ALS 250 Limit Switch Box

• Weatherproof Enclosure

• Valve Position Indicator strong clear polycarbonate dome visually displays the valve position open or closed

• Quick-Set Cams switch cam position can be quickly adjusted without the need for tools

• Multipoint Terminal Block terminal strip has 8 pre-wired and numbered contacts for clear & easy installation

• Micro Switches Type – mechanical – (2) SPDT; Voltage – MAX 250V AC or DC; Current – 0.6A 125V DC or 16A 1/2HP 125, 250V AC

• Dual Wire Potting dual 1/2" conduit entries

• Captive Cover Bolts no loose bolts when cover is open for installation or maintenance

•  Easy Mounting adjustable brackets to NAMUR standards

•  Working Temperature -20° F – 176° F

Tech Sheet

SM 310 Solenoid Valve

• Large Internal Flow Area enables usage on a large range of actuators

• Balanced Spool allows constant shifting force for pressure range (21 – 115 PSI)

• 1/4" NPT Ports for unrestricted flow

• Aluminum Anodized Parts for corrosion protection

• Air Assisted Spring Return to increase spring force

• Epoxy Molded Coils are moisture proof and sealed from other elements

• Manual Override Button allows manual operation during setup and testing

• Weatherproof-NEMA 4

• NAMUR Mount

• DIN Connector

Tech Sheet


847-437-7000     Fax: 847-437-7005     email:


847-437-7000     Fax: 847-437-7005