Unknown fault.
200 0 0 8 Invalid register.
199 0 0 8 Reading of alarm list is locked.
198 0 0 8 Reading of history is locked.
Note: ComAp believes that all information provided herein is correct and reliable and reserves the right to
update at any time. ComAp does not assume any responsibility for its use unless otherwise expressly
undertaken.
6 back to Modbus Appendix