Update powerwall.sh

powerwall.sh

@@ -143,7 +143,8 @@ CHECKACV_SERVICE(){
 				echo "($datetime) alert sent" >> ${logacv}
 				battstatus=0
 			else
-				[ $VERBOSE = true ] && echo "($datetime) normal voltage: ${INPUTACV}V" >> ${logacv}
+				errtime=`date +%s`-$(stat -c %Y ${logacv})
+				[ $errtime -ge 60 ] && echo "($datetime) normal voltage: ${INPUTACV}V" >> ${logacv}
 				if [ $voltstatus -eq 0 ]; then
 					echo -e "($datetime) Service Startup\nNormal voltage detected\nVOLTAGE: ${INPUTACV}V" | mail -s "Power Nominal" $email_alert
 					echo "($datetime) alert sent - service start" >> ${logacv}