Siemens 243-0010 Balance-Retard Relay Pneumatic Heavy Duty,
The 243 Balance-retard Relay is gradual-acting,
pneumatic devices designe to provide special functions
such as balancing, signal retard, hesitation, and
pressure limiting.
Applications
The 243 Balance-retard Relay is adjustable and the
ports can pneumatically pipe in a variety of different
combinations. Each combination represents a relay
application that can be use to perform a specific
function in a control loop. The relay is factory set for
balancing action.

