worked out a few bugs, now disconnected, error, and normal is reflexe…

…d by the graph color(black, orange, blue/red)

instrumentctl/E5CN_modbus/E5CN_modbus.py

@@ -86,6 +86,8 @@ def _read_temperature_continuously(self, unit):
                     with self.temperatures_lock:
                         self.temperatures[unit - 1] = temperature
                         self.log(f"Unit {unit} Temperature: {temperature} C", LogLevel.INFO)
+                else:
+                    self.log(f"Unit {unit} is reading null", LogLevel.ERROR)
                 time.sleep(0.5)  # small delay between reads
             except Exception as e:
                 self.log(f"Error in continuous temperature reading for unit {unit}: {str(e)}", LogLevel.ERROR)

subsystem/cathode_heating/cathode_heating.py

@@ -895,7 +895,7 @@ def read_temperature(self, index):
             try:
                 # Attempt to read temperature from the connected temperature controller
                 temperature = self.temperature_controller.temperatures[index]
-                if isinstance(temperature, int):
+                if isinstance(temperature, float):
                     self.clamp_temperature_vars[index].set(f"{temperature:.2f} C")
 
                     # Check for overtemperature condition
@@ -983,9 +983,7 @@ def update_data(self):
 
             temperature = self.read_temperature(i)
 
-            self.log(f"{temperature}")
-
-            if isinstance(temperature, int) is not None:
+            if isinstance(temperature, float):
                 self.clamp_temperature_vars[i].set(f"{temperature:.2f} C")
             elif isinstance(temperature, str):
                 self.clamp_temperature_vars[i].set("-- C")
@@ -994,8 +992,6 @@ def update_data(self):
                 self.clamp_temperature_vars[i].set("-- C")
                 self.clamp_temp_labels[i].config(foreground='black')
 
-
-
             if plot_this_cycle:
                 self.time_data[i] = np.append(self.time_data[i], current_time)
                 self.temperature_data[i][0].set_data(self.time_data[i], np.append(self.temperature_data[i][0].get_data()[1], temperature))