update PROCESSORS.md

PROCESSORS.md

@@ -887,7 +887,7 @@ In the list below, the names of required properties appear in bold. Any other pr
 |--------------------------------|---------------|------------------|-------------------------------------------------------------------------------------------------------------------------------------------------------|
 | **Hostname**                   |               |                  | The ip address or hostname of the destination.<br/>**Supports Expression Language: true**                                                             |
 | **Port**                       | 502           |                  | The port or service on the destination.<br/>**Supports Expression Language: true**                                                                    |
-| **Unit Identifier**            | 0             |                  | The port or service on the destination.<br/>**Supports Expression Language: true**                                                                    |
+| **Unit Identifier**            | 0             |                  | Unit identifier<br/>**Supports Expression Language: true**                                                                                            |
 | **Idle Connection Expiration** | 15 seconds    |                  | The amount of time a connection should be held open without being used before closing the connection. A value of 0 seconds will disable this feature. |
 | **Connection Per FlowFile**    | false         | true<br/>false   | Specifies whether to send each FlowFile's content on an individual connection.                                                                        |
 | **Timeout**                    | 15 seconds    |                  | The timeout for connecting to and communicating with the destination.                                                                                 |