Pratt and Whitney Power Systems, Inc
WARNING Power off while performing hardware checks
11.2.1 Sensor and Cable Mounting
Inspect each Velomitor®, Proximitor® and their cable mounting
• No sharp turns on cables
• Cables should be away from heat sources; S and K flange sensors’ cable should have heat shields.
• All cables should be mounted firmly by mounting devices.
• Use isolation materials on flange mountings as required, and an isolator should be installed with S-flange sensor.
• Safety wire inspection for Proximitor® and their cable mountings.
• Reference Brush Generator Manual Drawings for details of assembly for Proximitor®
probes and cables.
11.2.2 1 meg-ohm Resistors on Alignment and Water Injection Channel Wiring 1. 1 meg-ohm resistors should be installed across SIG/B to COM/A for all active Alignment
and Water Injection channels per drawing XXXX-187-E203D Page-5.
2. Record the results on the Sign-Off Sheet.
3. Disconnect one leg of each resistor in the INSTRUMENT CABINET. (Ref. XXXX-187-E203D Page-5).
NOTE
These “end of line resistors” are to help detect an open wire. One leg of each resistor must be disconnected during loop checks to avoid false readings.
11.2.3 Common Wiring Set
1. A jumper wire should be installed per the drawings between Slot-2, bottom Keyphasor®
Channel-1 COM and Slot-4, Channel-4, COM/A. (Ref. XXXX-187-E203D Page-2 and -4).
2. Record the results on the Sign-Off Sheet.
Pratt and Whitney Power Systems, Inc.
Commissioning Manual – Revision 4 TEMPORARY REVISION NO. 10-02
11.2.4 Speed Sensor Wiring Continuity
1. Measure the resistance between KPH and COM for all active speed pickups and the resistance should be 150 to 300 ohms. (Ref. XXXX-187-E203D Page-2).
2. Record the results on the Sign-Off Sheet.
NOTE
To avoid a false reading, use an ohmmeter with less than 0.7 VDC open circuit voltage.
11.2.5 Velomitor Wiring Continuity
1. Measure the resistance between SIG/B and COM/A for all pickups on drawing XXXX-187-E203D Page-4 and –6. The resistance should be between 1.3 to 1.5 Meg-ohms.
2. Record the results on the Sign-Off Sheet.
NOTE
To avoid a false reading, use an ohmmeter with less than 0.7 VDC open circuit voltage.
11.2.6 Proximitor Wiring Continuity
1. Measure the resistance between SIG/B and COM/A for all pickups on drawing XXXX-187-E203D Page-3. The resistance should be 1.3 to 1.5 Meg-ohms.
2. Record the results on the Sign-Off Sheet.
NOTE
To avoid a false reading, use an ohmmeter with less than 0.7 VDC open circuit voltage.
11.2.7 Grounding Wiring
1. Measure the resistance between SIG/B, COM/A, and PWR to SHID (Ground) for all channels on drawing XXXX-187-E203D Page-2, -3, -4, and –6. The resistance should be greater than 100 Meg-ohms.
2. Record the results on the Sign-Off Sheet.
11.2.8 Ground Switch Position on Bently 3500/15-Power Supply Module
1. Remove the Power Supply Module from the back of the monitor in upper card Slot-0.
Pratt and Whitney Power Systems, Inc.
Commissioning Manual – Revision 4 TEMPORARY REVISION NO. 10-02
2. Make sure that the single point ground switch is in the HP Closed position. (Ref. XXXX-187-E203D Page-1).
3. Remount the Power Supply Module back to the rack.
4. Record the results on the Sign-Off Sheet.
NOTE
For redundant Power Supply configuration, repeat 1 to 4 for the lower card in Slot-0.
11.2.9 Pin Settings on Bently 3500/42M-Proximitor/Seismic Modules
1. Check the placement of the jumpers on the back of the 3500/42M Proximitor/Seismic modules per drawing XXXX-187-E203D Page-1.
2. Record the results on the Sign-Off Sheet.
11.2.10 Set the Relay Mode switches on Bently 3500/32-Relay Module
1. Set the Relay Mode switches to NE for four channels on slot-7 per drawing XXXX-187-E203D Page-1
2. Record the results on the Sign-Off Sheet.
11.3 Rack Software Configuration Installation and Verifications NOTE
Before performing the following procedures:
• Connect all cables to Bently rack
• Turn on the power for Bently rack
1. Check the Mod file 146227.mod is placed in F:/3500/Rackcfg/Mods.
2. Indicate the correct Bently Configuration Rak file to be used for the application per drawing XXXX-189-E203L.
3. Locate appropriate Rak file *.rak from folder 3500/Trains/Primcfg /Rack files for update for 1002 on 3.93 and load it into F:/ 3500/Trains/Primcfg.
4. Record the results on the Sign-Off Sheet.
5. Connect ICE monitor’s com-1 (lower port) or com-2 (upper port) in the back of the ICE monitor to Bently Rack Slot-1, 22M card, front panel using RS232 cable provided.
Pratt and Whitney Power Systems, Inc.
Commissioning Manual – Revision 4 TEMPORARY REVISION NO. 10-02
6. Open the ICE monitor F drive and locate 3500/Rackcfg/cconfig.exe.
7. Double click on the cconfig.exe file to open the Bently Configuration Software.
8. Check the software version; It should be the new revision indicated per drawing XXXX-189-E203L. If not, contact PWPS for the correct Bently Configuration Software version.
9. Drag cconfig.exe file in to the computer screen to create a shortcut.
10. Double click the shortcut icon on the screen or 3500/Rackcfg/cconfig.exe to open Bently Configuration Software.
11. When the Bently 3500 Configuration Software user interface opens, click on the Open icon to locate the configuration file, *.rak, in 3500/Trains/Primcfg folder and then open the
*.rak file.
12. With Option selected, open slot-1 to check the following:
• DC Low Voltage is selected for top and No Power Supply is selected for bottom under Power Supply Option.
• 10/100 Base T should be selected under I/O Option and it should match on card type indicated on the back of the 22 card.
• Under Rack IP Address, 1.0.14.0 should be written.
• Under Rack Subnet Mask, 255.255.0.0 should be written.
• Under Getaway Address, 159.134.1.0 should be written.
13. Click on Slot-14 to open the Communication Getaway user interface.
14. Change Rack IP Address to the correct IP address, such as 172.17.U.111 (U= Unit Number as 1 for unit 1, 2 for unit 2 …), and
• Turntables in Gap (Control Assistant WinPanel) for Bently should match.
• Subnet Mask should be 255.255.0.0.
15. Save the configuration file, *.rak back in to 3500/Trains/Primcfg folder.
16. Turn the key in front panel of Bently rack to “Program”.
17. Click the Connect button and choose Direct Connect to open the user interface opens, then Click Connect button to connect. (No password is needed)
• The Com number should match the Com port chosen from ICE monitor.
• As default, Baud is 38400, but 19200 or 9600 can be used too.
• Rack Address selected as 1.
18. Open Utilities/Software Switches. At Slot dropdown, choose 1: 22M TDI-Transient Data Int. With Module Switches checked, check the Configuration Mode.
Pratt and Whitney Power Systems, Inc.
Commissioning Manual – Revision 4 TEMPORARY REVISION NO. 10-02
19. Click Download to rack button to open Download Configuration user interface.
20. Click on Select All button, and click OK button to download configurations to rack. (No password is needed)
21. Click OK for following three popup windows, and wait for no less than 20 seconds for the rack to reset.
NOTE
When close the window, it should indicate change made is saved
If no indication of the change made saved, or if a Token error or anther error appears during download rak file to Racks:
• Wait for 5 minutes for 3500/22M reset the Token.
• Or Disconnect to Rack and Reconnect to Rack, and then reset the Software Switches.
1. Synchronize the Bently rack clock to Citect clock from Utilities/ Date And Time; when the window is open, click Send button to send the updated time to rack.
2. Click the Connect button to disconnect to the rack.
3. Turn the key in front panel of Bently rack to “run”.
4. Close the Bently 3500 Rack Configuration Software user interface. Click YES and OK for popup windows.
5. Record the download completion on the Sign-Off Sheet.
11.4 Static Checks/Sensor Verifications WARNING
Ensure on the back of the Rack, all jumpers were installed per drawing, if not, make correction before continuing the following procedure.
11.4.1 Velomitor® Transducer Sensors and Channels
1. Measure the VDC output from the front of the rack Slot-4 and/or Slot-6 BNC output for channel-1, -2 and -3. The value should be between −7 to −12 VDC with the Velomitor connected. If the voltage is not in this range, verify –24 VDC excitation voltage between SIG/B and COM/A per drawing XXXX-187-E203D Page-4 and -6.
2. Record the results on the Sign-Off Sheet.
3. Open Bently 3500 Rack Configuration Software user interface.
Pratt and Whitney Power Systems, Inc.
Commissioning Manual – Revision 4 TEMPORARY REVISION NO. 10-02
5. From Utilities, open Verification window to be able to see slot-4 or slot-6 channel vibration response bar.
6. Gently tap the sensor using a plastic screwdriver handle on the correct flange to check if the channel is setup correctly and if the channel responds to the taps.
7. Ensure the probe responds to the correct channel on Bently Monitor Verification window.
8. Repeat the process for all channels.
9. Disconnect the Velomitor® wires from channels 1, 2 and 3 terminals of A, S, and K flange on slots 4 and 6 monitors.
10. Measure the resistance between SIG/B and COM/A for each channel. Resistance should be between 1.3 and 1.5 meg-ohms. Use an ohm meter with less that 0.7-VDC open circuit voltage or the sensors circuitry may cause a false reading. (See Reference 5). Ensure that the 1 Meg-Ohm resistors are removed from the circuit.
11. Measure the ground resistance of each leg.
12. Record the results on the Sign-Off Sheet.
11.4.2 Proximitors® and the Gaps
1. Open Bently 3500 Rack Configuration Software user interface.
2. Click the Connect button to connect to the rack.
3. From Utilities, open Verification window to be able to see the slot-3 channel vibration response bar.
4. Measure the VDC output from one of the front rack Slot-3 BNC outputs.
5. Loosen the lock nut on a proximity probe.
6. Screw the probe in or out until the Gap reading is between −9.5 to −10 VDC.
7. Tighten the lock nut on the probe.
8. From Bently Monitor Verification window, the gap voltages should be observed the same.
9. Ensure the probe gap responds to the correct channel on Bently Monitor Verification window.
10. Repeat the process for all four channels.
11. Record the results on the Sign-Off Sheet.
Pratt and Whitney Power Systems, Inc.
Commissioning Manual – Revision 4 TEMPORARY REVISION NO. 10-02
11.5 Channel Test
11.5.1 A and S–flange Channel Tests 1. Setup instrumentation per Figure 11.5.1.
2. Set signal generator output per requirements on Table 11.5.1.1 and Table 11.5.1.2.
3. Repeat test for all channels in the Table 11.5.1.1 and Table 11.5.1.2.
4. Record the results on the Sign-Off Sheet.
NOTE