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双张检测传感器 UDC-18GM-400-3E1-Y194142

来源:未知    日期:2017/02/07    浏览量:


● Ultrasonic system for reliable detection of no, one, or two overlapping sheet materials, preferably papers
● No TEACH-IN required
● Function indicators visible from all directions
● Insensitive to printing, colors, and shining surfaces
● Material weight from 10 g/m2 up to over 2000 g/m2
● Very wide material spectrum, finest papers up to thin sheet metals as well as plastic- and metal foils
● Very short response time
● Programmable


General specifications:
Sensing range 20 ... 60 mm , optimal distance: 45 mm
Transducer frequency 395 kHz
Indicators/operating means:
LED green indication: single sheet detected
LED yellow Indication: No sheet detected (Air)
LED red indication: double sheet detected
Electrical specifications:
Operating voltage 18 ... 30 V DC , ripple 10 %SS
No-load supply current < 80 mA
Input:
Input type Function input
0-level: -UB ... -UB + 1V
1-level: +UB - 1 V ... +UB
Pulse length ≥ 100 ms
Impedance ≥ 4 kΩ
Output:
Output type 3 switch outputs NPN, NC
Rated operating current 3 x 100 mA , short-circuit/overload protected
Voltage drop ≤ 3 V
Switch-on delay approx. 1.5 ms (shorter response time on request)
Switch-off delay approx. 1.5 ms (shorter response time on request)
Pulse extension min. 120 ms programmable
Approvals and certificates:
UL approval cULus Listed, General Purpose, Class 2 Power Source
CSA approval cCSAus Listed, General Purpose, Class 2 Power Source
CCC approval CCC approval / marking not required for products rated ≤36 V
Ambient conditions:
Ambient temperature 0 ... 60 °C (32 ... 140 °F)
Storage temperature -40 ... 70 °C (-40 ... 158 °F)
Mechanical specifications:
Connection type cable PVC , 2 m
Core cross-section 0.14 mm2
Degree of protection IP67
Material  
  Housing nickel plated brass; plastic components: PBT
  Transducer epoxy resin/hollow glass sphere mixture; polyurethane foam
Mass 150 g