| 177 / | HD | WEIGHING SCALES |
| 60 | DF | WEIGHER RESPONSIVE MATERIAL CONTROL {13} |
| 68 | DF | .~ Flow terminator requiring external reset {6} |
| 74 | ![]() | .~.~ Latch release {3} |
| 75 | DF | .~.~.~> Sequential latch release |
| 76 | DF | .~.~.~> With magnetic operator {1} |
| 78 | DF | .~.~.~> Reciprocating closure |