Analog expansion tutorial update

Author: TaddyHC

content/hardware/07.opta/opta-family/opta/tutorials/19.opta-analog-expansion-plc-ide/content.md

@@ -48,7 +48,7 @@ We will go through every feature of the Analog Expansion and learn with simple e
 
 ### Snapping the Expansion
 
-You can connect up to five expansions to your Opta™ controller module to multiply and diversify your I/O set with seamless detection.
+You can connect up to **five expansions to your Opta™** controller module to multiply and diversify your I/O set with seamless detection.
 
 Remove the breakable plastic cover marked as AUX from the expansion port on the Opta™ controller and the expansion module to expose the ports.
 
@@ -60,6 +60,8 @@ The expansions must be powered externally in order to be detected and properly w
 
 ![Powering the expansions](assets/power-expansion-2.png)
 
+***The Opta™ controller module supports a maximum of __5 expansion modules__. Exceeding this limit may cause unexpected behavior. __Ensure no more than five modules are connected, and verify that the Aux connector and clips are securely installed__.***
+
 ### Update Expansion Firmware
 
 ![Expansion Firmware Update](assets/fw-up-a.png)