diff --git a/include/ec.h b/include/ec.h
index 59d7991..7b7f685 100644
--- a/include/ec.h
+++ b/include/ec.h
@@ -34,13 +34,13 @@ uint16_t ec_calib_array[EC_CALIB_ARRAY_SIZE];
 uint16_t ec_calib_array_pos=0;
 #define EC_CALIB_READ_INTERVAL 250 //interval of reading adc value inside a measurement
 
-#define EC_ARRAY_SIZE 256
+#define EC_ARRAY_SIZE 64
 uint16_t ec_array[EC_ARRAY_SIZE];
 uint16_t ec_array_pos=EC_ARRAY_SIZE;
 unsigned long last_measurement_ec=0;
 #define EC_MEASUREMENT_INTERVAL 10*60*1000 //complete filtered measurement every x ms  
   //One filtered measurement takes EC_READ_INTERVAL*EC_ARRAY_SIZE*4
-#define EC_READ_INTERVAL 10 //interval of reading adc value inside a measurement. one reading takes about 9-10ms
+#define EC_READ_INTERVAL 50 //interval of reading adc value inside a measurement. one reading takes about 9-10ms
 
 #define EC_RELAY_SWITCH_SETTLETIME 500  //time until voltage of ec circuit has settled
 
diff --git a/include/flow.h b/include/flow.h
index b79d1b4..83f7a50 100644
--- a/include/flow.h
+++ b/include/flow.h
@@ -26,12 +26,12 @@ void flow_setup() {
 
   timing_flow_a.minchange=0.0;
   timing_flow_a.maxchange=0.3;
-  timing_flow_a.mintime=10*000;
+  timing_flow_a.mintime=10*1000;
   timing_flow_a.maxtime=30*60*1000;
 
   timing_flow_b.minchange=0.0;
   timing_flow_b.maxchange=0.3;
-  timing_flow_b.mintime=10*000;
+  timing_flow_b.mintime=10*1000;
   timing_flow_b.maxtime=30*60*1000;
 
   pinMode(FLOW_A_PIN, INPUT_PULLUP);
diff --git a/include/waterlevel.h b/include/waterlevel.h
index ccb3d36..b67e921 100644
--- a/include/waterlevel.h
+++ b/include/waterlevel.h
@@ -171,12 +171,12 @@ void waterlevel_setup() {
   
 
   timing_waterlevelA.minchange=0.0;
-  timing_waterlevelA.maxchange=3.0;
+  timing_waterlevelA.maxchange=7.0;
   timing_waterlevelA.mintime=30*000;
   timing_waterlevelA.maxtime=60*60*1000;
 
   timing_waterlevelB.minchange=0.0;
-  timing_waterlevelB.maxchange=0.5;
+  timing_waterlevelB.maxchange=3.0;
   timing_waterlevelB.mintime=10*000;
   timing_waterlevelB.maxtime=60*60*1000;