What does 'SIL' mean?
SIL (Safety Integrity Level) refers to the standards IEC61508 / IEC61511 and describes instruments, which are used for safety-critical applications. In the event of an emergency, they must react safely and place the control circuit into a safe state. ...
moreWhat is the difference between analogue and digital transmitters?
At WIKA, analogue transmitters have analogue electronics fitted but no processors.
Digital transmitters have processors. The output signal can, however, be a 4 ... 20 mA analogue signal for both types.