Series 90 with 2-point (on/off) signal is suitable for diverting operations together with change over / diverting valves DN15-150. In these applications will only the end-positions of the actuator operating range be used. The actuator has built-in relay and should be selected when the actuator is to be controlled by an on/off-thermostat.

The series can easily be manually operated by a disconnection button and lever.