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Installation and Operating Manual

Capacitance

Level

Measurement

Kotron

Sentinel II

Model 804

RF Level Transmitter

Содержание Kotron Sentinel II 804 Series

Страница 1: ...Installation and Operating Manual RF Capacitance Level Measurement Kotron Sentinel II Model 804 RF Level Transmitter ...

Страница 2: ...provided by equipment may be impaired WARNING Explosion hazard Do not connect or dis connect equipment unless power has been switched off or the area is known to be non hazardous Notice of Trademark Copyright and Limitations Magnetrol Magnetrol logotype STI STI logotype Kotron and Sentinel are registered trademarks of Magnetrol International Incorporated Kotron Model 804 Sentinel II RF Level Trans...

Страница 3: ...est 11 2 5 Unit Configuration 11 2 5 1 General Configuration Instructions 11 2 5 2 Password 11 2 5 3 Operator Keypad 11 2 5 4 QuickCal 12 2 5 5 General Programming Menus 13 2 5 6 Measured Value Menu 14 2 5 7 System Configuration Menu 14 2 5 8 I O Configuration Menu 16 2 5 8 1 Discrete output settings 16 2 5 8 2 Setting 4 20 mA and communications output 17 2 5 9 Advanced Configuration Menu 18 2 5 1...

Страница 4: ... Adjusting the combina tion of the probe s diameter and length and its proximity to a ground reference can generate the necessary capaci tance required by the electronic circuitry As the media rises and falls in the tank the amount of capacitance developed between the probe and the ground reference also rises and falls The capacitance controlled oscillator circuit mounted on the probe changes the ...

Страница 5: ...al tank wall as the ground reference When doing this it is required that the probe housing make a good electrical connection to the tank wall If there is any doubt about this connection rust or using PTFE thread tape gaskets or paint may impede this connection then a separate strap should be installed between the probe housing and the tank Sensing probes should be located close to the tank wall fo...

Страница 6: ...he lowest desired level control point with conductive materials or 4 100 mm below the lowest desired level control point in non conductive materials Refer to Figure 1 2 2 1 Mounting Procedure Kotron Sentinel II Transmitters with standard probes up to and including 12 305 mm in length are shipped pre assembled Units with standard probes over 12 305 mm in length are shipped unassembled to avoid dama...

Страница 7: ... Caution Flexible probes are shipped with the cable clamp and the probe nut hand tightened The end of a flexible probe must be secured to the bottom of the tank by either attachment to a bracket or to a heavy weight in order to keep the probe taut Follow the mounting instructions below 1 Remove mylar housing insulator located over the clamp Refer to Figure 3 Caution Do not discard the mylar housin...

Страница 8: ...g cover NOTE Refer to Electrostatic Discharge Handling Procedure on page 9 19 Remove the electronics assembly from the housing by loosening the four mounting screws 20 Locate the white wire which is connected to the probe terminal P on the circuit board and connect its free end to the probe connection screw 21 Reinstall the electronics assembly into the housing Caution Check probe terminal connect...

Страница 9: ...inal Shield to the shield terminal 8 Dress wires and reassemble shield to the bracket Reinstall the electronics assembly into the housing base 9 Replace the housing cover and proceed with the wiring of the preamplifier 2 2 4 2 Preamplifier 1 Thread probe into mounting bushing on tank 2 Tighten securely making certain that the wrench is applied only to the lower probe nut Refer to Figure 4 on page ...

Страница 10: ...r cable up through the housing base as shown in Figure 5 on page 6 6 Remove the shield from the electronics assembly by removing the top mounting screw and snapping the shield off of the bracket 7 Attach the twisted pair to the daughter board refer to Figure 5 as follows Red wire to the positive screw terminal Black wire to the negative terminal Shield to the shield terminal 8 Dress wires and reas...

Страница 11: ... cable up through probe nuts until cable is taut 11 Tighten the probe nuts 12 Cut off cable 1 35 34 mm above top of upper probe nut and strip off 1 25 32 mm of insulation 13 Slide Teflon retaining bushing onto cable and seat it into the upper probe nut 14 Slide clamp onto cable and seat it in the Teflon retaining bushing 15 Tighten both socket head clamp screws to approximately 35 inches pounds to...

Страница 12: ... pins 4 Ensure that all electrical connections are completely made and none are partial or floating Ground all equipment to a good earth ground 2 4 Wiring 2 4 1 Wiring Power Supply Board For connection of power and control circuit 16 22 AWG stranded wire is acceptable Refer to Figures 6 and 7 for power supply board layout and terminal locations 2 4 1 1 Power wiring 1 Ensure that power source is tu...

Страница 13: ...de will seriously damage the instrument 2 4 2 3 RS 485 output RS 485 communication is achieved by means of a 2 wire twisted pair connected to terminal block 1 Connect the A wire from the control room converter to terminal A 2 Connect the control room converter wire B to terminal B NOTE Polarity among units in loop must be observed 3 If connecting multiple 804 units in a daisy chain configu ration ...

Страница 14: ...down into five main groups of menus MEASURED VALUES For viewing the measured values SYSTEM CONFIG Probe calibration I O CONFIG Configure the input output functions such as 4 20 mA and relays ADV CONFIG Set the unit s advanced features such as password and display options DIAGNOSTICS Enhanced troubleshooting features 2 5 2 Password The Sentinel II has a built in password system to restrict access t...

Страница 15: ... Decimal point DEL To delete an incorrectly entered character ENT For storing new values into memory I up down Used to step through the menu and or arrow keys option choices Quick calibration menu Following is a step by step procedure for using the QuickCal menu Before beginning ensure that level in the tank is at the low level 4 mA Begin at the RUN mode Key Current Menu Location Display Comments ...

Страница 16: ...Menu Select Relay Fault Relay 1 1 only Relay On SetPt Relay Off SetPt Fail safe only if Relay On SetPt Relay Off SetPt Relay On Delay Relay Off Delay Fault Mode Previous Menu Lead Lag Mode 4 20 mA Settings Comm Port Setup Level Loop Enable Disable 1 only Previous Menu ADV CONFIG Enter New Password Enter Old Password MEASURED VALUES RUN Level Loop Previous Menu Level Units Inches Feet Millimeters M...

Страница 17: ...s assumed that you are starting from the RUN mode Current Menu Location Display Action Comments Run Magnetrol Intl Normal operation This is the RUN MODE x x level units Run System Config Run System Config Access the System Config menu Use the arrow keys to scroll down until the to select display reads System Config Run System Config Level Units Select the unit of measure for Use the arrow keys to ...

Страница 18: ...es of probe coverage Run System Config Probe Calibrate Previous Menu to select Press ENT Run System Config Probe Calibrate Cal Pt 2 HI to select Access the upper calibration point menu Set up for the upper calibration reference point Run System Config Probe Calibrate Cal Point 2 HI Initialize to select Reset the Cal Pt 2 HI to zero The first time the unit is calibrated and when changing Cal Pt 2 H...

Страница 19: ... X XX in Set the relay energize point Enter the level at which you want the output to energize Run I O Config Relay Settings Select Relay Relay Off point X XX in Set the relay de energize point Enter the level at which you want the output to de energize Run I O Config Relay Settings Select Relay Fail safe DNRG Set point Select the fail safe condition This step will only appear if the Relay On and ...

Страница 20: ...Point x xx in Set the 4 mA level Enter the level of the desired 4 mA output Run I O Config 4 20 mA Settings 20 mA Point x xx in Set the 20 mA level Enter the level of the desired 20 mA output Run I O Config 4 20 mA Settings Fault Mode off Set the output state on fault Select the state of the 4 20 mA Output in the event of a unit fault Use the arrow keys to select the fault option 3 5 mA 22 mA or H...

Страница 21: ...y Level Set the display for the run mode Set the display variable for the RUN mode Run Adv Config Change Password Change Password to select Change the unit s password Press ENT only if you want to change the password press the down arrow to skip Enter the current system password press ENT Then enter the new password press ENT Enter the new password again press ENT Run Adv Config Adjust Loop Pts Ad...

Страница 22: ... Press ENT twice Enter the value of the desired output current Press ENT The 4 20 mA output is now at the desired loop current Press ENT when finished Run Diagnostics Signal Values Signal Values to select Access the Signal Values menu View actual signal readings from the electronics probe and preamplifier Run Diagnostics Signal Values CCO Int Cap x xx uS Check the function of the internal oscillat...

Страница 23: ...0 mA output Once the desired loop current is entered the Model 804 will drive the output loop to this current value 3 1 3 Signal Values The Signal Values menu provides a means of examining the signals between the probe and the CCO Capacitance Controlled Oscillator The three signals are 3 1 3 1 CCO int cap This signal represents the time period of the oscillator using the internal test capacitor Th...

Страница 24: ...e wire Check the interconnection wire between the probe and the preamplifier Shorted probe Probe resistance between the center connection and mount ing nut is less than 1 megohm Possible causes include a bare probe in conductive media or a damaged insulated probe in a conductive media Check the probe resistance by connecting an ohmmeter between the center connec tion and the mounting nut If the re...

Страница 25: ...ss III NEMA 4X IP65 CSA 804 XXXX 23X Explosion proof Class I Div 1 Groups C D 804 XXXX 33X Insulated probes only Class II Div 1 Groups E F G Class III Type 4X Integral units Class I Div 1 Groups C D Explosion proof with Class II Div 1 Groups E F G I S probe Class III Type 4X 804 XXXX 53X Remote units Class I Div 1 Groups B C D 804 XXXX 63X Explosion proof Class II Div 1 Groups E F G Class III Type...

Страница 26: ...rtification installation shall be as speci fied by Canadian electric code Hazardous Location Intrinsically Safe for Class I Div 1 Groups A B C and D Class II Div 1 Groups E F and G Class III NEMA 4X IP65 Hazardous Location Explosion proof for Class I Div 1 Groups B C and D Dust ignition proof for Class II Div 1 Groups E F and G Class III NEMA 4X IP65 INTRINSIC SAFETY Model 804 XXXX 53X and 804 XXX...

Страница 27: ...a entry 16 button keypad Display 2 line 16 character LCD display Continuous output Signal Active 4 20 mA isolated reversible max 1000 ohms loop resistance Passive 4 20 mA isolated reversible max 1000 ohms loop resistance Dependent on power supply Range 5 pF minimum 50 000 pF maximum Damping 0 90 seconds Discrete output Set point range 0 50 000 pF Adjustable differential range 0 5 pF minimum 50 000...

Страница 28: ...tional mounting flange 50 13 Typical plugged G D 2 1250 3 1875 5 2500 6 2 95 75 B Rotation clearance 1 A C G inches mm Figure 11 Remote Mount with Flexible Probe Figure 13 Optional Weight P N 004 4355 001 Figure 12 Optional Anchor Assembly P N 032 8814 001 2 Holes 38 10 Dia 1 2 NPT or 3 4 NPT 3 00 76 2 00 51 2 37 60 3 50 89 B Rotation clearance plugged 1 A G E G F 3 Optional mounting flange 2 1250...

Страница 29: ... 82 3 00 76 4 63 118 Dia 2 I L Figure 14 Remote Mount with Standard Rigid Probe 3 3 Specifications 3 3 2 Dimensional cont inches mm Conduit Connections G NEMA 4X 7 9 3 4 NPT remote probe housing Single conduit NEMA 4X 7 9 1 NPT Dual conduit NOTES Allow 8 inches 203 mm overhead clearance for cover removal Standard process connection is 3 4 NPT Consult probe brochure Magnetrol 50 125 STI 95 133 for ...

Страница 30: ... Z30 2211 002 4 20 RS 485 Z30 2211 003 6 Power supply board 120 VAC 0 relays Z30 2212 003 2 relays Z30 2212 002 4 relays Z30 2212 001 240 VAC 0 relays Z30 2212 006 2 relays Z30 2212 005 4 relays Z30 2212 004 24 VDC 0 relays Z30 2212 009 2 relays Z30 2212 008 4 relays Z30 2212 007 7 KISO board Explosion proof Z30 2411 002 Intrinsically safe Z30 9005 001 8 Remote housing base Aluminum 004 9104 001 3...

Страница 31: ... gold flash contacts D 4 10 amp SPDT relays w gold flash contacts 1 4 20 mA 5 4 20 mA w RS 485 Modbus ANALOG OUTPUT COMMUNICATIONS 0 120 VAC 1 240 VAC 2 24 VDC INPUT POWER 8 0 4 3 0 804 Kotron Sentinel II RF Level Transmitter R NEMA 4X7 9 aluminum die cast 1 NPT Y NEMA 4X7 9 aluminum die cast 1 NPT w 316 SS CCO housing remote only BASIC MODEL NUMBER ELECTRONIC HOUSING ALARM CONTROL OUTPUT MOUNTING...

Страница 32: ...r labor and the parts required to rebuild or replace the equipment In some cases it may be expedient to ship replacement parts or in extreme cases a complete new control to replace the original equipment before it is returned If this is desired notify the factory of both the model and serial numbers of the control to be replaced In such cases credit for the materials returned will be determined on...

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