SHINKAWA VM-707B AERODERIVATIVE GAS TURBINE  MONITOR MODULE

VM-707B AERODERIVATIVE GAS TURBINE
MONITOR MODULE
INPUT (VIBRATION/DISPLACEMENT)
Input points : 4points
Input impedance : Approx. 50kΩ
Measurable range : -20V~+20V
INPUT TRANSDUCER (VIBRATION/DISPLACEMENT)
Velocity vibration input : CV-88, CV-87, CV-86, Other velocity sensor
Acceleration vibration input : CA-302, CA-72, Other acceleration sensor
SYNCHRONIZED SIGNAL SOURCE
VM-741B : input via internal mother board.
OUTPUT
Indicators : OK LED (Green)
When channel is normal : ON, When alarming : Flashing
Monitor output : Input signal is output via buffer amplifier.
Location : BNC (Front) and connector (Back)
Output impedance : Approx. 100Ω (Max.5mA)
Recorder output : Voltage or current output proportional to measurement
value.
Number of output points : 4 points.
Output range  : 1 to 5V, 4 to 20mA,
0 to 5V, 0 to 10V
(Overall monitoring, Band-pass vibration monitoring)
I/O conversion accuracy : ±1% of F.S. at 25°C*1
±2% of F.S. at 0°C to 65°C *1
(1X vibration tracking monitoring)
I/O conversion accuracy : ±3% of F.S. at 25°C*1
±5% of F.S. at 0°C to 65°C *1
Max. load resistance: 600Ω (current mood)
Output impedance: Approx. 500Ω (voltage mood)
Insulation resistance: 10MΩ at 100VDC
Burnout function: Downscale 0%
Downscale 0mA / 0mV
Transducer power supply :
: +24VDC±10% / 4mA (constant current)
: -24VDC±10% / 25mA Max. *2
Note) *2  3 wire Velocity / Acceleration transducer power supply
Contact output :
Number of relay : 6 points (logic changeable)
Contact type : Dry contact (SPDT)
Energization method
: Normally de-energized or
Normally energized field changeable.
Contact capacity : 250VAC/5A, 30VDC/5A
Output to analysis software
Dynamic data : Synchronous waveform, Asynchronous waveform
Static data : Amplitude (1X, 2X, nX (n=0.01 to 8.00),
Rotation speed
Refer to the specification sheet of
VM-773B infiSYS ANALYSIS VIEW.
Note) *1 At calibrate frequency.
ALARM
Alarm set point : 2 points (DANGER-A, ALERT-A, DANGER-B,
ALERT-B), from 0 to 100% of monitor range, field
changeable
Alarm set accuracy : ±(0.2% of F.S.+1digit) or less at 25°C
Alarm set repeatability : ±1digit or less at 25°C
Alarm delay time : 0 to 99sec (0.1 sec step, field changeable)
Alarm reset : AUTO-RESET or SELF-HOLD field changeable.
Alarm bypass function : Block off alarm output (DANGER)
OTHERS
Each channel is set for two out of three measurements (Overall monitoring,
Band-pass vibration monitoring, 1X vibration tracking monitoring) as Measure-A
and Measure-B, respectively.
The Measure-A is used for the recorder output.
VIBRATION (OVER ALL) MONITORING
Measurement : Overall monitoring
Band-pass vibration monitoring
1X vibration tracking monitoring
Rectification : Root Mean Square (RMS)
Recommend monitoring range
: 10 to 1000m/s2, 10 to 175mm/s, 100 to 1000μm
Note)
・ Monitoring range is the same value for each channel.
Overall monitoring
Accuracy  : ±1% of F.S. at 25°C*3
±2% of F.S. at 0°C to 65°C*3
HPF  : 10Hz (-3dB) (4 pole)
LPF  : 10Hz (-3dB) (4 pole)
Band-pass vibration monitoring
Accuracy  : ±1% of F.S. at 25°C*3
±2% of F.S. at 0°C to 65°C*3
HPF  : 25Hz to 100Hz (-3dB)*4 (10 pole)
LPF  : 100Hz to 5.5kHz (-3dB)*4 (10 pole)
Note) *3 At calibrate frequency.
*4 There is un-match combination.
(See “Vibration Monitoring (Selection Table for Filter Set Value P.5”.)
1X vibration tracking monitoring
Accuracy  : ±3% of F.S. at 25°C
±5% of F.S. at 0°C to 65°C
Q  : 22
Filter property : 2 pole
Rotation speed
: 600rpm to 60000rpm, (The sampling count per cycle:32)
600rpm to 48000rpm, (The sampling count per cycle:64)
600rpm to 24000rpm, (The sampling count per cycle:128)
Max. sweep rotation speed
: 1000rpm/min
Sequence function : Used to prevent alarm output that is caused by
excessive vibration during machine startup. Block off the
DANGER-A/ALERT-A/DANGER-B/ALERT-B alarm, or
switch the alarm setup value to another number
magnified by setup number.
Sequence Setup :Block off
1 to 10 (0.1 step, field changeable)

Suppression function
: If the vibration value is less than the setup value, this function is
forced to suppress the measured vibration value and recorder output.
*5  Suppression Setup Value: 0 to 5%
( 0.1% step, field changeable)

ANALYSIS FUNCTION
Amplitude accuracy : Overall 1X, 2X, nX (n=0.01 to 10.00), Not-1X
: ±3% of F.S. at 25°C
±5% of F.S. at 0°C to 65°C
(for machine speed less than 30000 r/min)
ENVIRONMENTAL CONDITION
Operating temperature  :  0 to +65°C
Operating temperature at explosion proof construction
:  0 to +60°C
Storage temperature  :  -30 to +85°C
Relative humidity  :  20 to 95%RH (non-condensing)
POWER CONSUMPTION
Module  : Less than 15W
MATERIAL AND FINISH
Face plate : ABS (Black)
Sheet : Polyester tough top (Gray)
Base plate : Alminium alloy (Silver)
MASS
Body : Max. 1.0kg (2.2lb)
ACCESSORY SPECIFICATION CODE/IDENTIFIED BY TB□
Code Accessory Quantity
(Part Code)
/TB1 Transducer input terminal block plug (15pin)
FRONT-MC-1.5/15-STF-3.81 (PHOENIX CONTACT)
2pieces*7
(7072NAB)
Recorder output terminal block plug (6pin)
FRONT-MC-1.5/6-STF-3.81 (PHOENIX CONTACT)
2pieces*7
(7072NAC)
Contact output terminal block plug (18pin)
FRONT-MC-1.5/18-STF-3.81 (PHOENIX CONTACT)
1piece
(7072NAA)
/TB2 Contact output terminal block plug (18pin)
FRONT-MC-1.5/18-STF-3.81 (PHOENIX CONTACT)
1piece
(7072NAA)
Note) *6 D-sub plugs and hoods are not included in this code. Please make
necessary arrangement separately, if required.
*7 When individually ordering specify the parts code, it is require to arrange for a
necessary amount.

INPUT (VIBRATION)
Monitoring : Vibration monitor (Displacement vibration input)
Monitor range : 0 to 50m/s2
Input transducer : CA-302 (non-intrinsic safety)
Input points : 4points
Input impedance : 50kΩ
MEASUREMENT
Measurement : Measure-A: Overall monitoring
Measure-B: 1X vibration tracking monitoring
ALARM
DANGER-A set point : 40m/s2
ALERT-A set point  : 30m/s2
DANGER-B set point : 40m/s2
ALERT-B set point  : 30m/s2
OK set point (Vibration)
: 2.1V (Low), 22V (High)
Alarm delay time  : 3sec (DANGER-A, ALERT-A, DANGER-B, ALERT-B)
Alarm reset  : AUTO-RESET
RECORDER OUTPUT
Output range : 4 to 20mA (4mA at the burnout)

CONTACT OUTPUT*8
Contact (RELAY1) : OR logic (DANGER-1 / DANGER-2)
Contact (RELAY2) : OR logic (ALERT-1 / ALERT-2)
Contact (RELAY3) : OR logic (NOT-OK-1 / NOT-OK-2)
Contact (RELAY4) : OR logic (DANGER-3 / DANGER-4)
Contact (RELAY5) : OR logic ( ALERT-3 / ALERT-4)
Contact (RELAY6) : OR logic (NOT-OK-3 / NOT-OK-4)
Energization method : Nomally de-energized
Note) *8 DANGER-A(Ch.*) and DANGER-B(Ch.*) are or and output as DANGER-*.
(The asterisk ”*” represents the channel number.)
ALERT-A(Ch.*) and ALERT-B(Ch.*) are or and output as ALERT-*.
(The asterisk ”*” represents the channel number.)

OTHERS
Sequence set value   : 1
Suppression set value   : 0%
First out   : OFF
Timed OK channel defeat  : ON
Burnout   : Downscale 0%