威卡浮球开关GLS-1000

德国wika浮球液位开关GLS-1000 浮球开关 用于工业应用、PNP或NPN开关信号输出。
GLS-1000浮球液位开关的应用
机器制造中液体的液位测量
液压电源组、压缩机和冷却系统的控制和监控任务
GLS-1000浮球液位开关的功能特性
用浮球开关替换传统的PNP/NPN限位开关
单个仪表中的多个开关点和并行温度监测
单个开关点之间的距离≥2.5毫米，这可以监控***小的液位变化
≤ 1毫米的高精度实现可靠的液位监控
GLS-1000浮球液位开关的描述
创新型GLS-1000浮球开关可用于监测液位。该款开关结合了成熟稳定的浮子式测量原理的优点、现代数字开关技术以及PNP和NPN输出信号。GLS-1000适用于多种介质，例如油、水、柴油和制冷剂。
测量原理
内置于浮子中的永磁体通过其磁场激活内置于导管中的半导体传感器。开关操作无需接触，且无磨损。由于没有触发机械开关过程，因此传感器可提供无限数量的开关周期。
根据客户的意愿，对于定义的开关位置，可以PNP或NPN输出形式实现常开和常闭的开关功能。

GLS-1000浮球液位开关主要参数
Float switch,
model GLS-1000
Level Temperature
Measuring principle The semiconductor level switch is triggered by a
magnet within the float
Pt100/Pt1000 measuring resistor in pipe end
Measuring range Guide tube length L: 60 ... 1,000 mm [2.4 ... 39.4 in] Pt100/Pt1000 measuring resistor
Output signal Up to 4 switch points, PNP or NPN ■ Pt100, 2-wire, class B per DIN EN 60751
■ Pt1000, 2-wire, class B per DIN EN 60751
Switching function Alternatively normally open (NO) or normally closed (NC) - on rising level
Switch position Specified in mm, starting from the upper sealing face, selectable in 2.5 mm increments (0.1 inch
increments)
At the end of the guide tube ≈ 45 mm [≈ 1.8 in] cannot be used for switch positions.
Switching current Max. 200 mA
Total current consumption Per switching output: max. 10 mA + switching current
Switch point accuracy ±1 mm
Power supply DC 5 ... 30 V
Mounting position ±30°
Process connection ■ G 1, installation from outside
■ G 1 ½, installation from outside
■ G 2, installation from outside
■ G ⅜, installation from inside 1)
■ G ½, installation from inside
Material
■ Wetted
■ Non-wetted
Process connection, guide tube: Stainless steel 316Ti
Float: See table on page 3
Case: Stainless steel 316Ti
Electrical connection: See table below
Permissible temperatures
■ Medium
■ Ambient
■ Storage
-40 … +80 °C [-40 … +176 °F]
-40 … +110 °C [-40 … +230 °F] 2)
-40 … +80 °C [-40 … +176 °F]
-30 … +80 °C [-22 … +176 °F]