AMTROBOX EEx ia
AMTRONIC EEx ia
11
On/off pneumatic distribution: AMTRONIC EEx ia
In AMTRONIC EEx ia, the on/off pneumatic distribution is added to the position detection function.
This distribution function is ensured by means of a pneumatic valve with intrinsically safe solenoid valve in accordance with
EN 60079--0 and EN 60079--11 standards.
412.4
412.6
486.1
553
59--52
950.2
950.1
74--7
81--1
81--2.5
412.3
909
932.2
745
Construction
Item
Designation
Materials
412.3
O--Ring
Nitrile
412.4
O--Ring
Nitrile
412.6
Toric rope
Nitrile
486.1
Ball
Stainless steel
553
Thrust
Acetal
59--52
Push--button for emergency control
Acetal
74--7
Electro--pneumatic valve
------
745
Filter
Bronze
81.1
Connector Ex ia ref. 81516082
Crouzet
81--2.5
Wire
Copper
909
Operating time adjustment screw
Steel
932.2
Threaded rod
Steel
950.1
Spring
Stainless steel
950.2
Spring
Steel
Note: in case of 4/2 monostable electro--pneumatic valve , the cover is equipped with only one push--button for emergency control
and one ball. In other cases, the cover is equipped with two push--buttons.
All AMTRONIC are equipped with a bronze silencer ref. 88--5.
