KB-31835: Maximum amount of characters for a tag’s name.
Question: What is the maximum amount of characters that can be used to name a tag? Solution: For E3 version 3.2, the maximum amount is 259 characters.
Category: DataServer
KB-31922: Displaying a timer in hour/minute/second format.
Question: How can I display on screen the total amount of time the machine has been on, in hour/minute/second format? Solution: At E3Studio, follow these procedures: Insert a counter tag…
Connections between E3 and Database.
For each DBServer created in an E3 domain, there are two possible connections with the Database: one of them is used for E3 services (Formulas, Historics, Storage, and Alarms), and…
KB-28016: Recording data with significant variation.
Question: How can I record data in table only when there is a significant variation on its value? Solution: To do so, use E3Storage. This module has an algorithm that…
KB-30692: Changing a Demo Tag’s variation.
Question: How can I enable/disable a Demo Tag’s variation? Solution: To do so, you must edit the tag’s Enabled property: Enabled = True (the tag varies) Enabled = False (the…
KB-30634: Saving values of Internal Tags when closing the application
Question: How can I save values of Internal Tags when closing the application, in order to load them when reopening it? Solution: To do so via scripts, just use Save…
B-36311: Writing when using a multiple connection.
Question: Can the data sources used in a multiple connection be written via Source field? Solution: No, they can’t. This type of connection only enables the Source field’s read.
BUG-0010248: Counter Tags may skip numbers.
OVERVIEW Counter Tags may sometimes skip certain numbers during count. Example: 1, 2, 3, 3, 5 (it remained in #3 for two seconds, skipping #4). HOW CAN I REPRODUCE THIS…
BUG-0010635: InternalTag object propagates Quality property before updating TimeStamp
OVERVIEW When an InternalTag object retrieves a trio Value/Quality/TimeStamp through a link to its Value property, or through WriteEx method, it will perform the following operations: Update Value property; Update…
BUG-0009969: TagTimer not executing OnPreset event if TriggerType property is set as ttDaily
OVERVIEW When TagTimer’s TriggerType property is set as a daily trigger (ttDaily), OnPreset event will be called just once. HOW CAN I REPRODUCE THIS PROBLEM? Create a TagTimer in the…