diff --git a/IOB-WIN-NEXT/DATA/CONF/GIACO_SAIM_003.ini b/IOB-WIN-NEXT/DATA/CONF/GIACO_SAIM_003.ini
index 91f09a87..7678a885 100644
--- a/IOB-WIN-NEXT/DATA/CONF/GIACO_SAIM_003.ini
+++ b/IOB-WIN-NEXT/DATA/CONF/GIACO_SAIM_003.ini
@@ -30,8 +30,8 @@ SIZE_READ=200
 SIZE_WRITE=0
 HR_BASE_ADDR=40000
 ;DELTA_BASE=1
-DELTA_BASE=1
-MODBUS_EXT_REG=1
+DELTA_BASE=0
+MODBUS_EXT_REG=0
 
 
 [BLINK]