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Thermal Dispersion

Flow/Level/Interface

Switch

Model TD2

with low flow body

Model TD2

with spherical probe

Model TD1

with twin-tip probe

Thermatel

®

Model TD1/TD2

Installation and Operating Manual

Summary of Contents for Thermatel TD1

Page 1: ...Thermal Dispersion Flow Level Interface Switch Model TD2 with low flow body Model TD2 with spherical probe Model TD1 with twin tip probe Thermatel Model TD1 TD2 Installation and Operating Manual...

Page 2: ...tic dis charge To prevent equipment damage observe safety procedures when working with electrostatic sensitive components WARNING Explosion hazard Do not connect or dis connect equipment unless power...

Page 3: ...tion 14 2 6 3 1 Unable to Change Flow Rate 14 2 6 4 Advanced Calibration Procedure TD2 15 3 0 Reference Information 3 1 Description 15 3 2 Theory of Operation 15 3 3 Fault Detection 16 3 4 Resistance...

Page 4: ...repancies to the factory Check and record the serial number for future reference when ordering parts Serial Number 2 2 Electrostatic Discharge ESD Handling Procedure Magnetrol electronic instruments a...

Page 5: ...he sensor and insert the sensor into the threaded connection Caution Tighten unit only at the wrench flats on the sensor using an open end wrench DO NOT use the instrument head to tighten the switch t...

Page 6: ...orm Relay Connections refer to Figure 6 for TD1 or Figure 7 for TD2 electronics 6 Prevent moisture seepage into housing by installing an approved seal drain fitting in the conduit run leading to the u...

Page 7: ...dry Refer to the following chart Power Flow Level Fail Safe Position Relay Coil Relay Terminal NC to CO NO to CO On High HLFS De energized Closed Open LLFS Energized Open Closed On Low HLFS Energized...

Page 8: ...ted to terminals 1 through 6 in the sensor enclosure The cable shield is connected to the green ground screw Refer to Figure 8 for the pin numbers NOTE The six conductors must be wired so that each te...

Page 9: ...is Temperature Compensation Reduce set point drift See sensor table below Default is on Media Select gas or liquid media type See sensor table below Default is liquid L Use gas G position only for ga...

Page 10: ...t This represents a safe mode 2 5 3 LED Initialization The TD1 TD2 has an initializing period to allow the sensor to heat up TD1 The red LED will blink slowly during the initial ization period TD2 All...

Page 11: ...el Fail safe HLFS The switch goes into alarm under a wet high level condition or if the flow rate has increased above the set point On the TD2 the green and yellow LEDs will be on at low flows or low...

Page 12: ...n switch down b Turn alarm potentiometer counterclockwise until red LED turns on c Turn alarm potentiometer clockwise until red LED turns off d Repeat steps b and c several times leaving the red LED o...

Page 13: ...erclockwise until the red LED turns on 6 Repeat steps 4 and 5 several times leaving the red LED in the on position 7 Resume full flow The alarm should reset 8 Reduce flow to no flow or the desired ala...

Page 14: ...w Alarm a Set fail safe to LL position b Rotate alarm potentiometer counterclockwise until the red LED turns on c Rotate alarm potentiometer clockwise until the red LED goes out d Repeat steps b and c...

Page 15: ...ensing changes in heat transfer caused by the flowing media The TD1 is the basic version while the TD2 offers advanced options including LED indication of flow level optional remote electronics mA out...

Page 16: ...k and the relay will de energize In the TD2 the mA output will go to less than 3 6 mA if low level fail safe is selected or greater than 22 mA if high level fail safe is detected If a fault is detecte...

Page 17: ...TER HTR at and FAULT FLT off or run HEATER HTR at Light stays on check resistance to determine if a problem exists with the probe or electronics Refer to Section 3 4 Resistance Values on page 17 Probe...

Page 18: ...sers 3 6 2 Probe Replacement NOTE The switch will require recalibration section 2 6 following probe replacement 3 6 2 1 Integral Electronics Removal of probe 1 Make sure the power source is turned off...

Page 19: ...e of bezel is evenly seated in the housing 4 Replace housing cover 5 Apply power 6 Recalibrate as described in Section 2 6 3 6 2 2 Remote Electronics TD2 only 1 Make sure the power source is turned of...

Page 20: ...db IIC T5 T4 Ga Gb II 1 2 G Ex db ib IIC T5 T4 Ga Gb 40 C Ta 70 C TXX XHXX XCX Ex db Flame Proof IEC Ex db IIC T5 T4 Gb IP66 40 C Ta 70 C Zone 0 in conjunction with hermetically sealed relay Probe mu...

Page 21: ...ons of Use 1 The enclosure contains aluminum and is considered to present a potential risk of ignition by impact or friction Care must be taken during installation and use to prevent impact or frictio...

Page 22: ...vel Switch 3 8 Replacement Parts 3 8 1 Model TD1 1 2 3 4 Item Description Part Number 1 Aluminum Cover 089 6607 XXX Consult Factory 2 O ring 012 2201 237 3 Electronic module with bracket 089 7250 001...

Page 23: ...T relay use with TD2 XD0X X3X and TD2 XD0X XGX Integral 8th digit 0 Remote 8th digit 1 AC 4th digit 7 089 7250 002 089 7250 004 DC 4th digit 8 089 7250 003 089 7250 005 Electronic Module 1 amp Hermeti...

Page 24: ...ors Air 0 1 to 500 SFPS 0 03 to 150 Nm s Time Delay TD2 only 0 100 seconds adjustable time delay in addition to sensor response Repeatability 1 at constant temperature Enclosure Material Cast aluminum...

Page 25: ...C TXD Monel 2 5 cm 2500 psig 172 bar 2125 psig 146 bar 1980 psig 136 bar 3 130 7 330 cm 1200 psig 82 bar 1020 psig 70 bar 950 psig 65 bar Spherical Tip TXA TXB 2 130 5 330 cm 600 psig 41 bar 490 psig...

Page 26: ...Model TD2 Integral Electronics with Spherical Tip Probe 4 13 105 4 00 102 Insertion length 875 23 Dia 1 8 46 Typical Insertion length NPT Threads 875 23 Dia 4 00 102 Without Window 4 43 113 With Windo...

Page 27: ...Remote not available on enclosure codes 4 5 AGENCY 3 General Purpose FM CSA Class I Division 1 2 C ATEX IECEx Ex d ib Zone 0 G ATEX IECEx Ex d Zone 1 ENCLOSURE TYPE CONDUIT CONNECTION 0 Aluminum A356...

Page 28: ...F Flange 25 1 600 ASME RF Flange 33 11 2 150 ASME RF Flange 34 11 2 300 ASME RF Flange ASME RAISED FACE FLANGE CONNECTIONS 35 11 2 600 ASME RF Flange 43 2 150 ASME RF Flange 44 2 300 ASME RF Flange 45...

Page 29: ...2 150 ASME RF Flange 44 2 300 ASME RF Flange 45 2 600 ASME RF Flange 47 2 900 1500 ASME RF Flange 48 2 2500 ASME RF Flange BA DN 25 PN 16 EN 1092 1 Type A BB DN 25 PN 25 40 EN 1092 1 Type A BC DN 25 P...

Page 30: ...mm increments Examples 50 mm code 005 3300 mm code 330 Note Use code 003 for minimum length of 25 mm 01 1 2 NPT Thread 11 3 4 NPT Thread 21 1 NPT Thread PROCESS CONNECTION SIZE TYPE INSERTION LENGTH...

Page 31: ...Connecting Cable General Purpose FM CSA 10 feet minimum to 500 feet maximum length Example 12 feet code 012 CONNECTING CABLE IN FEET 0 3 7 3 1 8 6 3 meters minimum to 152 meters maximum length Example...

Page 32: ...erials that are returned it is essential that a Return Material Authorization RMA number be obtained from the factory prior to the material s return This is available through your MAGNETROL local repr...

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