Z2100QS-K+CQKB24-SR-RR | ZoneTight™ (QCV) 1" 2-way Cv 8.2 Valve Actuator Electronic fail-safe AC/DC 24 V 2...10 V Normally Closed Fail-safe position Closed modulating
Z2100QS-K+CQKB24-SR-RR | ZoneTight™ (QCV) 1" 2-way Cv 8.2 Valve Actuator Electronic fail-safe AC/DC 24 V 2...10 V Normally Closed Fail-safe position Closed modulating