diff --git a/POCloud_Driver/vfdipp.py b/POCloud_Driver/vfdipp.py
index e5baaeb..64c6380 100644
--- a/POCloud_Driver/vfdipp.py
+++ b/POCloud_Driver/vfdipp.py
@@ -103,7 +103,7 @@ class start(threading.Thread, deviceBase):
                     if not OK_state == last_OK_state:
                         self.sendtodbJSON("driver_ok", OK_state, 0)
                         last_OK_state = OK_state
-                    time.sleep(15)
+                    time.sleep(10)
                 except Exception, e:
                     OK_state = 0
                     if not OK_state == last_OK_state: