diff --git a/script/local.py b/script/local.py
index 32b7f00..06e6ee1 100644
--- a/script/local.py
+++ b/script/local.py
@@ -108,6 +108,12 @@ def wait_device(dev, value, timeout=-1):
     dev.waitValue(value,timeout)
     print "Done waiting"
         
+def wait_device_in_range(dev, value, range, timeout=-1):
+    timeout = int(timeout *1000) if timeout>0 else timeout
+    print "Waiting " + dev.getName() + " = " + str(value)
+    dev.waitValueInRange(value, range, timeout)
+    print "Done waiting"
+
 def convert_file(input_file_name, output_file_name, pol = None):   
     print "Converting data file: " + input_file_name + " to " + output_file_name
     sep = "\t"