Z2050QS-F+CQKB24-RR | ZoneTight | 0.5" | 2 Way 1.4 Cv | Sweat | w/ Electronic Fail-Safe | 24V | On/Off | Belimo Output_0 to 5V Output The actuator's spring-return mechanism is

The actuator's spring-return mechanism is factory set for 90° rotation but can be field-adjusted from 5° to 90° for application-specific requirements

^^[Part# NMX120-3-F is the same as NMX1203F]^^

The non-spring return functionality ensures that the damper holds its last position in case of a power outage

The modulating control input allows for precise adjustment of the flow rate

pre-assembled 2-way globe valve assembly designed for precise control of water flow in HVAC systems

Z2050QS-F+CQKB24-RR | ZoneTight | 0.5" | 2 Way 1.4 Cv | Sweat | w/ Electronic Fail-Safe | 24V | On/Off | Belimo Output_0 to 5V Output The actuator's spring-return mechanism isResources Datasheet Installation Instructions More Info