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Electro-Pneumatic Positioner 

 

 

   

PRODUCT MANUAL 

YT-1000 / 1050 SERIES 

VERSION 1.01 

Summary of Contents for YT-1000L

Page 1: ...Electro Pneumatic Positioner PRODUCT MANUAL YT 1000 1050 SERIES VERSION 1 01...

Page 2: ...00 1050R 11 2 6 3 YT 1000L SPTM Internal 12 2 6 4 YT 1000R SPTM Internal 12 2 6 5 YT 1000R L S Internal 13 2 6 6 YT 1000R SPTM L S Internal 13 2 7 Product Dimension 14 2 7 1 YT 1000L Flameproof Type 1...

Page 3: ...rnal Option 23 4 5 4 L S Internal Option 23 4 5 5 SPTM L S Internal Option 24 5 Adjustment 24 5 1 Adjustment Cam 24 5 1 1 YT 1000 1050L 24 5 1 2 YT 1000 1050R 24 5 1 3 YT 1000 1050R with Internal Opti...

Page 4: ...nsible for any damages caused by user s negligence Manufacturer will not be responsible for any damages or accidents as a result of any alteration or modification of the product and its parts If any a...

Page 5: ...ct the power For external ground terminal cable rug with surface area of more than 5 5mm2 should be used 2 Product Description 2 1 General YT 1000 1050 series Electro Pneumatic Positioner accurately c...

Page 6: ...the positioner B Explosion Proof Indicates certified explosion proof grade C Input Signal Indicates input signal range D Amb Temp Indicates the allowable ambient temperature E Supply Pressure Indicate...

Page 7: ...7 YT 1000 1050 series 2 4 2 YT 1000R...

Page 8: ...8 YT 1000 1050 series 2 4 3 YT 1050...

Page 9: ...dmb IIC T5 T6 NEPSI Ambient Temperature Operating Temp 20 70 Standard Explosion Proof Temp 40 60 Linearity 1 0 F S 2 0 F S 1 0 F S 2 0 F S Hysteresis 1 0 F S Sensitivity 0 2 F S 0 5 F S 0 2 F S 0 5 F...

Page 10: ...Operating Temp 20 70 Standard Explosion Proof Temp 40 60 Linearity 1 0 F S 2 0 F S 1 0 F S 2 0 F S Hysteresis 1 0 F S Sensitivity 0 2 F S 0 5 F S 0 2 F S 0 5 F S Repeatability 0 5 F S Flow Capacity 80...

Page 11: ...11 YT 1000 1050 series 2 6 Parts and Assembly 2 6 1 YT 1000 1050L 2 6 2 YT 1000 1050R...

Page 12: ...12 YT 1000 1050 series 2 6 3 YT 1000L SPTM Internal 2 6 4 YT 1000R SPTM Internal...

Page 13: ...13 YT 1000 1050 series 2 6 5 YT 1000R L S Internal 2 6 6 YT 10000R SPTM L S Internal...

Page 14: ...14 YT 1000 1050 series 2 7 Product Dimension 2 7 1 YT 1000L Flameproof Type 2 7 2 YT 1000L Intrinsically Safety Type 2 7 3 YT 1000R Flameproof Type...

Page 15: ...15 YT 1000 1050 series 2 7 4 YT 1000R Intrinsically Safety Type 2 7 5 YT 1000L SPTM Internal 2 7 6 YT 1000R SPTM Internal 2 7 7 YT 1000R SPTM L S Internal YT 1000R Dome indicator...

Page 16: ...16 YT 1000 1050 series 2 7 8 YT 1050L 2 7 9 YT 1050R...

Page 17: ...made in order to adapt the positioner on the actuator yoke Please consider following important points when a bracket is being designed Positioner s feedback lever must be parallel to the ground at 50...

Page 18: ...o the ground at 50 of the valve stroke If it is not parallel adjust the bracket or feedback link bar to make parallel Improper installation may cause poor linearity and may create unnecessary hunting...

Page 19: ...butterfly type which uses rack and pinion scotch yoke or other type of actuators which stem rotates 90 degrees Before proceeding with the installation ensure following components are available Positi...

Page 20: ...ation 3 Set rotation position of the actuator stem at 0 For single acting actuator it is easy to check 0 point by supplying no pressure to the actuator For double acting actuator check actuator stem s...

Page 21: ...cket with hexagon headed bolts and plate washer after checking the positioner s position 4 Connections 4 1 Safety Supply pressure should be clean and dry air avoiding moisture oil or dust Always recom...

Page 22: ...is set to use OUT1 and OUT2 port As input signal increases the supply pressure will be supplied through OUT1 port Fig 8 Double acting linear left and rotary right type actuator 4 5 Connection Power 4...

Page 23: ...omplying to the conductor table of NEC Article 310 The outer diameter of the cable should be between 6 35 10mm Use shield wire to protect against electro magnetic field and noise Please do not install...

Page 24: ...00 1050 series 4 5 5 SPTM L S Internal Option 5 Adjustments 5 1 Adjustment Cam YTC sets positioner as Reverse Action RA unless specified otherwise when placing an order 5 1 1 YT 1000 1050L 5 1 2 YT 10...

Page 25: ...am on the right to increase or decrease the zero point 5 3 Adjustment Span 1 After setting zero supply signal at 20mA or 4mA according to RA or DA and check the actuator stroke If the stroke is too lo...

Page 26: ...mp will blink indicating that the PCB has calibrated the specific position to give 4mA as feedback 3 Repeat above step for 8mA 12mA 16mA and 20mA For 2 point setting only 4mA and 20mA should be set 5...

Page 27: ...LEASE MAKE SURE THAT THE ACTUATOR DOES NOT MOVE DURING THE RE CALIBRATION 2 In the junction box please pull out the potentiometer connector from potentiometer PCB DO NOT PULL WITH TOO MUCH FORCE AS WI...

Page 28: ...operation When dissembling the pilot relay valve please be careful not to loose any o rings or stabilizer spring Please refer to below instruction and diagram 1 Please remove pilot relay lock bolts 2...

Page 29: ...ase send the product to YTC for repair Hunting occurs 1 Check if safety spring has been displaced Next to Pilot relay valve 2 Check if the size of actuator is too small If so insert an orifice in orde...

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