diff --git a/Setup.py b/Setup.py
index 65f2fd9..3ef4a52 100644
--- a/Setup.py
+++ b/Setup.py
@@ -42,7 +42,6 @@ class ConnectionSetup(object):
 				connection.disconnect()
 
 class SensorSetup(object):
-	#TODO: port "getTYPE" to dict
 
 	def __init__(self, connection, sensors, cb_generic, log):
 		self.connection = connection
@@ -50,59 +49,54 @@ class SensorSetup(object):
 		self.cb_generic = cb_generic
 		self.log = log
 		self._previous_sensors={}
+		self._configs={
+			#SensorType.none: {
+			#	'obj': ,
+			#	'setcb': ,
+			#	'get': ,
+			#	'cb': 
+			#},
+			SensorType.temp: {
+				'obj': Temperature,
+				'setcb': Temperature.set_temperature_callback_period,
+				'get': Temperature.get_temperature,
+				'cb': Temperature.CALLBACK_TEMPERATURE
+			},
+			SensorType.humi: {
+				'obj': Humidity,
+				'setcb': Humidity.set_humidity_callback_period,
+				'get': Humidity.get_humidity,
+				'cb': Humidity.CALLBACK_HUMIDITY
+			},
+			SensorType.ambi: {
+				'obj': AmbientLight,
+				'setcb': AmbientLight.set_illuminance_callback_period,
+				'get': AmbientLight.get_illuminance,
+				'cb': AmbientLight.CALLBACK_ILLUMINANCE
+			},
+			SensorType.baro: {
+				'obj': Barometer,
+				'setcb': Barometer.get_air_pressure_callback_period,
+				'get': Barometer.get_air_pressure,
+				'cb': Barometer.CALLBACK_AIR_PRESSURE
+			},
+			SensorType.iram: {
+				'obj': BrickletTemperatureIR,
+				'setcb': BrickletTemperatureIR.set_ambient_temperature_callback_period,
+				'get': BrickletTemperatureIR.get_ambient_temperature,
+				'cb': BrickletTemperatureIR.CALLBACK_AMBIENT_TEMPERATURE
+			},
+			SensorType.irob: {
+				'obj': BrickletTemperatureIR,
+				'setcb': BrickletTemperatureIR.set_object_temperature_callback_period,
+				'get': BrickletTemperatureIR.get_object_temperature,
+				'cb': BrickletTemperatureIR.CALLBACK_OBJECT_TEMPERATURE
+			}
+		}
 
 	def parametrizedCallback(self, name, type):
 		return partial(self.cb_generic, sensor=name, type=type)
 
-	def getTemp(self):
-		obj = Temperature
-		setcb = obj.set_temperature_callback_period
-		get = obj.get_temperature
-		cb = Temperature.CALLBACK_TEMPERATURE
-		return obj, setcb, get, cb
-
-	def getHumi(self):
-		obj = Humidity
-		setcb = obj.set_humidity_callback_period
-		get = obj.get_humidity
-		cb = Humidity.CALLBACK_HUMIDITY
-		return obj, setcb, get, cb
-
-	def getAmbi(self):
-		obj = AmbientLight
-		setcb = obj.set_illuminance_callback_period
-		get = obj.get_illuminance
-		cb = AmbientLight.CALLBACK_ILLUMINANCE
-		return obj, setcb, get, cb
-
-	def getBaro(self):
-		obj = Barometer
-		setcb = obj.set_air_pressure_callback_period
-		get = obj.get_air_pressure
-		cb = Barometer.CALLBACK_AIR_PRESSURE
-		return obj, setcb, get, cb
-
-	def getIram(self):
-		obj = BrickletTemperatureIR						# Object
-		setcb = obj.set_ambient_temperature_callback_period	# set-callback-period-method-pointer
-		get = obj.get_ambient_temperature					# value-get-method-pointer
-		cb = BrickletTemperatureIR.CALLBACK_AMBIENT_TEMPERATURE			# callback identifier
-		return obj, setcb, get, cb
-
-	def getIrob(self):
-		obj = BrickletTemperatureIR						# Object
-		setcb = obj.set_object_temperature_callback_period	# set-callback-period-method-pointer
-		get = obj.get_object_temperature					# value-get-method-pointer
-		cb = BrickletTemperatureIR.CALLBACK_OBJECT_TEMPERATURE			# callback identifier
-		return obj, setcb, get, cb
-
-	#def getNew(self):
-	#	obj = Bricklet						# Object
-	#	setcb = obj.set_XXX_callback_period	# set-callback-period-method-pointer
-	#	get = obj.get_XXX					# value-get-method-pointer
-	#	cb = Bricklet.CALLBACK_XXX			# callback identifier
-	#	return obj, setcb, get, cb
-
 	def __setupSensor__(self, callback, id, cbtime, var):
 		obj = None
 		if id in self._previous_sensors:
@@ -110,11 +104,11 @@ class SensorSetup(object):
 			obj = self._previous_sensors[id]	# restore instance for another callback
 		else:
 			self.log.debug("new instance for %s", id)
-			obj = var[0](id, self.connection)	# construct instance
+			obj = var['obj'](id, self.connection)	# construct instance
 			self._previous_sensors[id] = obj	# save instance for multiple callbacks
-		var[1](obj, cbtime)						# set callback period
-		callback(var[2](obj ), supress=True)	# execute callback with raw getter as value
-		obj.register_callback(var[3], callback)	# register callback
+		var['setcb'](obj, cbtime)						# set callback period
+		callback(var['get'](obj ), supress=True)	# execute callback with raw getter as value
+		obj.register_callback(var['cb'], callback)	# register callback
 		return obj
 
 	def genericSensorSetup(self, name, sensor):
@@ -122,26 +116,14 @@ class SensorSetup(object):
 		callback = self.parametrizedCallback(name, type=sensor[1])
 		cbtime = settings.sensor_properties[sensor[1]][0]
 		obj = None
-		if sensor[1] is SensorType.temp:
-			var = self.getTemp()
-		elif sensor[1] is SensorType.humi:
-			var = self.getHumi()
-		elif sensor[1] is SensorType.ambi:
-			var = self.getAmbi()
-		elif sensor[1] is SensorType.baro:
-			var = self.getBaro()
-		elif sensor[1] is SensorType.rain:
+		if sensor[1] is SensorType.rain:
 			self.log.error("rain is not yet implemented (%s, %s)", sensor[0], name)
 			return None
-		elif sensor[1] is SensorType.iram:
-			var = self.getIram()
-		elif sensor[1] is SensorType.irob:
-			var = self.getIrob()
-		else:
+		elif not sensor[1] in self._configs:
 			self.log.error("%s FAIL (unknown type)", status)
 			return None
 		try:
-			obj = self.__setupSensor__(callback, sensor[0], cbtime, var)
+			obj = self.__setupSensor__(callback, sensor[0], cbtime, self._configs[sensor[1]])
 			self.log.info("%s OK", status)
 		except Exception as e:
 			self.log.error("%s FAIL:: %s (%s)",status, e,traceback.format_exc())
diff --git a/main.py b/main.py
index e4b511a..dcbde80 100644
--- a/main.py
+++ b/main.py
@@ -15,8 +15,8 @@ def check_dirs_and_files():
 	# log
 	if not os.path.exists(settings.logs):
 		os.mkdir(settings.logs, 0o000755)
-	if not os.path.exists(settings.exceptionlog):
-		file=open(settings.exceptionlog, 'w')
+	if not os.path.exists(os.path.join(settings.logs,settings.exceptionlog)):
+		file=open(os.path.join(settings.logs,settings.exceptionlog), 'w')
 		file.write("<exceptions></exceptions>")
 		file.close()
 	# lock