Products

industrial vibration sensor, 4 to 20 ma output, 0 to 0.5 in/sec rms, 10 to 1k hz, top exit, 2-pin conn

4-20 mA Output Velocity Sensor

Model M641B00

Retrieving Price...

(Pricing valid only in the U.S.)

Units in Stock	Lead Times
9	Lead Time for 1-5 is 5 Wks. Lead Time for 6-10 is 6 Wks.

Industrial vibration sensor, 4 to 20 mA output, 0 to 0.5 in/sec RMS, 10 to 1k Hz, top exit, 2-pin conn

Measurement Range: 0.0 to 0.5 in/sec rms (0.0 to 12.7 mm/s rms)
Output: 4-20 mA
Frequency Range: (±10%)600 to 60 kcpm (10 to 1 kHz)
Sensing Element: Ceramic
Weight: 4.7 oz (131 gm)

Specification Notes

[1] 1Hz = 60 cpm (cycles per minute).
[2] Current will fluctuate at frequencies below 5 Hz.
[3] Conversion Factor 1 in/sec = 0.0254 m/sec.
[4] Typical.
[5] See PCB Declaration of Conformance PS039 or PS053 for details.

	English:	SI:
Performance
Measurement Range	0.0 to 0.5 in/sec rms	0.0 to 12.7 mm/s rms	[3]
Output	4-20 mA	4-20 mA
Frequency Range (±10 %)	600 to 60 kcpm	10 to 1 kHz	[1] [2]
Broadband Resolution	0.005 in/sec pk	0.13 mm/s pk	[4]
Non-Linearity	±1 %	±1 %
Environmental
Temperature Range	-40 to 185 °F	-40 to 85 °C
Enclosure Rating	IP68	IP68
Electrical
Excitation Voltage	12 to 30 VDC	12 to 30 VDC
Settling Time (within 2% of value)	<15 sec	<15 sec
Electrical Isolation (Case)	>100000000 Ohm	>100000000 Ohm
Physical
Size - Hex	1.0 in	25.4 mm
Size - Height	2.6 in	66 mm
Weight	4.7 oz	131 gm
Mounting Thread	1/4-28 UNF	No Metric Equivalent
Mounting Torque	3 to 5 ft-lb	4 to 7 Nm
Sensing Element	Ceramic	Ceramic
Sensing Geometry	Shear	Shear
Housing Material	Stainless Steel	Stainless Steel
Sealing	Welded Hermetic	Welded Hermetic
Electrical Connector	2-Pin MIL-C-5015	2-Pin MIL-C-5015
Electrical Connection Position	Top	Top
Electrical Connections (Pin A)	4-20 mA Pos (+)	4-20 mA Pos (+)
Electrical Connections (Pin B)	4-20 mA Neg (-)	4-20 mA Neg (-)

* All specifications are at room temperature unless otherwise specified.

Accessories


Supplied
081A40	Mounting stud, 1/4-28 x 0.438" long stainless steel screw with hex socket and brass tip	1
ICS-4	NIST-traceable single axis amplitude response cal from 0 to +10% freq. (for 4 to 20 mA sensors)	1

Optional Versions

(EX) Hazardous Area Approval- contact factory for specific approvals

	English	SI
Hazardous Area Approval	EEx ia IIC T4, -40 ° C ≤ Ta ≤ 80 ° C, II 1 G
Hazardous Area Approval	EEx nL IIC T4, -40 ° C ≤ Ta ≤ 80 ° C, II 3 G
Hazardous Area Approval	DIV I, CL I, II, III, GRPS A-G, Exia, AExia, IIC T4
Hazardous Area Approval	DIV II, CL I, GRPS A-D, ExnL, AExnA, IIC T4

(M) Metric Mount

Accessories:
Supplied	M081A61	Mounting Stud	1

(RV) Buffered Analog Signal Output - 100 mV/g (±20%)

	English	SI
Electrical Connector	2-Pin MIL-C-5015	2-Pin MIL-C-5015
Electrical Connections	4-20 mA Pos (+)
Electrical Connections	4-20 mA Neg/Signal Output Neg
Electrical Connections	Signal Output Pos