Products

Reciprocating Machinery Protector (RMP)

Model 649A01

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(Pricing valid only in the U.S.)

Units in Stock	Lead Times
22	Lead Time for 1-5 is 3 Wks. Lead Time for 6-10 is 4 Wks.

Loop Powered 4-20 mA Output Reciprocating Machinery Protector (RMP)

The patented Reciprocating Machinery Protector offers a 4-20 mA output that is calculated by counting the number of impacts, comparing them to the vibration thresholds and weighting them.

Output: 4-20 mA (4-20 mA)
Machinery RPM Range: 240 to 10000 cpm (4 to 166 Hz)
Temperature Range: -40 to 212 °F (-40 to 100 °C)
Excitation Voltage: 15 to 30 VDC

Specification Notes

[1] See PCB Declaration of Conformance PS039 or PS053 for details.

	English:	SI:
Performance
Output	4-20 mA	4-20 mA
Machinery RPM Range	240 to 10000 cpm	4 to 166 Hz
Time Window	0.1 to 4.0 sec	0.1 to 4.0 sec
Weighting Factor	0.2 to 16 mA	0.2 to 16 mA
Trending Range Current	4 to 20 mA	4 to 20 mA
Threshold Level	2 to 50 g	2 to 50 g
Environmental
Temperature Range	-40 to 212 °F	-40 to 100 °C
Storage Temperature Range	-40 to 257 °F	-40 to 125 °C
Electrical
Excitation Voltage	15 to 30 VDC	15 to 30 VDC
Load Resistance	50(Vs-15) Ohm	50(Vs-15) Ohm
Electrical Isolation	>10^8 Ohm	>10^8 Ohm
Physical
Size - Hex	1.25 in	32 mm
Size - Height	2.60 in	66 mm
Weight	7 oz	198 gm
Mounting Thread	1/4-28 UNF	1/4-28 UNF
Mounting Torque	3 to 5 ft-lb	4 to 7 Nm
Sensing Element	Piezoelectric Accelerometer	Piezoelectric Accelerometer
Housing Material	Stainless Steel	Stainless Steel
Sealing	Welded Hermetic	Welded Hermetic
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 (-)
Overload Limit (Shock)	5000 g pk	49050 m/s² pk