Power

Operating voltage

 

SAX31..

AC 230 V ± 15 %

SAX61..

AC 24 V ± 20 % / DC 24 V + 20 % / - 15 % (SELV / PELV)

SAX81..

External supply line fusing (EU)

  • Non-renewable fuse 6...10 A slow
  • Circuit break max. 13 A, tripping characteristic B, C, D to EN 60898
  • Power source with current limitation of max. 10 A

Fusing per DIN 57100 part 430 (supply line)

6...10 A slow

Power consumption at 50 Hz

 

SAX31.00

Stem retracts/extends

3.5 VA / 2 W

SAX31.03

6 VA / 3.5 W

SAX61.03..

8 VA / 3.75 W

SAX61.03/MO

8.7 VA / 4,25 W

SAX81.00

3.5 VA / 2.25 W

SAX81.03..

5 VA / 3.75 W

Typical inrush current 1) (3-position actuators)

 

SAX31..

2.3 A

SAX81..

4.5 A

Operating data

Positioning times (with the specified nominal stroke)

The positioning time may vary depending on the type of valve
(Type summary)

 

SAX31.00, SAX81.00

120 s

SAX31.03, SAX61.03.., SAX81.03..

30 s

Positioning force

800 N

Nominal stroke

20 mm

 

Working stroke range at which the actuator is calibrated

8...23 mm

Permissible media temperature (valve fitted)

-25...130 °C

Signal inputs

Positioning signal Y

 

SAX31.., SAX81..

3-position

SAX31..

Voltage

AC 230 V ± 15 %

SAX81..

AC 24 V ± 20 % / DC 24 V + 20 % / - 15 %

SAX61..

 

DC 0...10 V

Power consumption

≤ 0,1 mA

Input impedance

≥ 100 kΩ

DC 4...20 mA

power consumption

DC 4...20 mA ± 1 %

Input impedance

≤ 500 kΩ

Communication SAX61../MO

Communication protocol

 

Modbus RTU

RS-485, not galvanically isolated

Number of nodes

Max. 32

Address range

1...248 / 255

 

Factory setting

255

Transmission formats

1-8-E-1 / 1-8-O-1 / 1-8-N-1 / 1-8-N-2

 

Factory setting

1-8-E-1

Baud rates (kBaud)

Auto / 9.6 / 19.2 / 38.4 / 57.6 / 76.8 / 115.2

 

Factory setting

Auto

Bus termination

120 Ω electronically switchable

 

Factory setting

Off

Parallel connection

SAX61..

≤ 10 (depending on controller output)

Forced control

Z positioning signal

 

SAX61..

R = 0...1000 Ω, G, G0

 

R = 0...1000 Ω

Stroke proportional to R

Z connected to G

Max. stroke 100 % 2)

Z connected to G0

Min. stroke 0 % 2)

Voltage

Max. AC 24 V ± 20 %

Max. DC 24 V + 20 % / - 15 %

Power consumption

≤ 0.1 mA

Position feedback

Position feedback U

 

SAX61..

DC 0...10 V

 

Load impedance

> 10 kΩ resistive

Load

Max. 1 mA

Connection cables

Wire cross-sectional area

0.13...1.5 mm2, AWG 24...16 3)

Cable entries

 

SAX..

EU:

  • 2 entries ∅ 20.5 mm (for M20)
  • 1 entry ∅ 25.5 mm (for M25)

SAX..U

US:

  • 3 entries ∅ 21.5 mm for ½" tube connection

SAX61../MO

 

 

Fixed connection cable

0.9 m

Number of cores

5 x 0.75 mm2

Degree of protection and class

Housing from vertical to horizontal

IP 54 as per EN 60529 4)

Protection class

To EN 60730-1

 

SAX31..

AC 230 V

II

SAX61..

AC / DC 24 V

III

SAX81..

Environmental conditions

Operation

IEC 60721-3-3

 

Climatic conditions

Class 3K5

 

Mounting location

Indoors (weather-protected) 4)

Temperature, general

-5...<55 °C

Humidity (non-condensing)

5...95 % r.h.

Transportation

IEC 60721-3-2

 

Climatic conditions

Class 2K3

 

Temperature

-25...70 °C

Humidity

5...95 % r.h.

Storage

IEC 60721-3-1

 

Climatic conditions

class 1K3

 

Temperature

-15...55 °C

Humidity

5...95 % r.h.

Max. media temperature when mounted on valve

130 °C

Directives and standards

Product standard

EN 60730-x

Electromagnetic compatibility (field of use)

For residential, commercial, and industrial environments

EU conformity (CE)

CE1T4501X1 5)

RCM conformity

CE1T4515X4 5)

EAC compliance

Eurasian compliance for all SAX..

UL, cUL

AC 230 V

-

AC / DC 24 V

UL 873 http://ul.com/database; file number E35198

Environmental compatibility

Product environmental declarations 71 7331 0559 5) and A6V101083254 5) include data on environmentally friendly product design and testing (RoHS compliance, material composition, packaging, environmental benefits, disposal).

Dimensions

See Dimensions

Accessories

Potentiometer ASZ7.5 6)

0...1000 Ω ± 5 %

 

Voltage

DC 10 V

Current rating

< 4 mA

Auxiliary switch ASC10.51 6)

Switching capacity

AC 24...230 V, 6 (2) A, potential free

External fusing of supply line

  • Non-renewable fuse 6...10 A slow
  • Circuit break max. 13 A, tripping characteristic B, C, D to EN 60898
  • Power source with current limitation of max. 10 A

US installation, UL & cUL

AC 24 V class 2, 5 A general purpose

Stem heating element ASZ6.6

Operating voltage

AC / DC 24 V ± 20 %

Power consumption

50 VA, 30 W

Switch-on current (cold)

Max. 8.5 A (max. Temperature 85 °C / 185 F)

 

1)

Switching time for RMS value of the sine wave at nominal voltage

2)

Observe acting direction of DIL switches

3)

AWG = American wire gauge

4)

For outdoor operation, always use weather shield ASK39.1, housing protection class IP 54 remains as is.

SAX61../MO is not intended for outdoor use.

5)

Documents can be downloaded at http://www.siemens.com/bt/download

6)

UL-approved component