MR TAPCON 250, Operating Instructions Manual, Page: 93 / 216

9 Operation
Maschinenfabrik Reinhausen GmbH 2022 93 8595028/00 EN TAPCON
®
250
No. of information object address octets
You can use this parameter to set how many octets are provided for the in-
formation object address.
Number of cause of transmission octets
You can use this parameter to set how many octets are provided for the
cause of transmission.
Parity
You can use this parameter to set the parity. You can select the following
options:
▪ None
▪ Even
▪ Odd
ASDU single character confirmation
You can use this parameter to set whether a confirmation is to be sent as
single characters instead of as a complete message. Single character confir-
mation is only possible for requesting data of class 2 (Class 2 Request).
ASDU sequence optimization
With this parameter, you can set which method is to be used for optimizing
the ASDU types. The standard enables optimization in order to be able to
transfer multiple value changes in a telegram in a sequence of ascending in-
formation object addresses. This is displayed by the sequence bit. The se-
lection of ASDU types for which this optimization is allowed is based on the
edition of the standard.
You can select the following options:
Option Description
None The device does not optimize the ASDU types.
Ed. 1 Optimization in accordance with IEC 60870 Edition 1
(type 1, 3, 9, 11, 21, 126).
Ed. 1 Amendment 2 Optimization in accordance with IEC 60870 Edition 1,
Amendment 2 (type 1, 3, 9, 11, 13, 15 21, 126).
Ed. 2 Optimization in accordance with IEC 60870 Edition 2
(type 1, 3, 5, 7, 9, 11, 13, 15, 20, 21, 126).
Table 19: ASDU sequence optimization