TA-MC253 SE

Functions:

Modulating or 3-point control.

Fail-safe function:

Actuator's stem extended on power failure.

Supply voltage:

24 VAC ±10%
230 VAC +6%/-10%
115 VAC +6%/-10%
Frequency 50-60 Hz ±5%

Power consumption:

24 V: 50 VA
230 V: 80 VA
115 V: 80 VA

Input signal:

0(2)-10 VDC, Ri ~77 kΩ
0(4)-20 mA, Ri ~510 Ω.
Signal direction and starting point adjustable by micro switches.
3-point control.

Output signal:

0-10 VDC, max. 8 mA, min. 1,2 kΩ.

Hysteresis:

0,05 V / 0,15 V / 0,3 V / 0,5 V

Resolution:

Electric: 0,04 VDC
Mechanical: 0,04 mm

Control speed:

3,5 s/mm

Fail-safe speed:

0,1 s/mm

Adjusting force:

2500 N

Operation mode:

S3 - 50% ED c/h 1200, EN 60034-1

End position switch-off:

Load-dependent

Temperature:

Max. ambient temperature: 60°C
Min. ambient temperature: 0°C

Ingress protection:

IP54

Protection class:

(according to EN 60730)
24 V: III
230 V: II
115 V: II

Stroke:

Max. 40 mm

Automatic detection of the valve lift (stroke detection).

Electrical connection:

Actuator with screwed terminals.

Connection to valve:

Simple attachment to the valve by means of M8 screws.
For some valve types an adapter may be needed. Information on adapters included in valve datasheets.

Colour:

Black body and red cover.

Marking:

IMI TA, CE, Article No, product name and technical specification.

Weight:

12,5 kg

Actuator variants:

- Position switch unit:
►2 switches (WE1/WE2), potential free, infinitely adjustable.
►Rated load: 8 A / 250 VAC, 8 A / 30 VDC.
►Switching voltage: max. 400 VAC, max. 125 VDC.
- Ingress protection: IP65
- Output signal: X=0(4)...20 mA
- Adapter with coupling for external product

For variants and accessories please contact IMI Hydronic Engineering.