790710_SWITCH BOX_MEDIUM
Aluminum switch boxes painted with epox powder black, supplied complete with universal adjustable brackets for assembly on our full range of actuators (L=30×80/130-H=20/30).
This device is particularly suitable for monitoring the position of each valve, even at long distances, it can contain mechanical or proximity limit switches.
Tridimensional position indicator yellow/red and 8 wire points standard (two free for eventual electrovalve attachment in box).
There is plenty of room to facilitate all wiring procedures, on installation.
Screws on the box cover are self-locking and unlosable, cam easy to set without tools, don’t need any further adjustment after initial setting.
Enclosure Classification ATEX Zone 1-21
Certification:
II 2G Ex db IIC T6 Gb
II 2D Ex tb IIIC T85°C Db
Protection grade: IP66
In according to: SIL 3 Capable according to IEC 61508:2010
Nr. 2 M20x1.5 electrical connections
Terminal strip: 8 places
Position indicator: 0° ÷ 90°
Open / Closed: Yellow / Red
Bracket: ST33
STANDARD MATERIALS:
Cover: Aluminium alloy.
Body: Aluminium alloy.
Shaft: Stainless steel.
Indicator cover: Polycarbonate.
Indicator: ABS, polycarbonate.
Limit switch: – .
Terminal strip: Polycarbonate, brass, stainless steel.
Cam: Polycarbonate.
Spring: Stainless steel.
Cover bolts: Stainless steel.
O-ring(Shaft): NBR.
O-ring(Body): NBR.
O-ring(Indicator): NBR.
Bushing: Bronze.
Earthing screw: Stainless steel.
