diff --git a/Frontend/js/n4js/electricmeterbaja.js b/Frontend/js/n4js/electricmeterbaja.js
index 2286a1a..c1b0872 100644
--- a/Frontend/js/n4js/electricmeterbaja.js
+++ b/Frontend/js/n4js/electricmeterbaja.js
@@ -237,8 +237,8 @@ function getElectricMeterHourDataByBaja(devicePath, company, startDateTime, endD
     var _index = 0;
 
     require(['baja!'], function (baja) {//TPE_B1_EE_E4_R2F_NA_WHT_N1_KWH
-        console.log("local:|foxs:|history:/" + company + "/" + devicePath + "?peroid=timerange;start=" + startDateTime + ".000+08:00;end=" + endDateTime + ".000+08:00;|bql:history:HistoryRollup.rollup(baja:RelTime '3600000')");
-        baja.Ord.make("local:|foxs:|history:/" + company + "/" + devicePath + "?peroid=timerange;start=" + startDateTime + ".000+08:00;end=" + endDateTime + ".000+08:00;|bql:history:HistoryRollup.rollup(baja:RelTime '3600000')").get()
+        console.log("local:|foxs:|history:/" + company + "/" + devicePath + "?peroid=timerange;start=" + startDateTime + ".000+08:00;end=" + endDateTime + ".000+08:00;delta=true|bql:history:HistoryRollup.rollup(baja:RelTime '3600000')");
+        baja.Ord.make("local:|foxs:|history:/" + company + "/" + devicePath + "?peroid=timerange;start=" + startDateTime + ".000+08:00;end=" + endDateTime + ".000+08:00;delta=true|bql:history:HistoryRollup.rollup(baja:RelTime '3600000')").get()
             .then(function (table) {
                 return table.cursor({
                     each: function (record) {
@@ -278,8 +278,8 @@ function getElectricMeterDayDataByBaja(devicePath, company, startDateTime, endDa
     var _index = 0;
     
     require(['baja!'], function (baja) {//TPE_B1_EE_E4_R2F_NA_WHT_N1_KWH
-        console.log("local:|foxs:|history:/" + company + "/" + devicePath + "?peroid=timerange;start=" + startDateTime + ".000+08:00;end=" + endDateTime + ".000+08:00;|bql:history:HistoryRollup.rollup(baja:RelTime '86400000')");
-        baja.Ord.make("local:|foxs:|history:/" + company + "/" + devicePath + "?peroid=timerange;start=" + startDateTime + ".000+08:00;end=" + endDateTime + ".000+08:00;|bql:history:HistoryRollup.rollup(baja:RelTime '86400000')").get()
+        console.log("local:|foxs:|history:/" + company + "/" + devicePath + "?peroid=timerange;start=" + startDateTime + ".000+08:00;end=" + endDateTime + ".000+08:00;delta=true|bql:history:HistoryRollup.rollup(baja:RelTime '86400000')");
+        baja.Ord.make("local:|foxs:|history:/" + company + "/" + devicePath + "?peroid=timerange;start=" + startDateTime + ".000+08:00;end=" + endDateTime + ".000+08:00;delta=true|bql:history:HistoryRollup.rollup(baja:RelTime '86400000')").get()
             .then(function (table) {
                 table.cursor({
                     each: function (record) {