User's Manual

Input signals
A 2-milliampere, 20-volt (nominal), constant-current power supply inside the analyzer
powers sensors such as accelerometers connected to the accelerometer channel inputs.
Full scale input level
Accel Channels A, B, C, D; Volts A, B, C, D
Accelerometer Input 0-20V
Full scale vibration level is +/- 90 g’s when using a 100-mV/g accelerometer
Volts Input -20V to +20V
Input Impedance Greater than 125K ohms
Input signal types
Dynamic signals Single channel/Dual channel/Four channel
DC signals Single channel/Dual channel/Four channel
RPM/tach signal TTL pulse
Keypad entry Full alphanumeric capability
Four-Channel Data Collection
Simultaneous 4-channels Dynamic Input + Phase
Simultaneous 4-channels DC Input
Simultaneous 4-channel Route collection + Phase
Simultaneous 4-channel Display - Spectrum and Waveform
Simultaneous 4-channel Transient + Phase
Simultaneous 4-channel ODS/Modal + Phase
Simultaneous 4-channel Volt/Displacement + Phase (for sleeve bearing monitoring)
Simultaneous Dual Orbits Display [accelerometer/displacement] (for rolling element/
sleeve bearing monitoring)
Simultaneous 4-channel Cross Channel + Phase
In-field Route Analysis Tools
Fault frequency overlays on plot Identiessourceofvibrationpeaks
Parameter trends Up to 12 parameters trended over 2+ years
Colored alarms Showsspecicparameterinalarmandpercentageofalarmvalue
Waveform autocorrelation Identieswhetherimpactingisperiodicorrandom
Input sensor types
Portable sensors Accelerometers,velocityprobes,RPM/tachometerprobes,temperaturesensors,uxcoil,
current clamp, pressure sensors, triaxial accelerometer, impact hammer
Installed sensors Any vibration or dynamic sensor with a voltage output; any DC-type signal.
CSI 2140 Machinery Health Analyzer June 2013
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Input specifications