PCB-(M)646B02

PCB-(M)646B02

  • Vibration transmitter with power output according to the RMS of vibration acceleration,
  • measuring range 0 … 10 g RMS,
  • output range 4 … 20 mA,
  • frequency range 3 … 10,000 Hz,
  • 2 Pin socket top

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basic data
measuring range0,0 ... 10 g RMS0.0 ... 98.1 m / sRMS[1]
output range4 ... 20 mA
Frequency range (± 3 dB)180 ... 600,000 cpm3 ... 10,000 Hz[2] [3]
Broadband resolution0.05 g RMS0.49 m / s RMS[4]
linearity error± 1%
Operating conditions
temperature range-40 ... 185 ° F-40 ... 85 ° C
Technical characteristics
supply voltage12 ... 30 V DC
Settling time (on the range within ± 2% of full scale)<15 s
Electrical insulation (housing)> 100 M
physical properties
Size - Hexagon1.0 in25.4 mm
Size - Height2.6 in66 mm
Dimensions4.7 oz131 grams
mounting thread1/4 "-28 UNFNo metric equivalent
mounting torque3 ... 5 ft-lb4 ... 7 Nm
sensor elementceramics
Geometry of the sensor elementshear principle
housing materialstainless steel
sealHermetically sealed
electrical connection2-pin socket (MIL-C-5015)
port locationAbove
Pin assignment (pin A)Output signal 4 ... 20 mA positive
Pin assignment (pin B)Output signal 4 ... 20 mA negative
Hints
[1]Conversion factor 1 g = 9,81 m / s²
[2]At frequencies below 5 Hz, the output signal varies.
[3]1 Hz = 60 cpm ( "Cycles Per Minute": revolutions per minute).
[4]typically,
[5]Details: see PCB Declaration of Conformance PS039 and PS053
included supply
081A40Mounting bolt with 1/4 "-28 thread-1
ICS-4Frequency response for uniaxial transducers of 0 cpm (0 Hz) up to the upper 10% -frequency for vibration transmitter-1
(M) Metric assembly
included supply
M081A61Metrics mounting bolts with thread M6-1
(EX) ATEX Certified
Approval for explosive atmospheresEx ia IIC T4, -40 ° C?Ta?80 ° C, 1 II G
Approval for explosive atmospheresEEx nL IIC T4, -40 ° C?Ta?80 ° C, II 3 G
Approval for explosive atmospheresDIV I, CL I, II, III, GRPS AG, Exia, aeXia, IIC T4
Approval for explosive atmospheresDIV II, CL I, GRPS AD, ExnL, AExnA, IIC T4
(RV) raw signal output - 100 mV / g (± 20%)
electrical connection3-pin MIL-C-5015
Pin assignment (pin A)Output signal 4 ... 20 mA positive
Pin assignment (pin B)Output signal 4 ... 20 mA negative
Pin assignment (pin C)raw signal positive

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