CTC Store Switch SB242 User's Manual
Contents
1. Overview Introduction This document contains information on the operation installation and maintenance of the SB142 SB242 Dual Output Switch Boxes This manual is an overview of the system and references the specific component manuals User manuals are provided with the system for all configurable internal components Description Common cable termination point for bringing sensor cables into a switch box for routine data collection with portable data collectors MNX10015 Rev B 4 11 2008 2 Section II Installation Mounting Steps Note The term Sensor used in the notes below refers to vibration sensors An accelerometer is a type of vibration sensor and can therefore be used whenever sensor IS referenced Portable Data Collector Access Points BNC J1 for Measurement Point A 2 Pin Output BNC J2 for Measurement Point C for Point A Measurement Locator Card 2 p r 1 os i K eee v r TA A Fa 7 r IF F i ur L GE i Pe 5 EE i 1 F A LI d J H da Pi d ea p pe Switch o T ll d a i ab MOA me T fn a a J PI JE 12 Position Blocks optional for Signal throughput not affected by switch 4 Position Blocks for Sensor Inputs Figure 1 Dual Output Switch Box Layout Examples of measurements e Dual Outputs for Temperature and Vibration BNC J1 amp 2 pin output Dynamic Vibration BNC J2 Tem2. COULD VIBRATION ANALYSIS HARDWARE Product Manual MNX10015 REV B MODEL 5B142 5B242 Dual Output Series Switch Boxes Contents Section I Overview MOdlN eee cians ec nie E EAE 2 PETN 2 Section II Installation MOUNUNO vr NN 3 Electrical CONNECTIONS cccceccececcccecccceccccececceceaceceaueceatsueausuesesueatans 6 Section IV Maintenance STON TN E 11 AE de EE 12 Figures Figure 1 Dual Output Switch Box Layout rorrrrnrrorarennarenarnnvanennnn 3 Figure 2 Mounting Bracket Placement rranonnnonnnrrnnnnnnnrvnnnnnnennnen 4 Figure 3 Conduit Entry for Switch Box rerrarrrrnnrernnrernnrrennnnennnnee 4 Figure 4 Ground Wire Placement ccccsecccssseeceseeceeeeseeeeeneeees 5 Figure 5 Earth Ground Placement ccccccccsscesseceseeeeseeeseneesaees 5 Figure 6 Identifying Cable MarksS ccccsecccsececeeeeeeeeeeeeeeaeeesaeees 6 Foue 710a ENUY Se 6 Figure 8 Bottom View for Cord Grip Installations 7 Figure 9 Connecting Cables to Switch BOx rrrarrernnrernnrrnrnnennnnr 8 Figure 9A Optional Plug in Block BOX cccccceececeeeeseeeeseeeeeeeeees 8 Figure 10 Connecting Cables to EnclosSure ccccceeeceeeeeeeeeeees 9 Figure 11 Connecting Cables to EncloSure cccccceeeeeeeeeeeeeees 9 Figure 12 Accelerometer Verification Meter rrrrnnrrrnnvrvrnvrennner 12 MNX10015 Rev B 4 11 2008 1 Section I
3. e e Run each cable through the cable entry at the bottom of the switch box e For cord grip cable entry take off the cord grip cover with bushing and run cable into enclosure hand tighten cord grip cover to base to prevent damage of cord grip e For 16 32 channel switch boxes wire tie bases are provided to help manage the cable into the box secure cables for the top two boards if applicable Tip Run rows of cable on same row as on the board for example channels 1 6 on Board 1 should be on the outer most left hand side to allow proper i i Vi i Figure 7 Cable Entry Representative Photo for lllustration Purposes only MNX10015 Rev B 4 11 2008 6 Figure 8 Bottom View for Cord Grip Installations For SB142 and SB242 Series attach sensor signal input cables as follows a Strip outer jacket of cable back 1 14 1 1 2 and remove all of the shielding b Strip red black and white insulation back 1 c Remove each terminal plug from respective channel Orientation is as follows see Figure 9 e Red White in 4 20mA applications insulated conductor wire is connected to socket A e Black insulated conductor wire is connected to socket B e White Red in 4 20mA applications insulated conductor wire is connected to socket C e Shield Drain wire is connected to ground socket GND e Depress selected position button to open terminal for respective wire Small flat blade screwdriver is recommend
4. e The SB242 Series Switch Boxes Stainless Steel Enclosures are internally grounded to the enclosure Note For SB142 Series Fiberglass Enclosure customer is required to supply wire from ground to shield ground lug located on the outside of the enclosure Option 1 For SB142 Series Switch Boxes When mounting the Switch Box to earth ground such as an Beam mount the shield ground wire behind one of the mounting brackets on the enclosure Figure 4 Figure 4 Ground Wire Placement Option 2 For SB142 Series Switch Boxes When mounting the switch box to a non grounded structure ensure the shield ground wire or customer supplied ground wire is tied to a source of earth ground Figure 5 External Ground Cable Earth SEI Ground N Figure 5 Earth Ground MNX10015 Rev B 4 11 2008 5 4 Installation of Sensor Signal Input Cable Run sensor signal input cable to the location of the switch box Ensure the correct amount of cable is allocated Splicing cable is not recommended Note For conduit installations conduit would be run to the switch box prior to completion of Step 4 BLUNT CUT END Connected in Junction Box CTC Cable Label CBXXX XXX XXX OOo nnn Cable Identification Markers lt Figure 6 Identifying Cable Marks ODE 44 44 e To help keep cable locations organized it is recommended that cables are marked on BOTH ends and exact locations of the sensors are matched with their cabl
5. ed Installation considerations for Dual Output Switchbox There are several options for consideration of installation of a Dual Output Switchbox Figure 9 Input signal options are e Temperature and Dynamic Acceleration e Dual Vibration with 4 20mA Output and Dynamic output MNX10015 Rev B 4 11 2008 7 Temperature and Dynamic Acceleration Figure 9 a Socket A Positive RED connection for the dynamic acceleration and with output on the BNC J1 and the 2 pin Output connectors b Socket B Negative BLACK connection for the dynamic acceleration and volt output for temperature c Socket C Positive WHITE connection for the voltage output for temperature with output on the BNC J2 only d Socket D Shield Drain wire connection that is directed to Earth ground For Vibration and Temperature Dual Vibration with 4 20mA output and Dynamic outputs Figure 9A a Socket A Positive WHITE connection for the dynamic acceleration and would output on the BNC J1 and the 2 pin MIL output connectors b Socket B Negative BLACK connection for the dynamic acceleration and 4 20mA velocity output c Socket C Positive RED connection for the 4 20mA signal and would output to the BNC J2 not used in this application This setup requires optional 12 position plug in block CTC JB905 2A to wire LP series sensor to the PLC DCS system The PLC DCS system the
6. healthy accelerometer Open Circuit Indicates one of the following a Cable connector is not connected to accelerometer b Cable is open circuit broken or not connected one end c Accelerometer is not functioning correctly MNX10015 Rev B 4 11 2008 10 Short Circuit Indicates one of the following a Water or contamination in the connector b Reverse Wiring and leads are reversed a Wires in switch box or cable connector amp are touching Section IV Maintenance General There are no customer replaceable parts The switch box has been designed for trouble free service under normal operating conditions Warranty If any CTC vibration analysis hardware product should ever fail we will repair or replace it at no charge CONTACT INFORMATION Connection Technology Center Inc CTC 7939 Rae Blvd Victor NY 14564 1 800 999 5290 US amp Canada 1 585 924 5900 International sales Qctconline com www ctconline com MNX10015 Rev B 4 11 2008 11
7. n provides the power for the loop in this setup using CTC s LP series sensors Figure 9A d Socket D Shield Drain wire connection that is directed to Earth ground a TE i NOTE vier ly ee WHITE A terminals not used Red Outppt PP Signal Wire Outputs Figure 9A Optional Plug in Block Optional Plug in Block CTC part JB905 2A MNX10015 Rev B JB905 2A for Vibration and 4 20mA 4 11 2008 8 Sensor Wire Inputs ar f 5 Identification of inputs Mark the Measurement Location Card with a description of each SENSOR location Repeat these steps until all cables have been wired into their respective Channel Location on the terminal strips Figure 10 Connecting Figure 11 Connecting Cables to Enclosure Cables to Enclosure lf Cord Grips are used ensure cord grip covers are securely fastened to base A wrench may be needed to ensure the bushing in the cord grip has created a tight seal around the cable entering the enclosure Note If using the remote output option with optional plug in connector JB905 2A only and terminals are used Populate appropriate number of channels for the plug s and slide into place The enclosure will have to be modified to account for the exiting cables MNX10015 Rev B 4 11 2008 9 Post Installation Procedures 1 Utilizing TM1018 Accelerometer Verification Meter Figure 12 cable conductivity sensor location and proper wiring connection
8. perature in Volts DC e Dual Outputs for Loop Power and Vibration typically not used in this application BNG J1 amp 2 pin output Dynamic Vibration BNC J2 4 20mA output e Requires optional JB905 1A Block to provide power from PLC DCS system and to LP series sensor MNX10015 Rev B 4 11 2008 3 1 For SB142 Series Switch Boxes Fiberglass Enclosure Attach the enclosed mounting brackets to the Switch Box at the pre determined locations SB242 Series Switch Boxes Stainless Steel are supplied with mounting brackets attached Note If you have purchased a switch box without cable entries provided you should add your own entry prior to mounting the switch box Note CTC does not recommend putting holes in the top of the switch boxes due to access and moisture concerns Mounting Brackets Figure 2 Mounting Bracket Placement 2 Conduit Entry lf you are running conduit to your switch box ensure the conduit cable entry enters from the bottom of the enclosure when mounted Figure 3 Note To ensure moisture will not flow into the switch box a hole should be drilled at the lowest point in the conduit to provide drainage for any moisture Correct Incorrect Drill Drain Hole Here Figure 3 Conduit Entry for Switch Box MNX10015 Rev B 4 11 2008 4 3 Grounding of the Switch Box Ensure the shield ground wire on the SB142 Series Switch Boxes Fiberglass Enclosures is connected to earth ground Not
9. s can be verified The Verification Meter will indicate if the sensor cable and or junction box is in working condition It will also confirm bias voltage of the accelerometer which will inform you of the operation of the internal accelerometer amplifier FIGURE 12 TM1018 Accelerometer Verification Meter 2 One method of confirming the correct Measurement Location and proper cable hook up utilizes two personnel an Accelerometer Verification Meter and a means of communication i e hand held walkie talkies if the sensors are not located within site of the junction box Person A will be located the Switch Box while Person B goes to each Measurement Location a Once positioned Person A will connect the TM1018 to the Data Collector Output to the switch box and turn the Channel Selector to the channel that corresponds to the referenced measurement location A NORMAL LED reading should be observed b Then Person B disconnects the cable from the accelerometer and the TM1018 should respond with an OPEN LED c Then Person B reconnects the cable to the accelerometer and the TM1018 should respond with a NORMAL LED d Repeat for each measurement location to verify that accelerometer location properly identified at the switch box The following LED Readout indicates the circuit integrity Normal Indicates proper connection and an output bias will be given indicating the health of the sensor 4 16 V indicates a
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