SICK LMS500-20000 PRO Indoor, Руководство по эксплуатации

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Operating Instructions
LMS500 Product Family
Annex
8013796/UL20/2010-09-27
© SICK AG · Division Auto Ident · Germany · Subject to change without notice
87
Chapter 10
10.2.7 Select user level/login
By means of the selection of a user level and transfer of the corresponding password,
permits configuration of the LMS via messages. The LMS expects the password in the
message in coded form (hash value).
Note Measurement values will not be provided until the user logs out (see section 10.2.12 “Start
the device/logout” on page 94 ).
Request
Message structure: sMN SetAccessMode User level password
Answer
Message structure: sAN SetAccessMode ChangeUserLevel
Example
Request: <STX>sMN{SPC}SetAccessMode{SPC}03{SPC}F4724744<ETX>
HEX string: 02 73 4D 4E 20 53 65 74 41 63 63 65 73 73 4D 6F 64 65 20 30 33 20 46 34
37 32 34 37 34 34 03
Answer: <STX>sAN{SPC}SetAccessMode{SPC}<ETX>
HEX string: 02 73 41 4E 20 53 65 74 41 63 63 65 73 73 4D 6F 64 65 20 31 03
User level Password Hash value
Maintenance personnel main B21ACE26h
Authorised client client F4724744h
Tab. 22: Hash values of the passwords
Message part Description Variable type Length
(byte)
Value range
Type of command Request (SOPAS method by name) string 3 sMN
Command Select user level string 12 SetAccessMode
User level A valid user level must be included
in the transmission. Otherwise the
LMS declines the command. int_8 1 02h maintenance personnel
03h authorised client
04h service
Password E.g. encoded value for “client” uint_32 4 00000000h … FFFFFFFFh
Message syntax XIV: Request “Select user level”
Message part Description Variable type Length
(byte)
Value range
Type of command Answer (SOPAS answer) string 3 sAN
Command Select user level string 12 SetAccessMode
ChangeUserLevel A new user level is opened. bool_1 1 00h error
01h user level change
successful
Message syntax XV: Answer to the “Select user level” request