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Vibration switch PCB EX686B71

Home » Product Range » Vibration analysis, bearing diagnostics, machine protection » Installed machine monitoring and machine protection » Simple vibration monitoring / machine protection » Vibration switch PCB EX686B71

Vibration switch PCB EX686B71

intelligent vibration switch, programmable (via USB)

PCB EX686B01 rezgéskapcsoló
PCB EX686B01 rezgéskapcsoló

PCB EX686B71 Vibration Switch - "Intelligent" electronic vibration switches for continuous machine monitoring and machine protection

PCB EX686B71 Vibration Switch - The PCB 686B series electronic vibration switch family offers the widest range of parameterization, yet its configuration is simple thanks to the USB interface and user-friendly configuration program. In the PCB 686B series vibration switches, adjustable parameters include warning and alarm levels, activation and alarm delay, alarm hysteresis, activation level magnitude or blocking, and environmental vibration level. The device with solid-state relay output can be easily interfaced by defining the relay mode, which can be normally open or closed, latched or unlatched. Moreover, the threshold of the PCB 686B series vibration switches can be easily set beyond with a single magnet without a computer, by initiating the MAVTTM function. The PCB 686B series vibration switch family offers multiple options against environmental influences.

Performance
Alarm Threshold (±10 %)4.5 .. 90 mm/s rms
Frequency Range (±3 dB)7 .. 1000 Hz
Hysteresis (% < alarm threshold)3; 6; or 10 %
Residual Vibration Level (reference)Dependent or independent
Residual Vibration Level (% of alarm threshold)1 .. 40 %
MAVT (setting alarm threshold to twice the current vibration level)Enabled or disabled
Transverse Sensitivity<7 %
Power-On Delay (±1 s)3 or 20 s
Startup Delay (±1 s or 1 min)1 .. 60 s or 1 .. 30 min
Startup Delay (x alarm threshold)x2; x4; x8; blocked
Startup Delay (active)Enabled or disabled
Operational Delay (±1 s)1 .. 60 s
Relay TypeSPST, Form A or B MOSFET
Relay (latching)Latched/unlatched
Relay (contact)Open/closed
 
Environment
Operating Temperature Range-40 .. 85 °C
Storage Temperature Range-40 .. 125 °C
Overload Limit (shock)49050 m/s² pk
 
Electrical
Power Supply24 .. 240 V DC/AC 50/60 Hz
Current (closed relay)500 mA
Current Loss (open relay)≤1 mA
Electrical Insulation (encapsulation)>100000000 Ohm
 
Physical
Diameter32 mm
Height66 mm
Weight148 g
Mounting Torque4 .. 7 Nm
Mounting Thread1/4-28 nut
Sensor (built-in)Piezoelectric acceleration sensor
Encapsulation MaterialStainless steel
SealingHermetically welded
Electrical ConnectorTerminal block
Electrical Connector PlacementTop
 
Hazardous Area Suitability
ClassificationCl I, Div 2, Groups A, B, C, D; Ex nL IICT3, AEx nA IICT3
Power Supply10 .. 30 VDC
Current (closed relay)100 mA
Relay10 .. 30 VDC, 100 mA

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Vibration switch PCB EX686B71

Home » Product Range » Vibration analysis, bearing diagnostics, machine protection » Installed machine monitoring and machine protection » Simple vibration monitoring / machine protection » Vibration switch PCB EX686B71