ProSoft Technology MVI69-101S - Manual (Page 133)

Reference MVI69-101S ♦ CompactLogix or MicroLogix Platform
IEC 60870-5-101 Slave Communication Module
ProSoft Technology, Inc. Page 133 of 149
March 16, 2009
Application Layer
Transmission mode for application data
Mode 1 (Least significant octet first), as defined in clause 4.10 of IEC 60870-5-4,
is used exclusively in this companion standard.
Common address of ASDU
(System-specific parameter)
⌧ One octet ⌧ Two octets
Information object address
(System-specific parameter)
One octet ⌧ structured
⌧ Two octets ⌧ unstructured
⌧ Three octets
Cause of transmission
(System-specific parameter)
⌧ One octet S Two octets (with originator address)
Selection of standard ASDUs
Process information in monitor direction
(Station-specific parameter)
⌧ <1> := Single-point information M_SP_NA_1
⌧ <2> := Single-point information with time tag M_SP_TA_1
⌧ <3> := Double-point information M_DP_NA_1
⌧ <4> := Double-point information with time tag M_DP_TA_1
⌧ <5> := Step position information M_ST_NA_1
⌧ <6> := Step position information with time tag M_ST_TA_1
<7> := Bitstring of 32 bit M_BO_NA_1
<8> := Bitstring of 32 bit with time tag M_BO_TA_1
⌧ <9> := Measured value, normalized value
M_ME_NA_1
⌧ <10> := Measured value, normalized value with time tag M_ME_TA_1
⌧ <11> := Measured value, scaled value M_ME_NB_1
⌧ <12> := Measured value, scaled value with time tag M_ME_TB_1