Charles Drane Sr. Applications Engineer
38 Slides1.66 MB
Charles Drane Sr. Applications Engineer
Includes: Controllers Transmitters Accessories Positioners
Three Basic Types Pneumatic Electro-pneumatic Electric/Electronic
Pneumatic Controller Process in PDA 3-15 Psig out 30 Psig input
Electro-Pneumatic Controller 0-60 Psig 4-20mA PMC 24VDC 60 Psig
Correct Instrumentation and calibration is Vital For Stable Loop Control
THIS
NOT THIS
PMC-1 OPERATION The Electronics Compare Signal from Transmitter to Set Point If Error is Greater Than Deadband, Electrical Pulses Sent to One of Two Internal Solenoids One Solenoid Loads Diaphragm, the Other Vents
PMC FEATURES Nema 4 Enclosure Internal 24V Power Supply 4-20m A Output Loss of Power Re-set Will operate on 115/230 Vac or 24 VDC Input
PMC FEATURES Zero Air Consumption at Steady State Most Unique Feature: Air Output is Zero to Max Supply Pressure Accuracy: /- .5% Span
THE PMC PRODUCT LINE INCLUDES: PMC-1 PMC-1M PMC-1H PMC-1MH PMC-1DA PMC-1HDA RAMP GENERATOR PMC-IS PMC-RCS-90 PMC-RS PMC/S (SIMULATOR)
TRANSMITTER DISTANCE LIMITS WIRE GAUGE MAX. LENGTH AWG mm2 Feet Meters 18 .82 1300 396 20 .50 890 271 22 .35 560 171 24 .22 350 107
Local Control Module RCS-90
Set Point Ramp Generator
LESLIE PMC/RS
LESLIE PMC-1/H High Output Capacity ElectroPneumatic Controller
LESLIE PMC/IS For Natural Gas Service
PMC/IS I.S. Equipment and Wiring Shall Not be Capable of Releasing Sufficient Electric or Thermal Energy to Cause Ignition of Specific Flammable or Combustible Atmospheric Mixture in its Most Easily Ignitable Concentration
PMC/IS FM APPROVED FOR: Class I - (Flammable Gases or Vapors) Division I - (Where Vapors are and Why Present) Group C&D - Types of Gases or Vapors
Constant Pressure Control Pilots PDA, PRA For compressible fluids
Differential Pressure and Vacuum Pilot Controllers Types UDDV, UDRV, UDDVP and UDRVP
Leslie-Levelmatic Liquid Level Pilot Controller LA-4 LAU-2 LAUP LAP LAPB LAUPB
Type BP-2 and BPC-2 Temp. Pilot Controller
Temperature Pilot Controller Model RTP-2 and DTP-2
Accessories Positioners Air Filter Regulators ASCO type Solenoids Lock-up Relays Limit Switches
Standard Positioners Moore 760P & 760E PMV P5 & EP5 DPS-1
Moore 760 Series
Feedback Options
Smart Positioners Siemens PS2 Sensycon/Bailey Westlock ICOT All above positioners are competitive with Fisher Fieldvue