diff --git a/pylablib/devices/Thorlabs/kinesis.py b/pylablib/devices/Thorlabs/kinesis.py
index e850e20..8c16c67 100644
--- a/pylablib/devices/Thorlabs/kinesis.py
+++ b/pylablib/devices/Thorlabs/kinesis.py
@@ -196,7 +196,7 @@ def check_background_comm(self, messageID):
 
     _device_SN={   20:"BSC001", 21:"BPC001", 22:"BNT001", 25:"BMS001", 26:"KST101", 27:"KDC101", 28:"KBD101", 29:"KPZ101",
                     30:"BSC002", 31:"BPC002", 33:"BDC101", 35:"BMS002", 37:"MFF10." ,
-                    40:"(BSC101|SSC20.)", 41:"BPC101", 43:"BDC101", 44:"PPC001", 45:"LTS", 48:"MMR", 49:"MLJ",
+                    40:"(BSC101|BSC201|SCC201|SSC20.)", 41:"BPC101", 43:"BDC101", 44:"PPC001", 45:"LTS", 48:"MMR", 49:"MLJ",
                     50:"MST60" , 51:"MPZ601", 52:"MNA601", 55:"K10CR1", 56:"KLS101", 57:"KNA101", 59:"KSG101",
                     60:"0ST001", 63:"ODC001", 64:"TLD001", 65:"TIM001", 67:"TBD001", 68:"KSC101", 69:"KPA101",
                     70:"BSC.03", 71:"BPC.03", 72:"BPS103", 73:"BBD103", 
@@ -1312,7 +1312,7 @@ def _calculate_scale(self, scale):
             return (ssc,ssc*time_conv*2**16,ssc*time_conv**2*2**16),units
         if self._model in ["TST001","MST601"] or self._model.startswith("BSC00") or self._model.startswith("BSC10") or self._model.startswith("MPC"):
             return (ssc,ssc,ssc),units
-        if self._model in ["TST101","KST101","MST602","K10CR1"] or self._model.startswith("BSC20"):
+        if self._model in ["TST101","KST101","MST602","K10CR1"] or self._model.startswith("BSC20") or self._model.startswith("SCC20"):
             vpr=53.68
             avr=204.94E-6
             return (ssc,ssc*vpr,ssc*vpr*avr),units