diff --git a/tomcat_bec/device_configs/S-TOMCAT_config.yml b/tomcat_bec/device_configs/S-TOMCAT_config.yml
new file mode 100644
index 0000000..bd0abc2
--- /dev/null
+++ b/tomcat_bec/device_configs/S-TOMCAT_config.yml
@@ -0,0 +1,144 @@
+fe_sldi_centerx_mm:
+  description: FE slit horizontal center position in mm
+  deviceClass: ophyd.EpicsMotor
+  deviceConfig:
+    prefix: X02DA-FE-SLDI:CENTERX
+  deviceTags:
+  - ??
+  enabled: true
+  onFailure: buffer
+  readOnly: false
+  readoutPriority: baseline
+  softwareTrigger: false
+fe_sldi_centerx_mrad:
+  description: FE slit horizontal center position in mrad
+  deviceClass: ophyd.EpicsMotor
+  deviceConfig:
+    prefix: X02DA-FE-SLDI:CENTERX_MRAD
+  deviceTags:
+  - ??
+  enabled: true
+  onFailure: buffer
+  readOnly: false
+  readoutPriority: baseline
+  softwareTrigger: false
+fe_sldi_centery_mm:
+  description: FE slit vertical center position in mm
+  deviceClass: ophyd.EpicsMotor
+  deviceConfig:
+    prefix: X02DA-FE-SLDI:CENTERY
+  deviceTags:
+  - ??
+  enabled: true
+  onFailure: buffer
+  readOnly: false
+  readoutPriority: baseline
+  softwareTrigger: false
+fe_sldi_centery_mrad:
+  description: FE slit vertical center position in mrad
+  deviceClass: ophyd.EpicsMotor
+  deviceConfig:
+    prefix: X02DA-FE-SLDI:CENTERY_MRAD
+  deviceTags:
+  - ??
+  enabled: true
+  onFailure: buffer
+  readOnly: false
+  readoutPriority: baseline
+  softwareTrigger: false
+fe_sldi_sizex_mm:
+  description: FE slit horizontal size in mm
+  deviceClass: ophyd.EpicsMotor
+  deviceConfig:
+    prefix: X02DA-FE-SLDI:SIZEX
+  deviceTags:
+  - ??
+  enabled: true
+  onFailure: buffer
+  readOnly: false
+  readoutPriority: baseline
+  softwareTrigger: false
+fe_sldi_sizex_mrad:
+  description: FE slit horizontal size in mrad
+  deviceClass: ophyd.EpicsMotor
+  deviceConfig:
+    prefix: X02DA-FE-SLDI:SIZEX_MRAD
+  deviceTags:
+  - ??
+  enabled: true
+  onFailure: buffer
+  readOnly: false
+  readoutPriority: baseline
+  softwareTrigger: false
+fe_sldi_sizey_mm:
+  description: FE slit vertical size in mm
+  deviceClass: ophyd.EpicsMotor
+  deviceConfig:
+    prefix: X02DA-FE-SLDI:SIZEY
+  deviceTags:
+  - ??
+  enabled: true
+  onFailure: buffer
+  readOnly: false
+  readoutPriority: baseline
+  softwareTrigger: false
+fe_sldi_sizey_mrad:
+  description: FE slit vertical size in mrad
+  deviceClass: ophyd.EpicsMotor
+  deviceConfig:
+    prefix: X02DA-FE-SLDI:SIZEY_MRAD
+  deviceTags:
+  - ??
+  enabled: true
+  onFailure: buffer
+  readOnly: false
+  readoutPriority: baseline
+  softwareTrigger: false
+fe_sldi_trxr:
+  description: Ring FE slit X motion
+  deviceClass: ophyd.EpicsMotor
+  deviceConfig:
+    prefix: X02DA-FE-SLDI:TRXR
+  deviceTags:
+  - ??
+  enabled: true
+  onFailure: buffer
+  readOnly: false
+  readoutPriority: baseline
+  softwareTrigger: false
+fe_sldi_trxw:
+  description: Wall FE slit X motion
+  deviceClass: ophyd.EpicsMotor
+  deviceConfig:
+    prefix: X02DA-FE-SLDI:TRXW
+  deviceTags:
+  - ??
+  enabled: true
+  onFailure: buffer
+  readOnly: false
+  readoutPriority: baseline
+  softwareTrigger: false
+fe_sldi_tryb:
+  description: Bottom FE slit Y motion
+  deviceClass: ophyd.EpicsMotor
+  deviceConfig:
+    prefix: X02DA-FE-SLDI:TRYB
+  deviceTags:
+  - ??
+  enabled: true
+  onFailure: buffer
+  readOnly: false
+  readoutPriority: baseline
+  softwareTrigger: false
+fe_sldi_tryt:
+  description: Top FE slit Y motion
+  deviceClass: ophyd.EpicsMotor
+  deviceConfig:
+    prefix: X02DA-FE-SLDI:TRYT
+  deviceTags:
+  - ??
+  enabled: true
+  onFailure: buffer
+  readOnly: false
+  readoutPriority: baseline
+  softwareTrigger: false