Monitor Power Specifications; Relay Specifications; Signal Conditioning - GE Bently Nevada 1900/27 Operation And Maintenance Manual

1900/27 Vibration Monitor Operation and Maintenance Manual

5.1.3 Monitor Power Specifications

AC/HDC Version
AC Voltage:
DC Voltage:
Current:
Frequency:
Low DC Version
Voltage:
Current:

5.1.4 Relay Specifications

Relay Contact Ratings (noninductive load):
Maximum Switched Power:
Maximum DC Voltage & Current:
Maximum AC Voltage & Current:
Relay Dielectric Strength (at sea level):
Contact to Contact:
Contact to Coil:
Relay Life Expectancy:
Mechanical:
Electrical:
Insulation Resistance:

5.1.5 Signal Conditioning

Fullscale Range:
40
85 Vac to 264 Vac
rms
110 Vdc to 370 Vdc
ess than 0.12 A Max
l
rms
DC or 47 Hz to 440 Hz
18 Vdc to 36 Vdc
less than 0.3 A Max
180 W, 1800 VA
28 Vdc at 6 A
300 Vac at 6 A
750 V
rms
1500 V
rms
100,000,000 operations
180,000 operations at 6 A, 120 Vac
100,000,000 Q minimum at 20oC,
500 Vdc, 50% relative humidity
2 in/s (50.8 mm/s
pk pk
maximum input above 614 Hz. The Maximum input is
2 volts peak, or 20 g peak. 20 g peak at 614 Hz is
equivilant to 2 in/second peak. For frequencies above
614 Hz, the maximum full scale range is equal to
(1228/frequency) in/s.
rms
) Note: Full scale is limited by