Configurable Valve Actuator, Electronic fail-safe, AC/DC 24 V, DC 2...10 V
Fail-safe position

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Weight 1.9 lbs
Actuator Type

Electronic fail-safe



Control type


maintenance free
Power consumption in operation
11 W
Power consumption in rest position
3 W
Transformer sizing
22 VA (class 2 power source)
Ambient humidity
5...95% r.H. non-condensing
Housing material
Electrical Connection
18 GA appliance or plenum cables, 3 ft [1 m], 10 ft [3 m] or 16ft [5 m], with or without 1/2" conduit connector
Manual override
external push button
Angle of rotation
Max. 95°, adjustable with mechanical stop
Position indication
reflective visual indicator (snap on)
Ambient temperature
-22...122°F [-30...50°C]
Non-operating temperature
-40...176°F [-40...80°C]
direction of rotation motor
reversible with built-in switch
direction of rotation spring-return
reversible with switch
Overload Protection
electronic throughout 0° to 95° rotation
Input Impedance
100 kΩ for 2...10 VDC (0.1 mA), 500 Ω for 4...20 mA, 1500 Ω for On/Off
Quality Standard
ISO 9001
Degree of Protection
IP54, NEMA 2, UL Enclosure Type 2
Nominal voltage
AC/DC 24 V
Power Supply
24 VAC, ±20%, 50/60 Hz, 24 VDC, ±10%
Agency Listing
cULus acc. to UL60730-1A/-2-14, CAN/CSA E60730-1:02, CE acc. to 2004/108/EC
Position Feedback
DC 2...10 V, Max. 0.5 mA, VDC variable
Operating Range
DC 2...10 V (default), 4...20 mA w/ ZG-R01 (500 Ω, 1/4 W resistor), variable (VDC, on/off)
Emergency control function
Electronic Fail-Safe
Family Series
NKQ Series
Operating range Y
DC 2...10 V
Control operating range Y note
4...20 mA w/ ZG-R01 (500 Ω, 1/4 W resistor)
Options positioning signal
variable (VDC, on/off)
Operating range Y variable
Start point DC 0.5...30 V|End point DC 2.5...32 V
Position feedback U
DC 2...10 V
Position feedback U note
Max. 0.5 mA
Position feedback U variable
VDC variable
Noise Level (Fail-Safe)
≤60 dB (A) 
Running time (Fail-Safe)
4 seconds
Running Time (Motor)
default 4 sec, variable 4...10 sec
Running Time (Fail-Safe)
<4 sec
Fail-Safe function
Electronic fail-safe
Control type
Degree of protection IEC/EN
Degree of protection NEMA/UL
UL Enclosure Type 2
Tagging function
Angle Of Rotation Adaption
off (default)
override control
min. position = 0% , mid. Position = 50% , max. position = 100% (Default)
Pre-charging time
9 to 18 seconds
Bridging time
programmable 0...5 sec (0 sec default) delay before fail-safe activates
Fail Safe Position
adjustable with dial or tool 0 to 100% in 10% increments
CP65 Warning
⚠ WARNING: For Belimo Products sold in California, these Products do or may contain chemicals which are known to the State of California to cause cancer and or birth defects or other reproductive harms. For more information see www.p65warnings.ca.gov.

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