Pneumatic Actuator Accessories

A250 Limit Switch Boxes

Installation,

VDI/VDE 3845 Direct on Actuators

Switch Type,

Mechanical / Proximity

Position Indication,

3D Continuous Position Indicator

PROVAL A250 Series limit switch boxes are used on rotary valve actuators to generate open/close signal and monitor the valve position.

• 3D continuous visual position indicator

• Easily adjustable spring forced CAM system

• Standard IP67 enclosure

• 2 pcs Open/Close mechanical or proximity switches

• Easily adjustable brackets and suitable for all NAMUR VDI/VDE interface actuators

• Terminal strip with 8 points angled to allow for easy wiring and direct connection of solenoid valve inside the switch box.

Installation

VDI/VDE 3845 Direct on Actuators

Assembly Bracket

MB1 (80x30 H:20) / MB2 (80x30, 130x30 H:20-30) / MB3 (80x30, 130x30 H:40-50)

Switch Type

2 Pc Mechanical Micro / V3 or Proximity (2-3 Wire V3 Type)

Terminal Wiring

8 Strip Terminal Wiring (Including Solenoid Valve Wiring)

Position Indictor

3D Open/Close (Standard), 3D L / T (3 Way Valves)

Conduit Entry

1 Pc PG13,5 Cable Gland + 1 Pc PG13,5 Blind Plug (Optional 2nd Cable Gland)

Working Temperature

-20° ~ +80°C

Body Material

Powder Epoxy Coated Aluminum Die Casting (Optional PFA Coating)

Ingress Protection

IP67

Sealing Materials

NBR

Document Name	Document Language	Document Size	Document Link
A250 Limit Switch Boxes Catalogue	ENG	500.66 Kb