"max_seq_length": 512 in sentence_bert_config.json

SentenceTransformer truncates the sentence to 256 without displaying messages to the user.
Specifying the correct value of "max_seq_length": 512 in sentence_bert_config.json will allow the SentenceTransformer to use the entire length of the model context.

sentence_bert_config.json

@@ -1,4 +1,4 @@
 {
-  "max_seq_length": 256,
+  "max_seq_length": 512,
   "do_lower_case": false
 }