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EPRO CON021前置传感器
•符合CE标准的外壳
•为左撇子和右撇子设计的住房形
•抗冲击塑料外壳可承受油、油脂、酒精和冷凝物含盐酸，不可燃（UL94-V0）
•电缆入口处的橡胶衬套，用于直径为8至11 mm的电缆操作和显示面板
•40个薄膜按键，具有触觉反馈、透明按键表面和边缘压花
•40个双色LED（红色和绿色），每个按键分配一个LED
•4个插槽，用于单个钥匙标签
•单个设备标签槽（如公司徽标）（HT 401-8x20和HT 402除外）
•蜂鸣器安装在设备背面，用于按键和声音报警
•LED背光supertwist液晶显示屏，具有4 x 16个字符
操作安全
•设备符合标准
EN60204-1（机械安全-机械电气设备）
EN61131-1和-2（可编程控制器）
•EMC标准
EN50081-2（EMC-通用排放标准）和EN50082-2（EMC-通用抗扰度标准）
•符合EN418（机械安全）的紧急停止开关：2个无电势常闭触点，用于连接外部外围设备，标称
电压24 V（符合EN61131-2和EN50178的安全低电压
（电力装置用电子设备）），最大电流500mA。紧急停止开关也可以通过软件进行评估。
•根据EN 60204-1在安全类别中启用开关EN 954-1:1996（控制系统的安全相关部分）：
2通道、3位置：安全类别32通道、2位置：安全类别3
1通道，2位置：安全类别B
2个无电势常开触点，用于连接外部外围设备，标称电压
最大24V直流电（符合EN 61131-2和EN 50178的安全低压）
电流为500毫安直流。
Housing
• CE conforming housing
• Housing form conceived for both left- and right-handers
• Impact-resistant plastic housing withstands oil, grease, alcohol, and condensates
containing hydrochloric acid, nonflammability (UL94-V0)
• Rubber bushing at cable entry for cables with a diameter from 8 to 11 mm
Operating and display panel
• 40 membrane keys with tactile feedback, transparent key surface and rim embossing
• 40 2-color LEDs (red and green), 1 LED is assigned to each key
• 4 slots for individual key labeling
• Slot for individual device labeling (e.g. company logo)
(except HT 401-8x20 and HT 402)
• Buzzer installed in the back of the device for keyclick and audible alarm
• LED-backlit supertwist LC display with 4 x 16 characters
Operating safety
• The devices meet the standards
EN60204-1 (Safety of machinery - Electrical equipment of machines)
EN61131-1 and -2 (Programmable controllers)
• EMC standards
EN50081-2 (EMC - Generic Emission Standard) and
EN50082-2 (EMC - Generic Immunity Standard)
• Emergency stop switch in accordance with EN418 (Safety of machinery):
2 potential-free normally closed contacts for connecting external peripherals, nominal
voltage 24 V (Safety low voltages in accordance with EN61131-2 and EN50178
(Electronic equipments for use in power installations)), maximum current 500 mA.
The emergency stop switch can also be evaluated by the software.
• Enabling switches in accordance with EN 60204-1 in safety categories in accordance with
EN 954-1:1996 (safety-related parts of control systems):
2-channel, 3-position: safety category 3
2-channel, 2-position: safety category 3
1-channel, 2-position: safety category B
2 potential-free normally open contacts for connecting external peripherals, nominal voltage
24 V DC (safety low voltage in accordance with EN 61131-2 and EN 50178), maximum
current 500 mA DC.
