diff --git a/src/toolbox_scs/constants.py b/src/toolbox_scs/constants.py
index edafd1df78ac6e512b503e8cce7d92113da0b6ef..932c3053f866cf70be2c49157b3fea71362892cb 100644
--- a/src/toolbox_scs/constants.py
+++ b/src/toolbox_scs/constants.py
@@ -66,10 +66,20 @@ mnemonics = {
     "HSLIT": ({'source': 'SCS_XTD10_HSLIT/MDL/BLADE',
                'key': 'actualGap.value',
                'dim': None},),
-    "transmission": ({'source': 'SA3_XTD10_GATT/MDL/GATT_TRANSMISSION_MONITOR',
+    "transmission": ({'source': 'SA3_XTD10_VAC/MDL/GATT_TRANSMISSION_MONITOR',
+                      'key': 'Estimated_Tr.value',
+                      'dim': None},
+                     {'source': 'SA3_XTD10_GATT/MDL/GATT_TRANSMISSION_MONITOR',
                       'key': 'Estimated_Tr.value',
                       'dim': None},),
-    "GATT_pressure": ({'source': 'P_GATT',
+    "transmission_col2": (
+        {'source': 'SA3_XTD10_VAC/MDL/GATT_TRANSMISSION_MONITOR',
+         'key': 'second_color_Estimated_Tr.value',
+         'dim': None},),
+    "GATT_pressure": ({'source': 'SA3_XTD10_VAC/MDL/GATT_P_CELL',
+                       'key': 'value.value',
+                       'dim': None},
+                      {'source': 'P_GATT',
                        'key': 'value.value',
                        'dim': None},),
     "navitar": ({'source': 'SCS_XTD10_IMGES/CAM/BEAMVIEW_NAVITAR:daqOutput',
@@ -78,6 +88,12 @@ mnemonics = {
     "UND": ({'source': 'SA3_XTD10_UND/DOOCS/PHOTON_ENERGY',
              'key': 'actualPosition.value',
              'dim': None},),
+    "UND2": ({'source': 'SA3_XTD10_UND/DOOCS/PHOTON_ENERGY_COLOR2',
+              'key': 'actualPosition.value',
+              'dim': None},),
+    "UND3": ({'source': 'SA3_XTD10_UND/DOOCS/PHOTON_ENERGY_COLOR3',
+              'key': 'actualPosition.value',
+              'dim': None},),
 
     # PES
     "PES_N_raw": ({'source': 'SA3_XTD10_PES/ADC/1:network',