8.8 User Permission

Introduction

User permission is one of expansion function in PI Series HMI; it provides multi-level of permission for control HMI operations. User need to set the user and group during designing project. Different groups have different permission levels for accessing. Each user should be added into the specified group; it is possible to add the same user into different groups.

Operating record: it records user operations information, the records files are saved in HMI flash; its path is [\\flash\\UserOperationLogs.db].

When it is on simulator mode, the files are saved in C disk, its path is [C:\\WECON\UserMgrFile\UserOperationLogs.db].

Operating procedure of settings

1) Click [User Permission] in [Data Tool] toolbar;

2) Edit user name, click [User0] cell under [UserName], and then enter the user name, one project allows maximum 20 users;

3) Edit password, click [User0] cell under [PassWord], and then enter the user name;

4) Edit description, click [User0] cell under [Desc], and then enter, description is not necessary;

5) Check the groups for each user, there are 11 groups beside admin;

6) Editing groups’ description, but it is not necessary;

7) Click [Save and Exit] button to complete all settings;

Operation Procedure of object permission

1) Open the object setting windows;

2) Select [Security] windows;

3) Check the [User Permission];

4) Select [Level] to set permission level;

5) Enter [Log Message], it is for operation records, if it was empty, the operation for this object would be not be recorded;

6) Select the [Access Denied Setting] mode;

Control list table

HMI allows managing user accounts on screen. Including adding, deleting and editing the user account. HMI provide built-in screen for [Sign in] and [change password] (screen No. 1006 and 1007).

Function	Address	Object type	Address function
Sign in
	HUW1158~1335	Drop down list	User name
	HUW1002	Character input object	Password
	HUW1000	Word Switch (Input 1)	OK (sign in)
Change password
	HUW1158~1335	Drop down list	User name
	HUW1002	Character input object	Old password
	HUW1006	Character input object	New password
	HUW1010	Character input object	Confirm password
	HUW1000	Word Switch (Input 2)	OK(change password)
Sign out	HUW1000	Word Switch (Input 3)	Sign out
New user	HUW1014	Character input object	User name
	HUW1006	Character input object	password
	HUW1010	Character input object	Confirm password
	HUW1000	Word Switch (Input 4)	OK(add new user)
	HUW1336~1345	Character input object	User description
	HUX1347.0	Bit switch	=1: User hidden =0: Visible (Defaults)
	HUW1000	Word Switch (Input 8)	Save(add Hide features)
Delete user
	HUW1158~1335	Drop down list	User name
	HUW1000	Word Switch (Input 5)	OK (delete user)
Delete Profile	HUW1000	Word Switch (Input 9)	OK(delete)
Export Profile	HUW1000	Word Switch (Input 10)	OK(export)
Import profile	HUW1000	Word Switch (Input 11)	OK(import)
Export log file	HUW1000	Word Switch (Input 12)	OK(export)
Current user name	HUW1349	Character object	32 Word
System state information	HUW1030	Character input object	System state information
System state information	HUW1030	Character input object	System state information
Permission settings
	HUW1014	Character input object	User name
	HUW1348	Bit switch	Set the user group: HUX1348.0 = 1 administrator; HUX1348.1 = 1 group 0 permission; HUX1348.2 = 1 group 1 permission; (Total group 0 - group 10)
	HUW1000	Word Switch (Input 6)	Add user rights (set according to HUW1348)

When the user performs a function operation, the operation result is displayed in the HUW1001.

Value (HUW1001)	Meaning
1	Insufficient permissions.
2	User name does not exist.
3	User name already exists.
4	Invalid password.
5	Signed in
6	Password you inputted do not match.
7	Password changed.
8	User adding complete.
9	User deleting complete.
10	Maximum number of users exceeded.
11	An administrator user already exists.
12	Modified user rights
13	Imported file
14	Failed to import file
15	Exported file
16	Failed to export file
17	Signed out
18	Deleted profile
19	Deleted log file
20	Modified hide settings
21	Failed to modify hide settings

✎Note:

1) If there is an administrator account, the user can no longer add an administrator, that is, a project can only have one administrator account.

2) During adding a user function, the set password could not be duplicated with other users.

3) During deleting a user, it is forbidden to delete the administrator account, that is, the administrator account could not be deleted.

User permission demo download

https://drive.google.com/open?id=1qOiEDvo_1H1YqpoLDpS77dGaAFm8nrGq