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Emerson Fisher 4196 Data Sheet

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1. 6 to 30 psig Differential Gap Output m 0 and 1 4 bar 0 and 20 psig or m 0 and 2 4 bar 0 and 35 psig Action Field reversible between m direct increasing sensed temperature increases output pressure or IM reverse increasing sensed temperature decreases output pressure Process Scale Matched to the range of the sensing element as standard Optional scales available Supply and Output Connections 1 4 NPT internal Supply Pressure Requirements 2 See table 3 Supply Pressure Medium Air or natural gas 3 Remote Set Point Pressures m 0 2 to 1 0 bar 3 to 15 psig or m 0 4 to 2 0 bar 6 to 30 psig Table of Contents Leatiles uh PR LX uA 4 Construction Features 6 Principle of Operation 7 Proportional Only 7 lt lt 7 Proportional Plus Reset Plus Rate Controllers 7 Differential Gap Controllers 7 Anti Reset Windup Option 7 4196 Temperature Controllers D200054X012 Maximum Allowable Pressure in Closed Vessel For Temperature Element Assembly 4 9 7 mm 3 8 Inch Diameter Temperature Bulb 69 bar 1000 psig 14 3 mm 9 16 Inch Diameter Temperature Bulb 34 5 bar 500 psig Construction Materials See table 4 Controller Adjustments Proportional Band 5 to 500 of process scal
2. 4196A X 4196 X X 4196AM X X 4196 X X X 4196B X 4196 X X 4196BF X X 4196 X X X 4196BM X X 4196 X X X 4196BFM X X X 4196 X X X X 4196C X 4196 X X 4196CF X X 4196 X mus X X 4196CM X X 4196 X see X X 4196CFM zei X ER X X Ries 4196CFME bee X MS X X X 4196S X 41965 X X 4914HSM X X 41965 X X X 1 Reverse acting constructions are designated by an R added to the type number Product Bulletin 34 6 4196 4196 Temperature Controllers May 2013 D200054X012 Table 2 Available Temperature Ranges of Temperature Bulbs ELEMENT OPERATING TEMPERATURE MAXIMUM TEMPERA TURESUAM RANGE RANGE BULB DIAMETER OVERRANGE LIMITSC TEMPERATURE 3 CMinimum CMaximum CMinimum CMaximum Oto 100 10 150 100 100 50 to 150 15to 150 95 40 200 230 15to 85 25 135 150 150 Oto 150 30 to 160 15 225 20 to 40 30 t
3. Also no interaction occurs when the set point and proportional band are adjusted Vibration Resistance The simple design and low mass of internal parts allow the controller to withstand the vibrations found in most plant environments process temperature and deviation from set point at a glance Two other gauges monitor supply and output pressures Low Air Consumption The relay and nozzle design reduces steady state air consumption to as low as 0 09 m3 h 3 5 scfh m Corrosion Resistance Tough plastic housing resists corrosive environments Internal constructions are available to resist corrosive supply pressure media such as sour gas Product Bulletin 4196 Temperature Controllers 34 6 4196 D200054X012 May 2013 Table 3 Supply Pressure Data Normal Operating Supply Maximum Pressure to Prevent Pressure Internal Damage 2 0 2 to 1 0 or 0 and 1 4 differential gap n 28 at 0 4 to 2 0 or 5o od 0 and 2 4 differential gap 3 to 150r 0 and 20 differential gap 20 0 M 6 to 30 or 35 40 0 and 35 differential gap 1 If this pressure is exceeded control stability may be impaired 2 If this pressure is exceeded damage to the controller may result Table 4 Construction Materials Part Standard Material Optional Material Menge p s Case and cover Polyester plastic Ex
4. 9 m3 hr 295 scfh Mounting i i imits 2 7 Operative Ambient Temperature Limits Controller can be mounted on m actuator m panel 40 to 70 C 40 to 160 F m wall orm pipestand Complies with the requirements of ATEX Group II Category 2 Gas and Dust Approximate Weight 260 4 5 kg 10 Ib Note Specialized instrument terms are defined in ANSI ISA Standard 51 1 Process Instrument Terminology 1 Consult your Emerson Process Management sales office for additional information 2 The pressure temperature limits in this document and any applicable standard or code limitation should not be exceeded 3 This product can be used with natural gas Natural gas should not contain more than 20 ppm of H2S 4 At 40 C 100 F 5 Normal m3 hr normal cubic meters per hour m3 hr 0 C and 1 01325 bar absolute Scfh standard cubic feet per hour ft3 hr at 60 F and 14 7 psig 6 Without auto manual switch With auto manual switch air consumption is 10 0 scfh 0 28 normal m3 hr for either output range 7 Also for transportation and storage limits Table 1 Available Configurations CONFIGURATIONS TYPE Proportional Proportional Proportional Plus Differential Anti Reset Remote Set Internal Auto NUMBER Only Reet Reset Plus Rate Gap Windup Point Manual Station 2 Suffix Letter Suffix Letter Suffix Letter Suffix Letter Suffix Letter Suffix Letter A Suffix Letter B c S F M E
5. AL LOADER MANUAL LOADER KNOB E PLASTIC TUBE METAL BALL MANUAL e POSITION AUTO MANUAL 4 SWITCH OUTPUT PRESSURE TO CONTROL DEVICE Figure 5 Schematic of External Feedback Option TO RESET TO BELLOWS NOZZLE OUTPUT RESET VALVE RELAY TO PROPORTIONAL SUPPLY BELLOWS PRESSURE EXTERNALFEEDBACKTO SUPPLY PRESSURE OUTPUT OF HIGH OR LOW SELECT RELAY OUTPUT PRESSURE nozze PRESSURE ARRAS 27 RESET PRESSURE 4196 Temperature Controllers D200054X012 Installation In a typical installation a 4196 temperature controller mounts on a pipestand The capillary tube length determines the installation site When installing a controller the vent must point down When the temperature bulb dimensions shown in table 5 and figure 6 is used within a closed vessel the bulb screws into a bushing see figure 7 that penetrates the vessel Where pressure within the closed vessel exceeds the limits of the temperature Product Bulletin 34 6 4196 May 2013 bulb or when the process fluid is corrosive the temperature bulb screws into a thermowell see figure 7 that penetrates the vessel Lag type bushings and thermowells also shown in figure 7 are used where extra length is required such as installation in a process vessel that is coated with insulation Dimensions for bushings and thermowells are shown in figure 7 and tables 6 and 7 See figure 8 for basic controller dimensions Figure 9 shows dime
6. E BELLOWS OUTPUT RELAY SUPPLY PRESSURE RATE VALVE RESET VALVE PROPORTIONAL PLUS RESET PLUS RATE CONTROL WITH ANTI RESET WINDUP 4196 Temperature Controllers D200054X012 Figure 3 Schematic of Reset Rate Option RELAY OUTPUT PRESSURE RESET RATE RESET PROPORTIONAL BELLOWS BELLOWS 19A5000 A A3237 2 Remote Set Point Option The optional capability to change the controller set point from a remote location is available with all 4196 controllers This option is designated by the suffix letter M in the type number Product Bulletin 34 6 4196 May 2013 Auto Manual Option Controllers with the auto manual option designated by the suffix letter E in the type number have piping on the output side of the relay as shown in figure 4 Supply pressure to the relay is also applied to the manual loader The manual loader functioning as a regulator applies pressure to one side of the plastic tube and to the auto manual switch Output pressure from the relay registers on the other side of the plastic tube as well as in the auto manual switch When the auto manual switch is the MANUAL position the output of the manual loader becomes the output of the controller The output of the manual loader is adjustable using the manual loader knob When the auto manual switch is in the AUTO position the output of the relay is channeled through the switch to become the output of the controller Before the auto
7. HERMOWELLS WITH 76 mm 3 INCH LAGGING mm INCH Notes 15Tolerances for this dimension are as follows 1 5 mm 0 06 inch when length is 305 mm 12 inches or less 3 2 mm 0 125 inch when length is greater than 305 mm 12 inches 2 27 8 hex for 3 8 inch temperature bulb 1 1 8 inch hex for 9 16 inch temperature bulb A3240 3 Table 6 Bushing Dimensions BUSHINGS WITHOUT TEMPERATURE BULB LAGGING BUSHINGS WITH LAGGING 1 DIAMETER AQ0 B D E mm Inch mm Inch mm Inch mm Inch mm Inch mm Inch mm Inch 10 3 8 1 2 14 NPSM 11 0 44 11 0 44 11 0 44 12 0 47 113 4 44 11 0 44 14 9 16 1 20 UNEF 19 0 75 16 0 63 19 0 75 17 0 66 121 4 75 16 0 63 1 Seat area per SAMA Standard RC 17 10 Table 7 Thermowell Dimensions TEMPERATURE BULB DIAMETER B U INSERTION LENGTH A Inch mm Inch mm Inch 191 75 1 2 14 NPT 16 0 63 10 3 8 1 2 14 NPSM 2B 267 10 5 3 4 14 NPT 20 0 77 206 16 191 7 5 267 10 5 14 9 16 3 4 14 NPT 22 0 88 1 20 UNEF 2B 406 16 610 24 1 Seat area per SAMA Standard RC 17 10 4196 Temperature Controllers D200054X012 Figure 8 Controller Dimensions 148 5 81 1 4 18 NPT EXTERNAL FEEDBACK CONNECTION WHEN APPLICABLE 4196B ONLY 1 4 18 NPT 1 4 18 NPT 1 4 18 NPT VENT CONNECTION CAPILLARY TUBE BOTTOM VIEW A3239 3 Figure 9 Mountin
8. Product Bulletin 4196 Temperature Controllers 34 6 4196 D200054X012 May 2013 Fisher 4196 Temperature Indicating Controllers Fisher 4196 temperature indicating controllers show process temperature with an operator adjusted set process temperature and set point on an easy to read point The controller delivers a pneumatic signal to a process scale The controllers are used in industries control element The control element changes the requiring accurate process monitoring and process temperature toward the set point temperature control Controller types are available for proportional only A temperature bulb figure 6 measures process proportional plus reset proportional plus reset plus temperature A 4196 controller then compares rate and differential gap for on off control SET POINT ADJUSTMENT PROCESS TEMPERATURE INDICATOR SUPPLY PRESSURE GAUGE OUTPUT PRESSURE GAUGE PIPESTAND MOUNTED CONTROLLER ws5824 INTERIOR OF CONTROLLER is EMERSON Process Management www Fisher com Product Bulletin 34 6 4196 May 2013 Specifications Available Configurations See table 1 Process Sensor Range Input Signal Type Temperature between 73 and 371 C 100 and 700 F See table 2 for available ranges Minimum Span 60 C or 100 F Maximum Span 300 C or 600 F Output Signal Proportional or Proportional Plus Reset Range m 0 2 to 1 0 bar 3 to 15 psig or m 0 4 to 2 0 bar
9. ange and backs the flapper away from the nozzle until the controller reaches a point of equilibrium The set point adjustment changes the proximity of the nozzle and flapper as does a change in process temperature except that when the set point is changed the nozzle moves with respect to the flapper The proportional band adjustment knob positions the nozzle on the flapper Increasing widening the proportional band moves the nozzle to a position on the flapper where less flapper motion occurs decreasing the gain of the controller Decreasing narrowing the proportional band moves the nozzle toward a position where more flapper motion occurs increasing the gain Controller action is changed from direct to reverse by turning the proportional band adjustment knob to position the nozzle to a point on the flapper where the direction of the flapper motion versus input motion is reversed see flapper detail in Product Bulletin 34 6 4196 May 2013 figure 2 With the controller in the reverse acting mode an increase in process temperature causes a decrease in output pressure Proportional Plus Reset Controllers 4196B This controller operation is similar to that of proportional only controllers except that output pressure is fed back to the reset bellows as well as to the proportional bellows In operation proportional plus reset controllers minimize the offset between the process temperature and set point Proportional Plus Res
10. capability of adjusting the set point from a remote location is available as an option with all 4196 controllers Auto Manual Capability An optional internal auto manual station permits smooth bumpless transfer between automatic control and manual operation without disturbing the controller output A positive acting two position 4196 Temperature Controllers D200054X012 switch showing either automatic or manual control mode is clearly visible with the controller cover closed External Feedback In controller override applications this option minimizes reset windup in the secondary controller This option is available only with the two mode 4196B controllers Principle of Operation The schematic diagram in figure 2 emphasizes detail of construction variations between control modes Refer to table 1 to relate type number suffixes to the construction variations Proportional Only Controllers 4196A The input element is connected to the process pointer and to the flapper by connecting links As the process temperature increases in a direct acting controller the flapper moves toward the nozzle restricting flow through the nozzle and increasing nozzle pressure When this occurs relay action increases the output pressure delivery of the controller Output pressure is fed back to the proportional bellows The action of the proportional bellows counters the flapper movement that resulted from the process temperature ch
11. e range Reset Adjustable from 0 01 to more than 74 min per repeat from 100 to less than 0 0135 repeats per min Differential Gap Controllers Adjustable from 1 to 100 of process scale range Set Point Continuously adjustable from 0 to 100 of the scale range Controller Performance Repeatability 0 426 of output span Dead Band Less than 0 426 of process scale range Time Constant of Temperature Bulb 6 to 12 seconds for a 93 C 200 F span bare bulb in agitated liquid Steady State Air Consumption gt 6 0 2 to 1 0 Bar 3 to 15 psig Output 0 09 m3 hr 3 5 scfh 0 4 to 2 0 Bar 6 to 30 psig Output 0 13 m3 hr 5 0 scfh Delivery Capacity 5 0 2 to 1 0 Bar 3 to 15 Psig Output continued 6 4 m3 hr 240 scfh 0 4 to 2 0 Bar 6 to 30 Psig Output 9 4 m hr 350 scfh Remote Set Point Option 9 Auto Manual Station 9 External Feedback Option 10 Installati n t 11 Ordering 14 Applications 14 Constr ction Rer ree 14 Product Bulletin 4196 Temperature Controllers 34 6 4196 D200054X012 May 2013 Specifications continued Exhaust Capacity 5 Housing 0 2 tol 0 Bar 3 to 15 Psig Output Designed to NEMA 3 Weatherproof and IEC 529 5 0 m hr 186 scfh IP54 specifications 0 4 to 2 0 Bar 6 to 30 Psig Output 7
12. et Plus Rate Controllers 4196C Figure 3 shows details of the reset rate option Controllers with this option have a rate valve an adjustable restriction that momentarily maintains the controller gain to accelerate the corrective action for slow temperature systems A proportional plus reset plus rate controller responds to a change in process temperature as follows First the rate action delays the gain reduction just long enough to allow the system to respond to the change but not long enough for the system to become unstable Then the low gain provided by the proportional action keeps the system stable Finally reset action slowly increases the gain and returns the process temperature toward set point Differential Gap Controllers 4196S In this version feedback pressure does not counteract the change in flapper position Instead the change is reinforced because feedback pressure is piped directly to the reset bellows only This construction causes the controller output to switch from full supply pressure to Zero pressure or vice versa Anti Reset Windup Option Anti reset windup is available on all 4196B and 4196C controllers and is designated by the suffix letter F in the type number The differential relief valve operates when the difference between proportional bellows pressure and reset bellows pressure reaches a predetermined value Anti reset windup reduces overshoot of the process temperature that can result from
13. g Dimensions ur 92 3 62 HORIZONTAL PIPE 222 8 75 4 GT 62 2 43 36A9757 A SIDE VIEW VERTICAL PIPE PIPESTAND MOUNTING B1847 2 SUPPLY PRESSURE CONNECTION CONTROLLER OUTPUT CONNECTION Product Bulletin 34 6 4196 May 2013 1 4 18 NPT REMOTE SET CONNECTION WHEN APPLICABLE 3 HOLES 36A9759 A REAR VIEW 268 10 56 mm FRONT VIEW REAR VIEW INCH 84 3 29 161 63 6 35 VIEW VIEW 36A9761 B 0 50 DIMENSIONS OF PANEL CUTOUT REAR VIEW PANEL MOUNTING WALL MOUNTING mm INCH 13 Product Bulletin 34 6 4196 May 2013 Ordering Information Applications When ordering specify 1 Description of the service 2 Temperature range of the process 3 Ambient temperature 4 Velocity of the process fluid if measuring the temperature of a process fluid flowing through a pipe 5 Pressure in the process vessel if closed 6 Bushing or thermowell Specify either busing or thermowell If required when the temperature bulb 4196 Temperature Controllers D200054X012 is used in a closed vessel Refer to figure 7 for available sizes Specify straight shank or tapered shank thermowell Tapered shank thermowells with their high strength to weight ratio permit operation in higher process fluid velocities than do straight shank thermowells Construction Refer to the S
14. large or prolonged deviation from set point This option can be adjusted to operate on either increasing or decreasing output pressure Product Bulletin 34 6 4196 May 2013 4196 Temperature Controllers D200054X012 Figure 2 Schematic of Fisher 4196 Temperature Controllers MANUAL SET POINT ADJUSTMENT PROPORTIONAL BELLOWS PROCESS POINTER REMOTE SET POINT CONNECTED HERE INPUT ELEMENT CONNECTED HERE CONNECTING LINK BEAM FLAPPER SUPPLY PRESSURE NOZZLE OUTPUT PRESSURE NOZZLE PRESSURE NEEE RESET PRESSURE RESET BELLOWS VENTED REVERSE ACTION QUADRANT PROPORTIONAL BAND ADJUSTMENT FEEDBACK LINK lo FEEDBACK MOTION FLAPPER PIVOT DIRECT ACTION SS QUADRANT INPUT MOTION FLAPPER DETAIL OUTPUT PRESSURE TO CONTROL DEVICE RELAY SUPPLY PRESSURE PROPORTIONAL ONLY CONTROL TORESET BELLOWS TO PROPORTIONAL BELLOWS OUTPUT TO TO TO RESET NOZZLE TO BELLOWS OUTPUT PROPORTIONAL BELLOWS PRESSURE RATE VALVE RESET VALV PROPORTIONAL PLUS RESET PLUS RATE CONTROL 46A9764 C 0573 1 QU PROPORTIONAL m RELAY 3 5 d RELAY TO TO RESET NOZZLE BELLOWS TO TO RESET NOZZLE BELLOWS SUPPLY PRESSURE SUPPLY PRESSURE RESET VALVE RELIEF VALVE DIFFERENTIAL GAP PROPORTIONAL PLUS RESET CONTROL CONTROL WITH ANTI RESET WINDUP 38 TO RESET BELLOWS PROPORTIONAL NOZZL
15. manual switch is operated the output of the relay must equal the output of the manual loader to avoid bumping the process Adjusting the set point varies the pressure on the left hand side of the plastic tube Adjusting the manual loader knob varies the pressure on the right hand side When the pressures are equal the metal ball is centered in the tube Pressure imbalance will force the ball to one end of the tube where it forms a seal blocking air flow through the tube Product Bulletin 34 6 4196 May 2013 Figure 4 Schematic of Auto Manual Option AUTOMATIC POSITION SWITCH OUTPUT PRESSURE TO CONTROL DEVICE RELAY SUPPLY PRESSURE RELAY OUTPUT PRESSURE SUPPLY PRESSURE Ej MANUAL LOADER OUTPUT PRESSURE 48A5230 A A2927 1 External Feedback Option External feedback is available with all 4196B controllers Controllers with this option have an external process connection on the bottom of the controller case see figure 8 This connection breaks the positive feedback reset loop inside the controller and brings it outside see figure 5 The connection allows the positive feedback loops of two controllers primary and secondary to be tied together when the controllers are used in an override application Thus connected the feedback loop of the secondary controller tracks the primary controller minimizing reset windup AUTO MANUAL 4196 Temperature Controllers D200054X012 MANU
16. nsions for specific mounting configurations Figure 6 Dimensions for Temperature Bulb with Adjustable Union also see table 5 AS SPECIFIED T Fi 6 4 ARMOR Notes mm INCH 1 gt Available in 4 6 and 7 6 m 15 and 25 foot lengths Minimum bending radius is 25 mm 1 inch 2 gt Bendable extension length Minimum bending radius is 32 mm 1 1 4 inch 3 Temperature bulb may be used with either bushing or thermowell connection parts per SAMA RC6 10 38A2273 E A6921 1 Table 5 Dimensions for Temperature Bulb with Adjustable Union TEMPERATURE SPANS DIMENSION SAMA STYLE J X Y 1 Inch mm Inch mm Inch Adjustable Union 100 and 150 200 and 300 1 2 14 NPSM 445 17 50 145 5 70 10 0 38 Standard Construction 60 150 through 300 100 and 150 300 through 600 1 20 UNEF 2A 584 23 00 178 7 00 14 0 56 1 NPSM National Straight Pipe Threads for Mechanical Joints UNEF Unified Thread Extra 11 Product Bulletin 34 6 4196 May 201 3 Figure 7 Bushing and Thermowell Dimensions also see tables 6 and 7 5 BUSHINGS WITH 76 3 INCH LAGGING 4196 Temperature Controllers D200054X012 D B Wty f 454 E j C XXX YT 3 4 NPT 121 THERMOWELLS WITHOUT LAGGING 4 75 Ee _ 100 X Ud SS cm ji T
17. o 95 26 70 60 60 01060 30 to 95 6 90 190 60 to 120 38 to 150 54 150 75 075 75to 135 14 3 90 150 150 150 50 to 200 5 to 200 35 275 400 170 200 to 200 75 to 230 20 300 275 300 to 300 75 to 370 30 450 590 FMinimum F Maximum Inch F Minimum F Maximum PE to 200 20 300 175 200 50 to 250 0 to 300 30 350 100 to 300 3 8 80 400 450 250 300 0 to 300 25 to 325 30 450 Oto 100 10 150 100 100 5010 150 2210200 40 200 Units 375 100 to 200 75 to 300 65 250 125 150 50 to 200 25to 225 9 16 35 275 270 300 100 to 400 25 to 400 70 550 300 400 0 to 400 100 to 450 40 600 730 525 600 0 to 600 100 to 700 60 900 1100 1 Contact your Emerson Process Management sales office about other spans and ranges 2 All temperature bulbs are tested to 50 percent of overrange limits With travel stops in place if the overrange limits are exceeded the controller may require recalibration 3 With travel stops in place temperatures in excess of these values may cause permanent damage to the temperature element Features m Highly Visible Display Two red pointers on a 114 mm 4 1 2 inch white on black scale show Easy Maintenance Simple design allows fast easy maintenance and minimal spare parts inventory Easy Adjustment Adjusting the set point adjusting the zero and span of the process pointer and switching between direct and reverse action are accomplished quickly and without special tools
18. pecifications section and the Construction Features section Carefully review each specification and feature specifying your choice whenever a selection is offered Pipestand mounting hardware will be supplied unless some other mounting method is specified Refer to table 1 for type numbers add R to any type number if reverse action is desired Product Bulletin 4196 Temperature Controllers 34 6 4196 D200054X012 May 2013 Product Bulletin 34 6 4196 4196 Temperature Controllers May 2013 D200054X012 Neither Emerson Emerson Process Management nor any of their affiliated entities assumes responsibility for the selection use or maintenance of any product Responsibility for proper selection use and maintenance of any product remains solely with the purchaser and end user Fisher is a mark owned by one of the companies in the Emerson Process Management business unit of Emerson Electric Co Emerson Process Management Emerson and the Emerson logo are trademarks and service marks of Emerson Electric Co All other marks are the property of their respective owners The contents of this publication are presented for informational purposes only and while every effort has been made to ensure their accuracy they are not to be construed as warranties or guarantees express or implied regarding the products or services described herein or their use or applicability All sales are governed by our terms and conditions which are available upon reques
19. r Easy Direct Reverse Switching Controller action can be switched from direct to reverse or vice versa by simply loosening the screws on the proportional band cover and moving the cover out to rotate the proportional band knob to the desired action see figure 1 Easy Mode Conversion Conversion from proportional to proportional plus reset control requires the addition of a reset valve and RESET ADJUSTMENT RATE AND RESET ADJUSTMENT 4196 Temperature Controllers D200054X012 METAL BALL SWITCHING ZONE INDICATOR LOADER KNOB AUTO MANUAL SWITCH CHASE AUTO MANUAL OPTION E 2 2 m 502 50 509 1 0 2 W3599 1 W3439 PROPORTIONAL BAND 4196C CONTROLLERS ADJUSTMENT lt 1 1 gt White portion of proportional band adjustment enables direct controller action black portion enables reverse controller action two pieces of tubing Conversion from proportional to proportional plus reset plus rate control requires the addition of a reset rate valve and three pieces of tubing Conversion from proportional to differential gap control requires the addition of one piece of tubing These conversions require removing the controller from the case Anti Reset Windup Anti reset windup is available with proportional plus reset and proportional plus reset plus rate controllers A relief valve can be adjusted to limit reset windup on either increasing or decreasing output Remote Set Point The
20. t We reserve the right to modify or improve the designs or specifications of such products at any time without notice Emerson Process Management Marshalltown lowa 50158 USA Sorocaba 18087 Brazil Chatham Kent ME4 4QZ UK Dubai United Arab Emirates gt Singapore 128461 Singapore www Fisher com EMERSON Process Management 1984 2013 Fisher Controls International LLC All rights reserved Frocess ivianagement
21. terior tubing Copper WStainless steel or Wpolyethylene Exterior fittings C36000 brass Wistainless steel or Mpolyethylene Interior tubing 530400 304 stainless steel Nozzle 530300 531600 316 stainless steel Relay springs 30200 302 stainless steel or steel 445 Relay O rings Nitrile Relay diaphragms Nitrile Other relay metal parts WiAluminum Mistainless steel s Feedback bellows assembly C51000 bronze S32100 321 stainless steel Supply and output gauges Brass wetted parts only Stainless steel wetted parts only Bushing Stainless steel Thermowell Stainless steel WiCarbon steel BINO4400 nickel alloy Remote set point element ents nickel alloy 1 For the temperature bulb capillary tube and armor Product Bulletin 34 6 4196 May 2013 Figure 1 Controller Construction Detail nat 4 wer V E LLL gt rx 7 r gt INPUT ELEMENT me i CONNECTING LINK A PROCESS POINTER ZERO ADJUSTMENT PROCESS POINTER SPAN ADJUSTMENT 4196B CONTROLLERS Note W5824 Construction Features Simplified Relay Maintenance A clean out wire provides a fast easy means of cleaning the relay primary orifice during service Pressure Protection for the Case A rubber plug in the plastic case pops out to vent excessive pressure buildup inside the case before structural damage can occu

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