diff --git a/eco/bernina/config.py b/eco/bernina/config.py
index 77e29f0..0aee99a 100755
--- a/eco/bernina/config.py
+++ b/eco/bernina/config.py
@@ -246,7 +246,7 @@ components = [
         "z_und": 142,
         "desc": "Xray diffractometer",
         "type": "eco.endstations.bernina_diffractometers:XRD",
-        "kwargs": {"Id": "SARES21-XRD"},
+        "kwargs": {"Id": "SARES21-XRD", "configuration": config['xrd_config']},
     },
     {
         "args": [],
diff --git a/eco/endstations/bernina_diffractometers.py b/eco/endstations/bernina_diffractometers.py
index adfb978..a07361b 100644
--- a/eco/endstations/bernina_diffractometers.py
+++ b/eco/endstations/bernina_diffractometers.py
@@ -75,78 +75,75 @@ class GPS:
 
 
 class XRD:
-    def __init__(self, name=None, Id=None, configuration=[]):
+    def __init__(self, name=None, Id=None, configuration=['base']):
         """X-ray diffractometer platform in AiwssFEL Bernina.\
                 <configuration> : list of elements mounted on 
                 the plaform, options are kappa, nutable, hlgonio, polana"""
         self.Id = Id
         self.name = name
         self.alias = Alias(name)
+        self.configuration = configuration
 
-        ### motors base platform ###
-        addMotorRecordToSelf(self, Id=Id + ":MOT_TX", name="xbase")
-        addMotorRecordToSelf(self, Id=Id + ":MOT_TY", name="ybase")
-        addMotorRecordToSelf(self, Id=Id + ":MOT_RX", name="rxbase")
-        addMotorRecordToSelf(self, Id=Id + ":MOT_MY_RYTH", name="omega")
+        if "base" in self.configuration:
+            ### motors base platform ###
+            ### motors base platform ###
+            addMotorRecordToSelf(self, Id=Id + ":MOT_TX", name="xbase")
+            addMotorRecordToSelf(self, Id=Id + ":MOT_TY", name="ybase")
+            addMotorRecordToSelf(self, Id=Id + ":MOT_RX", name="rxbase")
+            addMotorRecordToSelf(self, Id=Id + ":MOT_MY_RYTH", name="omega")
 
-        ### motors XRD detector arm ###
-        addMotorRecordToSelf(self, Id=Id + ":MOT_NY_RY2TH", name="gamma")
-        addMotorRecordToSelf(self, Id=Id + ":MOT_DT_RX2TH", name="delta")
+        if "arm" in self.configuration:
+            ### motors XRD detector arm ###
+            addMotorRecordToSelf(self, Id=Id + ":MOT_NY_RY2TH", name="gamma")
+            addMotorRecordToSelf(self, Id=Id + ":MOT_DT_RX2TH", name="delta")
+            ### motors XRD area detector branch ###
+            addMotorRecordToSelf(self, Id=Id + ":MOT_D_T", name="tdet")
 
-        ### motors XRD area detector branch ###
-        addMotorRecordToSelf(self, Id=Id + ":MOT_D_T", name="tdet")
+            ### motors XRD polarisation analyzer branch ###
+            addMotorRecordToSelf(self, Id=Id + ":MOT_P_T", name="tpol")
+            # missing: slits of flight tube
 
-        ### motors XRD polarisation analyzer branch ###
-        addMotorRecordToSelf(self, Id=Id + ":MOT_P_T", name="tpol")
-        # missing: slits of flight tube
+        if "hlxz" in self.configuration:
+            ### motors heavy load goniometer ###
+            addMotorRecordToSelf(self, Id=Id + ":MOT_TBL_TX", name="xhl")
+            addMotorRecordToSelf(self, Id=Id + ":MOT_TBL_TZ", name="zhl")
+        if "hly" in self.configuration:
+            addMotorRecordToSelf(self, Id=Id + ":MOT_TBL_TY", name="yhl")
 
-        ### motors heavy load goniometer ###
-        addMotorRecordToSelf(self, Id=Id + ":MOT_TBL_TX", name="xhl")
-        addMotorRecordToSelf(self, Id=Id + ":MOT_TBL_TZ", name="zhl")
-        addMotorRecordToSelf(self, Id=Id + ":MOT_TBL_TY", name="yhl")
-        try:
-            addMotorRecordToSelf(self, Id=Id + ":MOT_TBL_RX", name="rxhl")
-        except:
-            print("XRD.rxhl not found")
-            pass
-        try:
-            addMotorRecordToSelf(self, Id=Id + ":MOT_TBL_RY", name="rzhl")
-        except:
-            print("XRD.rzhl not found")
-            pass
+        if "hlrxrz" in self.configuration:
+            try:
+                addMotorRecordToSelf(self, Id=Id + ":MOT_TBL_RX", name="rxhl")
+            except:
+                print("XRD.rxhl not found")
+                pass
+            try:
+                addMotorRecordToSelf(self, Id=Id + ":MOT_TBL_RY", name="rzhl")
+            except:
+                print("XRD.rzhl not found")
+                pass
 
-        ### motors nu table ###
-        addMotorRecordToSelf(self, Id=Id + ":MOT_HEX_TX", name="teta")
-        addMotorRecordToSelf(self, Id=Id + ":MOT_HEX_RX", name="eta")
+        if "phi_table" in self.configuration:
+            ### motors nu table ###
+            addMotorRecordToSelf(self, Id=Id + ":MOT_HEX_TX", name="teta")
+            addMotorRecordToSelf(self, Id=Id + ":MOT_HEX_RX", name="eta")
 
-        ### motors PI hexapod ###
-        self.hex_x = PV("SARES20-HEX_PI:POSI-X")
-        self.hex_y = PV("SARES20-HEX_PI:POSI-Y")
-        self.hex_z = PV("SARES20-HEX_PI:POSI-Z")
-        self.hex_u = PV("SARES20-HEX_PI:POSI-U")
-        self.hex_v = PV("SARES20-HEX_PI:POSI-V")
-        self.hex_w = PV("SARES20-HEX_PI:POSI-W")
+        if "phi_hex" in self.configuration:
+            ### motors PI hexapod ###
+            self.hex_x = PV("SARES20-HEX_PI:POSI-X")
+            self.hex_y = PV("SARES20-HEX_PI:POSI-Y")
+            self.hex_z = PV("SARES20-HEX_PI:POSI-Z")
+            self.hex_u = PV("SARES20-HEX_PI:POSI-U")
+            self.hex_v = PV("SARES20-HEX_PI:POSI-V")
+            self.hex_w = PV("SARES20-HEX_PI:POSI-W")
+
+    def get_adjustable_positions_str(self):
+        ostr = "*****XRD motor positions******\n"
+
+        for tkey, item in self.__dict__.items():
+            if hasattr(item, "get_current_value"):
+                pos = item.get_current_value()
+                ostr += "  " + tkey.ljust(17) + " : % 14g\n" % pos
+        return ostr
 
     def __repr__(self):
-        s = "**Heavy Load**\n"
-        motors = "xmu mu tth xbase ybase".split()
-        for motor in motors:
-            s += " - %s %.4f\n" % (motor, getattr(self, motor).wm())
-
-        s += " - xhl %.4f\n" % (self.xhl.wm())
-        s += " - yhl %.4f\n" % (self.yhl.wm())
-        s += " - zhl %.4f\n" % (self.zhl.wm())
-        s += " - th %.4f\n" % (self.th.wm())
-        s += "\n"
-
-        s += "**Gonio**\n"
-        motors = "xmu mu tth delta det_z cam_z xbase ybase".split()
-        for motor in motors:
-            s += " - %s %.4f\n" % (motor, getattr(self, motor).wm())
-        s += "\n"
-
-        s += "**Hexapod**\n"
-        motors = "x y z u v w".split()
-        for motor in motors:
-            s += " - hex_%s %.4f\n" % (motor, getattr(self, "hex_" + motor).get())
-        return s
+        return self.get_adjustable_positions_str()