Description

Smart performance with flameproof enclosure and innovative and ever-strong coil module even under harsh working environments

Main features

Auto-calibration for optimum conditions
Precise control performance and high dynamic response
Easy operation with fork-key pads and full text graphical LCD
Single and double acting
Low air consumption due to piezo electric microvalve
Pressure regulator built-in to eliminate variations in supply air pressure
Problem-free characteristics on a small actuator
High resistance against shock and vibration
Mounting on rotary actuators according to VDI/VDE3845

Options

Output position transmitter (4 - 20 mA)
2 x alarm limit or micro switch (SPDT)
By-pass (Auto / Manual screw)
Explosion proof Ex d IIC T6/T5
HART communication
Profibus PA communication
Fieldbus FF communication

Specifications

Communication	Wthout	HART	Profibus PA	F. Fieldbus
Input signal/bus voltage	4-20mA @ 24 VDC		9 - 32 VDC
Min. / Max. Current	3.6 mA / 50mA		-
Current Consumption			15 mA	16 mA
Voltage Drop (Res.)	8.7 VDC (435Ω @ 20mA)	9.4 VDC (470Ω @ 20mA)	-	-
Stroke / Angle	Linear type : 8 - 130mm \| Rotary type : 25 - 120°
Air Supply Pressure	1.4 - 7.0 bar (20 - 100 psi)
Output Pressure Range	0 - 100% of supply air pressure
Air Capacity	80 ℓ/min = 4.8 Nm3/h = 2.8 scfm (Sup = 1.4 bar) \| 233 ℓ/min = 14 Nm3/h = 8.2 scfm
Air Consumption	2.8 ℓ/min = 0.17 Nm3/h = 0.1 scfm (Sup = 1.4 ~ 6 bar)
Linearity	< ±0.3% F.S
Sensitivity	< 0.2% F.S
Hysteresis	< 0.2% F.S
Repeatability	< 0.2% F.S
LCD Indicator	4-digit LCD indicator
Adjustable Speed	1 - 1000 (lowest 1, highest 1000)
Scan Time	2ms
Shut-off Value	Range 0 ~10% of position signal
Valve Action	Direct action(DA) / reverse action(RA)
Operating Temperature	-40 ~ +80℃
Pneumatic Connections	PT 1/4, NPT 1/4
Electrical Connections	PT 1/2, NPT 1/2, M20 x 1.5
Protection Class	IP66 \| Flameproof (Ex d IIC T6) \| T6 : -30 ~ +75℃
Body Material	Aluminum die-cast / powder-painted
Weight	2.8 kg

How to order ...

SS3

-

A

B

C

D

E

F

G

H

I

J

A - Actuator motion

[R] - Rotary

[L] - Linear

B - Protection class

[F] - Ex d IIC T6 - ATEX

[K] - Ex d IIC T6 - KC

C - Feedback lever

Rotary

[N] - NAMUR

[F] - Fork lever

Linear

[A] - 5 ~ 30mm

[B] - 5 ~ 65mm

[C] - 5 ~ 130mm

[D] - 80 ~ 200mm

D - Gauge block

[N] - None

[1] - 6 bar

[2] - 10 bar

E - By-pass

[N] - None

[Y] - Included (Auto/Manual screw)

F - Position feedback

N] : Without

[O] : 4-20mA

[L] : 2 x alarmes

[S] : 2 x microswitch (SPDT)

[M] : O+L

[Q] : O+S

G - Communication

[N] : None

[H] : HART

[P] : Profibus PA

[F] : Fieldbus Foundation

H - Threads connections

[3] : PT 1/4 - PF 1/2 (std)

[4] : NPT 1/4 - NPT 1/2

[5] : PT 1/4 - M20 x 1.5

I - Bracket

[N] : None[L] : IEC 60534-6-1 (linear only)

[R] : VDI/VDE 3845 / IEC 60534-6-2 (rotary only)

J - Feedback pin guide lever set (linear only)

[0] : None

[1] : Included

SS3

-

A

B

C

D

E

F

G

H

I

J

Code example

Code example description : SS3-R F N 2 Y S H 5 R

Product : [SS3] - Explosion proof smart valve positioner

Actuator motion : [R] - Rotary

Protection class : [F] - Ex d IIC T6 - ATEX

Feedback lever : [N] - NAMUR

Gauge block : [2] - 10 bar

By-pass : [Y] - Included (A/M screw)

Position feedback : [S] : 2 x microswitch (SPDT)

Communication : [H] : HART

Threads connections : [5] : PT 1/4 - M20 x 1.5

Bracket : [R] : VDI/VDE 3845 / IEC 60534-6-2 (rotary only)