Atec Emerson-CSI-2140 - Manual (Page 10)

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 Identifies source of vibration peaks
Parameter trends Up to 12 parameters trended over 2+ years
Colored alarms Shows specific parameter in alarm and percentage of alarm value
Waveform autocorrelation Identifies whether impacting is periodic or random
Input sensor types
Portable sensors Accelerometers, velocity probes, RPM/tachometer probes, temperature sensors, flux 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
www.assetweb.com 10
Input specifications