micro controle – automação eletrónica


Relay for automatic air introduction for hydro-pneumatic tanks – RIA 101 TEO

Since (without VAT): 29.00

Automatic Air Intake Relay

Shipping is only available for Continental Portugal Shipping and its respective Autonomous Regions: Azores and Madeira.

Product description

Relay for automatic air introduction – compressor control for hydro – pneumatic tanks.


Power the relay (green led on – A.1)

When the liquid level reaches the level of the minimum level probe (terminal 6), starts the timing “t”. Once is concluded “S.1” is activated (borne 3) provided the control (8-9) is closed – switch on red Led.

The “S1” contact disarms when the liquid level drops below the minimum level of the probe (terminal 6) – switches off the red LED.

Note: The images shown may not correspond completely to the product described.

Additional information

Weight 200 g
Dimensions 11 × 8.5 × 5.1 cm
Sensitivity adjustable

4 a 30 KΩ

Room temperature

[-10ºC, +55ºC]


4 sec. (Other times on request)

Output relay

AC 8A-250V / 50Hz – 1250VA DC 5A-24 V (C.R.)


AC (24V, 230V, 400V) / 50Hz


2VA (approx.)


24V AC, 230V AC, 400V AC


11-pin base


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micro controle - automação eletrónica