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FEMA FD16-326 | LPG Maximum Pressure Limiter, External Interlock | 3-16 bar, Ex-i, external interlock
Part Number : FD16-326
The FEMA FD16-326 is a maximum-pressure limiter for liquid gas installations with an external interlock: after a cut-out and a pressure drop of about 0.5 bar, it is released with the unlocking button in the control cabinet. Its switching pressure is adjustable from 3 to 16 bar, and all wetted parts are stainless steel 1.4104 and 1.4571. It must be used only with an isolating amplifier, never on mains voltage.
Key features
- Self-monitoring sensor switches to the safe side if the bellows rupture
- Ex-i intrinsically safe circuit when used with an isolating amplifier
- Line-break and short-circuit monitoring through a built-in resistor combination
- Die-cast aluminium GD AlSi12 switch housing
- SIL 2 according to IEC 61508-2
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