PCB Libraries, Inc. | https://www.pcblibraries.com/Forum/common-pcb-reference-designators_topic728_post9757.html
; Isolator B - Blower, Motor BT - Battery, Battery Cell - , Solar Cell C - Cap: Fixed, Variable, Multi-element CB - Circuit Breaker, Network protector CP - Connector Adapter, Coupling D or VR - Breakdown Diode, Zener Diode D - Diode, Transzorb DC - Directional Coupler DL - Delay
GPD Global | https://www.gpd-global.com/co_website/pdf/doc/Laser-Height-Sensor-22101449M.pdf
. To install the Laser Height Sensor: 1. If a Contact Surface Height Sensor is installed on the dispense system: a. Remove height sensor by disconnecting its power cable and two air hoses b