Technical Specifications

529
Status
Clear Status
Clears the status flags. See “Status Code List ” on page 531.
Send Commands
Clicking on the arrow presents a list of HART commands that may be sent to the HDLT. To do
this:
1. Click on a command to select it.
2. Click Send Message to send the message to the device.
3. The response appears in the Response box.
Commands:
000 Read Identifier Returns the unique identifier from the device including the device
ID, device type, and the manufacturers ID.
001 Read Primary Variable Returns the level of liquid or the level of interface.
002 Read Current Returns the current signal in mA.
003 Read All Variables Returns the current signal, the level position, the circuit tempera-
ture and the local controller setpoint.
011 Read ID from Tag Prompts the user for a tag name. The tag name is sent in a HART
command and if received by a device with a matching tag name,
the ID of the device is returned. The format of the ID is the same as
command 001 Read Identifier.
012 Read Message Reads the message that was stored in the device when it was con-
figured.
013 Read Tag and Descrip Reads the tag name, date and the descriptor that was stored in the
device when it was configured.
016 Read Assembly
Number
Reads the final assembly number that was stored in the device
when it was configured.
017 Write Message Writes the Message.
018 Write Tag and
Descriptor
Writes the Tag and Descriptor.
019 Write Assembly
Number
Writes the Assembly Number.
038 Reset Configuration
Changed Flag
Clears the HART status bit Configuration Changed. The configura-
tion changed bit is set each time the user changes any configu-
rable parameter.