diff --git a/fhem/CHANGED b/fhem/CHANGED
index 6c7b75542..ccc0ab63b 100644
--- a/fhem/CHANGED
+++ b/fhem/CHANGED
@@ -1,5 +1,6 @@
 # Add changes at the top of the list. Keep it in ASCII, and 80-char wide.
 # Do not insert empty lines here, update check depends on it.
+ - bugfix:  88_HMCCU: Several improvements and bug fixes
  - feature: 93_DbRep: Pragma query possible in sqlCmd, new getter initData
                       minor fixes
  - bugfix:  88_HMCCU: Several improvements and bug fixes
diff --git a/fhem/FHEM/88_HMCCU.pm b/fhem/FHEM/88_HMCCU.pm
index d208a0286..4a4c5b1cd 100755
--- a/fhem/FHEM/88_HMCCU.pm
+++ b/fhem/FHEM/88_HMCCU.pm
@@ -57,7 +57,7 @@ my %HMCCU_CUST_CHN_DEFAULTS;
 my %HMCCU_CUST_DEV_DEFAULTS;
 
 # HMCCU version
-my $HMCCU_VERSION = '5.0 213461309';
+my $HMCCU_VERSION = '5.0 213491649';
 
 # Timeout for CCU requests (seconds)
 my $HMCCU_TIMEOUT_REQUEST = 4;
@@ -286,7 +286,6 @@ sub HMCCU_GetFirmwareVersions ($$);
 sub HMCCU_GetGroupMembers ($$);
 sub HMCCU_GetMatchingDevices ($$$$);
 sub HMCCU_GetParamDef ($$$;$);
-sub HMCCU_GetParamValueConversion ($$$$$);
 sub HMCCU_GetReceivers ($$$);
 sub HMCCU_IsValidChannel ($$$);
 sub HMCCU_IsValidDevice ($$$);
@@ -2877,20 +2876,30 @@ sub HMCCU_Substitute ($$$$$;$$)
 		return $HMCCU_CONVERSIONS->{DEFAULT}{$dpt}{$value};
 	}
 	
-	# Substitute enumerations
+	# Substitute enumerations and default parameter type conversions
 	if (defined($devDesc) && defined($ioHash)) {
 		my $paramDef = HMCCU_GetParamDef ($ioHash, $devDesc, 'VALUES', $dpt);
-		if (!defined($paramDef) && defined($paramDef->{TYPE}) &&
-			$paramDef->{TYPE} eq 'ENUM' && defined($paramDef->{VALUE_LIST})) {
-			my $i = defined($paramDef->{MIN}) ? $paramDef->{MIN} : 0;
-			if ($mode) {
-				my %enumVals = map { $_ => $i++ } split(',', $paramDef->{VALUE_LIST});
-				return $enumVals{$value} if (exists($enumVals{$value}));
+		if (defined($paramDef) && defined($paramDef->{TYPE})) {
+			my %ct = (
+				'BOOL' => { '0' => 'false', '1' => 'true' }
+			);
+			my $parType = $paramDef->{TYPE};
+			if ($parType eq 'ENUM' && defined($paramDef->{VALUE_LIST})) {
+				my $i = defined($paramDef->{MIN}) ? $paramDef->{MIN} : 0;
+				if ($mode == 1) {
+					my %enumVals = map { $_ => $i++ } split(',', $paramDef->{VALUE_LIST});
+					return $enumVals{$value} if (exists($enumVals{$value}));
+				}
+				else {
+					my @enumList = split(',', $paramDef->{VALUE_LIST});
+					if (HMCCU_IsIntNum ($value)) {
+						my $idx = $value-$i;
+						return $enumList[$idx] if ($idx >= 0 && $idx < scalar(@enumList));
+					}
+				}
 			}
-			else {
-				my @enumList = split(',', $paramDef->{VALUE_LIST});
-				my $idx = $value-$i;
-				return $enumList[$idx] if ($idx >= 0 && $idx < scalar(@enumList));
+			elsif (exists($ct{$parType}) && exists($ct{$parType}{$value})) {
+				return $ct{$parType}{$value};
 			}
 		}
 	}
@@ -4464,42 +4473,6 @@ sub HMCCU_IsValidParameter ($$$$;$)
 	return 0;
 }
 
-######################################################################
-# Convert parameter value
-# Parameters:
-#  $hash - Hash reference of IO device.
-#  $object - Device/channel address or device description reference.
-#  $paramset - Parameter set.
-#  $parameter - Parameter name.
-#  $value - Parameter value.
-# Return converted or original value.
-######################################################################
-
-sub HMCCU_GetParamValueConversion ($$$$$)
-{
-	my ($hash, $object, $paramset, $parameter, $value) = @_;
-	
-	# Conversion table
-	my %ct = (
-		'BOOL' => { 0 => 'false', 1 => 'true' }
-	);
-	
-	return $value if (!defined($object));
-	
-	$paramset = 'LINK' if ($paramset =~ /^LINK\..+$/);
-	my $paramDef = HMCCU_GetParamDef ($hash, $object, $paramset, $parameter) // return $value;
-	my $type = $paramDef->{TYPE} // return $value;
-
-	return $ct{$type}{$value} if (exists($ct{$type}) && exists($ct{$type}{$value}));
-
-	if ($type eq 'ENUM' && exists($paramDef->{VALUE_LIST})) {
-		my @vl = split(',', $paramDef->{VALUE_LIST});
-		return $vl[$value] if ($value =~ /^[0-9]+$/ && $value < scalar(@vl));
-	}
-	
-	return $value;
-}
-
 ######################################################################
 # Update client devices with peering information
 # In addition peering information is stored in hash of IO device.
@@ -4729,8 +4702,6 @@ sub HMCCU_UpdateParamsetReadings ($$$;$)
 					HMCCU_Trace ($clHash, 2, "$p: sv = $sv");
 					$fv = HMCCU_FormatReadingValue ($clHash, $sv, $p);
 					$cv = HMCCU_Substitute ($fv, $clHash, 0, $c, $p, $chnType, $devDesc);
-					$cv = HMCCU_GetParamValueConversion ($ioHash, $devDesc, $ps, $p, $fv)
-						if (defined($devDesc) && "$fv" eq "$cv");
 
 					HMCCU_UpdateInternalValues ($clHash, $chKey, $ps, 'SVAL', $cv);
 					push @chKeys, $chKey;
@@ -9325,7 +9296,7 @@ sub HMCCU_ScaleValue ($$$$$;$)
 		$min = $paramDef->{MIN} if (defined($paramDef->{MIN}) && $paramDef->{MIN} ne '');
 		$max = $paramDef->{MAX} if (defined($paramDef->{MAX}) && $paramDef->{MAX} ne '');
 		$unit = $paramDef->{UNIT};
-		$unit = '100%' if ($dpt eq 'LEVEL' && !defined($unit));
+		$unit = '100%' if (!defined($unit) && ($dpt eq 'LEVEL' || $dpt eq 'LEVEL_2' || $dpt eq 'LEVEL_SLATS'));
 	}
 	else {
 		HMCCU_Trace ($hash, 2, "Can't get parameter definion for addr=$ccuaddr chn=$chnno dpt=$dpt");
@@ -9865,14 +9836,15 @@ sub HMCCU_UpdateDeviceStates ($)
 	
 	# Datapoints to be converted to readings
 	my %newReadings = (
-		'0.AES_KEY'        => 'sign',
-		'0.RSSI_DEVICE'    => 'rssidevice',
-		'0.RSSI_PEER'      => 'rssipeer',
-		'0.LOW_BAT'        => 'battery',
-		'0.LOWBAT'         => 'battery',
-		'0.UNREACH'        => 'activity',
-		'0.SABOTAGE'       => 'sabotage',
-		'0.ERROR_SABOTAGE' => 'sabotage'
+		'0.AES_KEY'           => 'sign',
+		'0.RSSI_DEVICE'       => 'rssidevice',
+		'0.RSSI_PEER'         => 'rssipeer',
+		'0.LOW_BAT'           => 'battery',
+		'0.LOWBAT'            => 'battery',
+		'0.OPERATING_VOLTAGE' => 'voltage',
+		'0.UNREACH'           => 'activity',
+		'0.SABOTAGE'          => 'sabotage',
+		'0.ERROR_SABOTAGE'    => 'sabotage'
 	);
 	
 	# The new readings
diff --git a/fhem/FHEM/88_HMCCUCHN.pm b/fhem/FHEM/88_HMCCUCHN.pm
index c12d30c9b..d2c5b26a8 100644
--- a/fhem/FHEM/88_HMCCUCHN.pm
+++ b/fhem/FHEM/88_HMCCUCHN.pm
@@ -30,7 +30,7 @@ sub HMCCUCHN_Set ($@);
 sub HMCCUCHN_Get ($@);
 sub HMCCUCHN_Attr ($@);
 
-my $HMCCUCHN_VERSION = '5.0 213461309';
+my $HMCCUCHN_VERSION = '5.0 213491649';
 
 ######################################################################
 # Initialize module
diff --git a/fhem/FHEM/88_HMCCUDEV.pm b/fhem/FHEM/88_HMCCUDEV.pm
index 40c5349bf..82a808fa2 100644
--- a/fhem/FHEM/88_HMCCUDEV.pm
+++ b/fhem/FHEM/88_HMCCUDEV.pm
@@ -31,7 +31,7 @@ sub HMCCUDEV_Set ($@);
 sub HMCCUDEV_Get ($@);
 sub HMCCUDEV_Attr ($@);
 
-my $HMCCUDEV_VERSION = '5.0 213461309';
+my $HMCCUDEV_VERSION = '5.0 213491649';
 
 ######################################################################
 # Initialize module
diff --git a/fhem/FHEM/88_HMCCURPCPROC.pm b/fhem/FHEM/88_HMCCURPCPROC.pm
index 073429cab..b177cb458 100755
--- a/fhem/FHEM/88_HMCCURPCPROC.pm
+++ b/fhem/FHEM/88_HMCCURPCPROC.pm
@@ -39,7 +39,7 @@ require "$attr{global}{modpath}/FHEM/88_HMCCU.pm";
 ######################################################################
 
 # HMCCURPC version
-my $HMCCURPCPROC_VERSION = '5.0 213461309';
+my $HMCCURPCPROC_VERSION = '5.0 213491649';
 
 # Maximum number of events processed per call of Read()
 my $HMCCURPCPROC_MAX_EVENTS = 100;
diff --git a/fhem/FHEM/HMCCUConf.pm b/fhem/FHEM/HMCCUConf.pm
index 56fc2423f..3d540f91d 100644
--- a/fhem/FHEM/HMCCUConf.pm
+++ b/fhem/FHEM/HMCCUConf.pm
@@ -76,6 +76,9 @@ $HMCCU_CONFIG_VERSION = '5.0';
 	'BRIGHTNESS_TRANSMITTER' => {
 		F => 3, S => 'CURRENT_ILLUMINATION', C => '', V => '', P => 2
 	},
+	'CAPACITIVE_FILLING_LEVEL_SENSOR' => {
+		F => 3, S => 'FILLING_LEVEL', C => '', V => '', P => 2
+	},
 	'CLIMATE_TRANSCEIVER' => {
 		F => 3, S => 'ACTUAL_TEMPERATURE', C => '', V => '', P => 1
 	},
@@ -151,6 +154,12 @@ $HMCCU_CONFIG_VERSION = '5.0';
 	'PRESENCEDETECTOR_TRANSCEIVER' => {
 		F => 3, S => 'PRESENCE_DETECTION_STATE', C => 'PRESENCE_DETECTION_ACTIVE', V => 'active:1,inactive:0', P => 2
 	},
+	'RAINDETECTOR' => {
+		F => 3, S => 'STATE', C => '', V => '', P => 1
+	},
+	'RAINDETECTOR_HEAT' => {
+		F => 3, S => 'STATE', C => 'STATE', V => 'on:true,off:false', P => 2
+	},
 	'ROTARY_HANDLE_SENSOR' => {
 		F => 3, S => 'STATE', C => '', V => '', P => 2
 	},
@@ -215,6 +224,8 @@ $HMCCU_CONFIG_VERSION = '5.0';
 ######################################################################
 
 %HMCCU_READINGS = (
+	'ACCELERATION_TRANSCEIVER' =>
+		'^(C#\.)?MOTION:motion',
 	'ARMING' =>
 		'^(C#\.)?ARMSTATE$:+armState',
 	'BLIND' =>
@@ -223,14 +234,17 @@ $HMCCU_CONFIG_VERSION = '5.0';
 		'^(C#\.)?LEVEL$:+pct,+level;^(C#\.)?LEVEL_2$:+pctSlats',
 	'BLIND_VIRTUAL_RECEIVER' =>
 		'^(C#\.)?LEVEL$:+pct,+level',
-	'SHUTTER_TRANSMITTER' =>
-		'^(C#\.)?LEVEL$:+pct,+level',
-	'SHUTTER_VIRTUAL_RECEIVER' =>
-		'^(C#\.)?LEVEL$:+pct,+level',
-	'SWITCH_PANIC' =>
-		'^(C#\.)?STATE$:+panic',
-	'SWITCH_SENSOR' =>
-		'^(C#\.)?STATE$:+sensor',
+	'CAPACITIVE_FILLING_LEVEL_SENSOR' =>
+		'^(C#\.)?FILLING_LEVEL$:+level',
+	'CLIMATECONTROL_REGULATOR' =>
+		'^(C#\.)?SETPOINT$:+desired-temp',
+	'CLIMATECONTROL_RT_TRANSCEIVER' =>
+		'^(C#\.)?ACTUAL_TEMPERATURE$:+measured-temp;'.
+		'^(C#\.)?ACTUAL_HUMIDITY$:+humidity;'.
+		'^(C#\.)?SET_TEMPERATURE$:+desired-temp',
+	'CLIMATE_TRANSCEIVER' =>
+		'^(C#\.)?ACTUAL_TEMPERATURE$:+measured-temp;'.
+		'^(C#\.)?ACTUAL_HUMIDITY$:+humidity',
 	'DIMMER' =>
 		'^(C#\.)?LEVEL$:+pct,+level',
 	'DIMMER_TRANSMITTER' =>
@@ -239,46 +253,43 @@ $HMCCU_CONFIG_VERSION = '5.0';
 		'^(C#\.)?LEVEL$:+pct,+level;(C#\.)?COLOR$:+color',
 	'DIMMER_WEEK_PROFILE' =>
 		'^(C#\.)?WEEK_PROGRAM_CHANNEL_LOCKS$:+progMode',
+	'HEATING_CLIMATECONTROL_TRANSCEIVER' =>
+		'^(C#\.)?ACTUAL_TEMPERATURE$:+measured-temp;'.
+		'^(C#\.)?HUMIDITY$:+humidity;'.
+		'^(C#\.)?ACTUAL_HUMIDITY$:+humidity;'.
+		'^(C#\.)?SET_POINT_TEMPERATURE$:+desired-temp',
 	'JALOUSIE' =>
 		'^(C#\.)?LEVEL$:+pct,+level;(C#\.)?LEVEL_SLATS$:+pctSlats',
 	'KEY' =>
 		'^(C#\.)?PRESS_(SHORT|LONG)$:+pressed',
 	'KEY_TRANSCEIVER' =>
 		'^(C#\.)?PRESS_(SHORT|LONG)$:+pressed',
-	'VIRTUAL_KEY' =>
-		'^(C#\.)?PRESS_(SHORT|LONG)$:+pressed',
-	'ACCELERATION_TRANSCEIVER' =>
-		'^(C#\.)?MOTION:motion',
 	'MOTION_DETECTOR' =>
 		'^(C#\.)?BRIGHTNESS$:brightness;(C#\.)?MOTION:motion',
 	'MOTIONDETECTOR_TRANSCEIVER' =>
 		'^(C#\.)?ILLUMINATION$:brightness;^(C#\.)?MOTION$:motion;(C#\.)?MOTION_DETECTION_ACTIVE$:detection',
 	'PRESENCEDETECTOR_TRANSCEIVER' =>
 		'^(C#\.)?ILLUMINATION$:brightness;(C#\.)?PRESENCE_DETECTION_STATE:presence;(C#\.)?PRESENCE_DETECTION_ACTIVE:detection',
+	'SHUTTER_TRANSMITTER' =>
+		'^(C#\.)?LEVEL$:+pct,+level',
+	'SHUTTER_VIRTUAL_RECEIVER' =>
+		'^(C#\.)?LEVEL$:+pct,+level',
+	'SWITCH_PANIC' =>
+		'^(C#\.)?STATE$:+panic',
+	'SWITCH_SENSOR' =>
+		'^(C#\.)?STATE$:+sensor',
+	'THERMALCONTROL_TRANSMIT' =>
+		'^(C#\.)?ACTUAL_TEMPERATURE$:+measured-temp;'.
+		'^(C#\.)?ACTUAL_HUMIDITY$:+humidity;'.
+		'^(C#\.)?SET_TEMPERATURE$:+desired-temp',
+	'VIRTUAL_KEY' =>
+		'^(C#\.)?PRESS_(SHORT|LONG)$:+pressed',
 	'WEATHER' =>
 		'^(C#\.)?TEMPERATURE$:+measured-temp;'.
 		'^(C#\.)?HUMIDITY$:+humidity',
 	'WEATHER_TRANSMIT' =>
 		'^(C#\.)?TEMPERATURE$:+measured-temp;'.
 		'^(C#\.)?HUMIDITY$:+humidity',
-	'CLIMATE_TRANSCEIVER' =>
-		'^(C#\.)?ACTUAL_TEMPERATURE$:+measured-temp;'.
-		'^(C#\.)?ACTUAL_HUMIDITY$:+humidity',
-	'THERMALCONTROL_TRANSMIT' =>
-		'^(C#\.)?ACTUAL_TEMPERATURE$:+measured-temp;'.
-		'^(C#\.)?ACTUAL_HUMIDITY$:+humidity;'.
-		'^(C#\.)?SET_TEMPERATURE$:+desired-temp',
-	'CLIMATECONTROL_RT_TRANSCEIVER' =>
-		'^(C#\.)?ACTUAL_TEMPERATURE$:+measured-temp;'.
-		'^(C#\.)?ACTUAL_HUMIDITY$:+humidity;'.
-		'^(C#\.)?SET_TEMPERATURE$:+desired-temp',
-	'HEATING_CLIMATECONTROL_TRANSCEIVER' =>
-		'^(C#\.)?ACTUAL_TEMPERATURE$:+measured-temp;'.
-		'^(C#\.)?HUMIDITY$:+humidity;'.
-		'^(C#\.)?ACTUAL_HUMIDITY$:+humidity;'.
-		'^(C#\.)?SET_POINT_TEMPERATURE$:+desired-temp',
-	'CLIMATECONTROL_REGULATOR' =>
-		'^(C#\.)?SETPOINT$:+desired-temp',
 	'DEFAULT' =>
 		'^([0-9]{1,2}\.)?LEVEL$:+pct,+level;'.
 		'^([0-9]{1,2}\.)?SET_TEMPERATURE$:+desired-temp;'.
@@ -351,9 +362,9 @@ $HMCCU_CONFIG_VERSION = '5.0';
 		'up' => 'V:LEVEL:?delta=+20',
 		'down' => 'V:LEVEL:?delta=-20',
 		'stop' => 'V:STOP:1',
-		'pctSlats' => 'V:LEVEL_2:?level V:LEVEL:101',
-		'openSlats' => 'V:LEVEL_2:100 V:LEVEL:101',
-		'closeSlats' => 'V:LEVEL_2:0 V:LEVEL:101',
+		'pctSlats' => 'V:LEVEL_2:?level V:LEVEL:100.5',
+		'openSlats' => 'V:LEVEL_2:100 V:LEVEL:100.5',
+		'closeSlats' => 'V:LEVEL_2:0 V:LEVEL:100.5',
 	},
 	'CLIMATECONTROL_REGULATOR' => {
 		'desired-temp' => 'V:SETPOINT:?temperature',
@@ -442,6 +453,12 @@ $HMCCU_CONFIG_VERSION = '5.0';
 		'detection' => 'V:PRESENCE_DETECTION_ACTIVE:#detection=inactive,active',
 		'reset' => 'V:RESET_PRESENCE:true'
 	},
+	'RAINDETECTOR_HEAT' => {
+		'on' => 'V:STATE:1',
+		'off' => 'V:STATE:0',
+		'on-for-timer' => 'V:ON_TIME:?duration V:STATE:1',
+		'on-till' => 'V:ON_TIME:?time V:STATE:1'
+	},
 	'SHUTTER_VIRTUAL_RECEIVER' => {
 		'pct' => 'V:LEVEL:?level',
 		'open' => 'V:LEVEL:100',
@@ -578,6 +595,9 @@ $HMCCU_CONFIG_VERSION = '5.0';
 		'cmdIcon' => 'reset:rc_BACK',
 		'webCmd' => 'detection:reset'
 	},
+	'RAINDETECTOR_HEAT' => {
+		'cmdIcon' => 'on:general_an off:general_aus'
+	},
 	'SHUTTER_CONTACT'  => {
 		'_none_' => ''
 	},
@@ -683,6 +703,12 @@ $HMCCU_CONFIG_VERSION = '5.0';
 		'PRESS_SHORT' => { '1' => 'pressed', 'true' => 'pressed' },
 		'PRESS_LONG' =>  { '1' => 'pressed', 'true' => 'pressed' }
 	},
+	'RAINDETECTOR' => {
+		'STATE' => { '0' => 'dry', 1 => 'rain' }
+	},
+	'RAINDETECTOR_HEAT' => {
+		'STATE' => { '0' => 'off', 'false' => 'off', '1' => 'on', 'true' => 'on' }
+	},
 	'SHUTTER_CONTACT' => {
 		'STATE' => { '0' => 'closed', '1' => 'open', 'false' => 'closed', 'true' => 'open' }
 	},