Yvib Specifications; Yvib Supported Sensor Inputs - GE Mark VIeS System Manual

The following table displays the available sensor types per channel for YVIBS1B.
Sensor Type
Accelerometer
Dynamic pressure probe
Proximitors* (Vibration)
Velomitor*
Pedestal or slot-type Keyphasor
Seismics
Proximitors (Position)

8.2.2 YVIB Specifications

Item
Orderable Part Numbers
Number of Channels
Buffered Outputs
Accuracy
Functional Safety
Probe Power
Probe Signal Resolution
Open Circuit Detection
Common Mode Voltage
CMRR at 50/60 Hz
Size
Technology
Ambient rating for enclosure
design
Note For further details, refer to the Mark VIeS Functional Safety Vibration Input Module Summary Sheet (GEI-100864).
230 GEH-6855_Vol_II

YVIB Supported Sensor Inputs

Typical Application
Aero-derivative gas turbines
Land-Marine (LM) and Heavy-duty gas turbines (HDGT)
Radial or axial measurements of turbine-driven generators,
compressors, and pumps.
Structural Vibration (mounted to case)
Rotor velocity and phase measurements
Structural Vibration (mounted to case)
Axial measurements
YVIB Specification
Contact your nearest GE sales or service office, or an authorized GE sales representative.
13 sensor inputs are supported. Refer to the table YVIB Supported Sensor Inputs.
Amplitude accuracy is 0.1 % for signal to Bently Nevada* 3500 system
A -11 V dc ±5% bias is added to output when a seismic probe used
Sinks a minimum of 3 mA when interfacing a velomitor
Refer to the tables Accuracy Vibration Inputs
Vibration functions shall be low and high demand SIL 3 capable when deployed with HFT=1. (1oo2 and
2oo3 architectures).
Refer to the Mark VIeS Control General Market Functional Safety Manual (GEH-6860) for safety
instructions.
-24 V dc from the -28 V dc bus
Each probe supply is current limited with 12 mA load per transducer
Minimum of 14-bit resolution for full scale ranges defined
Open circuit is defined as a gap voltage that is
> 1.0 V for Proximity, Accelerometer, Keyphasor, and CDM BN at terminals
> -1.0 V for Velomitor at terminals
< -1.0 V for CDM PCB at terminals
< -3.0 V for Seismic at terminals
Minimum of 5 V dc
-50 dB
8.26 high x 4.19 wide x 12.1 deep cm (3.25 x 1.65 x 4.78 in)
Surface-mount
-40 to 70°C (-40 to 158 °F)
and Accuracy Position Inputs
GEH-6855_Vol_II Mark VIeS Functional Safety Systems Volume II
Public Information
YVIB Channel
YVIBS1A YVIBS1B
1 - 8 1 - 8
N/A 1 - 8
1 - 8 1 - 8
1 - 8 1 - 8
12, 13
13
1 - 8 1 - 8
1-13 1-13