UK Product Handbook 2026 - Volume 1

Control systems Electric actuators

4

AEL8 Technical specification (continued)

Max. Stroke

2 3/8 "

3"

Actuator model

AEL82

AEL83

AEL84

AEL85

AEL86

AEL87

AC 100...240 Vac, 50...60 Hz or 24 Vac/dc Permissible fluctuation of mains voltage ±10 %

Mains Voltage/frequency

Permissible fluctuation of mains frequency ± 5 % (further voltages on request) 24 Vdc and Shutdown module: permissible fluctuation of mains voltage –6 %/+10 %

Operating mode according to IEC 34-1

S2 – 15 min, S4 – 30 % ED 1200 c/h, S1 – 100 %

Motor Protection

Electronic shutdown in case of over temperature

Electrical connection Cross section

Power supply: Spring terminal max 2.5 mm² (12 AWG), Signal: Spring terminal max. 2.5 mm² (12 AWG)

End position switch-off

Electronically selectable torque or travel for both directions

Analog: 0/2 – 10 V: input impedance >100 kOhm, 0/4 – 20 mA: input impedance 50 Ohm Control inputs 24 Vdc: galvanically isolated Ri = 3300 Ohm (I < 10 mA) OPEN, CLOSE Analog 0 – 10 V, 0/4 – 20 mA, load max. 500 Ohm Position measurement via non-contact displacement sensor

Control input

4.3 59

Position feedback

Collective fault 24 Vdc, I max. 50 mA, galvanically isolated Option: I/O module with 4x 24 Vdc, Imax 50 mA, galvanically isolated from mains supply, OPEN, CLOSE, intermediate positions, UNI-OUT (collective fault)

Message signals

Setting via remote input Initialization/Reset zero point Setting via DIP switch Input signal/Output signal Rising signal/Falling signal Operating mode Programming keys Speed, thrust Shutdown mode, operating parameters

Configuration

Positioning accuracy Mounting position Installation height

< 0,5 % of total stroke

Any orientation except vertically below the pipe

≤ 2000 m above sea level

Lubricant

Gear grease: Klüber Microlube GL261

Humidity

Up to 95 % relative humidity (Anti-condensation heater required)

Lifetime

Spirax-Sarco linear actuators meet or exceed the lifetime requirements of EN 15714-2 (C).

Ambient temperature

See graph on next page

Media temperature

-20 °C … +300 °C (-4 °F ... +572 °F)

Enclosure rating

IP 65

Enclosure Matl.

Thermoplastic

Manual override

Hand Wheel

Conduit entries

3 x blanking plugs (M20x1.5)

Thread Adaptor

M8

M12

AEL8 Actuator options

I/O Module

4 x 24 V-230 Vac/dc output relays @ 0.5A Max.

Heater

90-264 Vac/24 Vac/dc

Shutdown Module

Super capacitor (Factory fit only)

TI-P714-01 CTLS Issue 8

Page 3 of 9

AEL8 Series Electric Linear Actuator

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