Data Sheet for Product

Technical Instructions Pressure Independent Control
Document Number 155-777 SQD Series Electromotoric Actuators
December 22, 2011
Page 2 Siemens Industry, Inc.
Warning/Caution Notations
WARNING:
Personal injury/loss of life may occur if you do not perform a
procedure as specified.
CAUTION:
Equipment damage may occur if you do not perform a
procedure as specified.
Specifications
Power supply
Operating voltage 24 Vac
+ 20%
SELV/PELV
Rated voltage 24 Vac
Frequency 60 Hz
Fusing of supply lines Max. 10A slow
Power consumption
SQD65U 4.5 VA
SQD85.03U 2 VA
Signal inputs
Terminals Y1, Y2 (SQD85.03U) 3-position (floating)
Terminal Y (SQD65U) 0-10 Vdc, 0.1 mA maximum
Terminal R (SQD65U) 0 to 1,000 Ohms
Signal output
Terminal U (SQD65U) 0 to 10 Vdc, 0.5 mA maximum
Operating data
Run time 43 seconds
Positioning force > 90 lbs (400 N)
Nominal stroke 6.5 mm
Admissible temperature 34°F to 248°F (1°C to 120°C)
of medium in the valve
Parallel operation of actuators 10 maximum
Electrical connections
Cable entries 2 entries for 1/2” conduit connection
Regulatory agencies
UL Listed to UL873
cUL Certified to Canadian Standard
C22.2 No. 24-93
Dimensions/Weight
Dimensions See Dimensions.
Weight (with packaging) 21 ounces (0.6 kg)
Mounting
Coupling thread to valve Valve neck nut M30 x 1.5
Environmental
conditions
Operation
Temperature 23°F to 122°F (-5°C to 50°C)
Humidity 5 to 95% rh
Transport
Temperature -13°F to 158°F (-25°C to 70°C)
Humidity <95% rh
Storage
Temperature 23°F to 122°F (-5°C to 50°C)
Humidity 5 to 95% rH