APL-311N

美国西美尔APL-311N工业级限位开关,提供IP67防护等级与100万次机械寿命,适用于CNC机床、工程机械等严苛环境的精准位置检测与安全保护。

限位开关

美国西美尔气动阀门限位开关,又称阀门回信器,主要通过微动开关模拟数字信号反馈给计算机PLC控制室,根据不同应用可选用IP67/IP68防护等级,不锈钢和铝合金材质。

APL-311N

• Aluminum die casting that is compact, lightweight, and robust.
• High corrosion resistance due to double chromate treatment and polyester powder coating.
• With spring loaded cams, limit positions can be easily set without tools.
• High visibility dome indicator with a double sealed structure prevents water ingress in case of a dome failure.
• Variety of options are available.
技术特征

Material
• Aluminium alloy
Enclosure
• Standard: weatherproof enclosure IP67, Type 4X
• Watertight enclosure: IP68 (10 m, 72 hours)
Certificates & approvals
• S mark
• EAC
• SIL 2
• ABS type approval
• RMRS type approval
• RINA type approval
Travel angle
• 0-90°
Ambient temperature
• Standard: -20 to +80 °C
• Low temperature: -40 to +80 °C
• High temperature: -20 to +150 °C (APL-6)
Cable entries
• 2 x NPT1/2″, 2 x PF1/2″, 2 x M20
Switches
• 2-4 x mechanical switches or proximity sensors
Terminal points
• Standard: 8 points
• Option: 10, 12, 14 points
Shaft
• Standard: stainless steel 304
• Option: stainless steel 316
Control option
• PIU: Potentiometer unit (1 kΩ, 10 kΩ)
• CPT: Current Position Transmitter (output: 4-20 mA dc)
Dome indicator
• No indicator
• 2-way, yellow(open) / red(close)
• 2-way, green(open) / red(Close)
• 3-way, T-port, yellow(open) / red(close)
• 3-way, T-port, green(open) / red(close)
• 3-way, L-port, yellow(open) / red(close)
• 3-way, L-port, green(open) / red(close)
Bracket
• Standard: stainless steel 304/ option: stainless steel 316
-MBP-100 (30 x 80, H:20)
-MBP-200 (30 x 80, H:30)
-MBP-300 (30 x 130, H:30)
-MBP-400 (30 x 130, H:50)

• Option: Carbon steel(C) / stainless steel 304(S)
-MB-P-O-1C / MB-P-O-1S (30 x 80, H:20)
-MB-P-O-2C / MB-P-O-2S (30 x 80, H:30)
-MB-P-O-3C / MB-P-O-3S (30 x 130, H:30)
-MB-P-O-4C / MB-P-O-4S (30 x 130, H:50)
Weight
• 1.0 kg (without bracket)
Color
RedRAL 3001YellowRAL 1033GreenRAL 6034BlackRAL 9005OtherNano coatingEnhance corrosion resistance