User Guide - PTX22, PTX23
Contents
1. Connection details Integral cable VE White VE Yellow Case earth Grey 52 414 2164 012. PTX 22 amp PTX 23 PRESSURE TRANSMITTERS INSTALLATION GUIDE Designed manufactured and supported by LSTATUS gt INSTRUMENTS Green Lane Tewkesbury Glos GL20 8DE UK Telephone 01684 296818 Fax 01684 293746 Email support status co uk Every effort has been taken to ensure the accuracy of this specification however we do not accept responsibility for damage injury loss or expense resulting from errors and omissions and we reserve the right of amendment without notice Stock code 52 414 2164 01 Issue 01 1 0 RECEIVING amp UNPACKING THIS PACKAGE CONTAINS DELICATE MEASUREMENT EQUIPMENT THAT REQUIRES CAREFUL HANDLING Instruments are packed individually using packing materials which afford excellent protection for normal handling The external condition of the carton should be noted with particular attention for signs of damage from impact or puncture When the goods are opened for inspection ensure that the Operating Instructions and Calibration Certificate if requested are not accidentally lost or destroyed Open the box to expose the transmitter including the electronics and any other accessories if applicable If the product has been specified for service with a critical media requiring special cleaning the outer protection should not be removed unless under conditions of controlled cleanliness All products are supplied in a calibrated condition Do not change any instrument setting
3. s when undertaking an examination for damage in transit Do not touch blow down or press against the measurement diaphragm as this can cause irreparable damage 2 0 SPECIFICATION Pressure Range Standard DIN Ranges from 0 100 mBar to 0 to 25 Bar 0 1 to 0 5 bar 3 bar 0 5 to 2 bar 3 x FS 3 bar min 2 to 25 bar 3 x FS Burst Pressure gt 200 Bar Over Pressure Range 0 1 to 0 5 0 5to2 0 2 to 25 bar Stability Zero 0 to 70 C 0 06 0 03 0 015 FS PC 25 to 85 C 0 08 0 04 0 02 Span 0 to 70 C 0 015 0 015 0 015 25 to 85 C0 02 0 02 0 02 Long term lt 4mbar lt 4mbar lt 0 2 FS Supply Voltage 11 to 33 VDC Load Resistor V_supply 11 x 10 ohms maximum 20 Output Signal 2 Wire 4 20mA Operating Temp Range Effects Standard 0 C to 70 C 100 500 mbar 4 FS 500 mbar 2 bar 2 FS gt 2 bar 1 FS Accuracy Combined Non Linearity Hysteresis and Repeatability The Output will not deviate from the straight line connecting Zero and FS output by more than 0 5 FS Option 0 25 version Electrical Connection By sealed cable with integral vent tube either Pur or Teflon Fluids compatible with a fully welded assembly of stainless steel and associated cable Viton seal Option EDPM Kalrez Process Compatibility If in doubt contact Sales Office who will be pleased to advise compatibility 3 0 INSTALLATION For connection details see sections 6 amp 7 The installation should be undertaken in accordance with BS6739 Bri
4. tish Standard Code of practice for Instrumentation in Process Control Systems Installation Design and Practice All Status Instruments Ltd transmitters are designed to withstand conditions normally found in process applications however for maximum instrument life and ease of maintenance the following guidelines should be observed Prior to installation ensure the pressure source is not under pressure Avoid installing the instrument in close proximity to motors pumps valves and heat sources Excessive vibration or pressure peaks may falsify the sensor readings or even damage the sensor In most cases the equipment is shipped with a protective cap remove the cover and tighten the sensor assembly with a torque of 35Nm Use screened vented cable with the screen connected to earth at one end only Maximum supply voltage should not exceed 33V DC 4 0 INITIAL COMMISSIONING The instrument is supplied factory calibrated No user adjustments are available 5 0 CALIBRATION In normal operation calibration checks should be made on a regular basis to ensure the accuracy of the transmitter system Return the instrument to the supplier if recalibration adjustment is required 6 0 WIRING DIAGRAM 7 0 MECHANICAL CONNECTION DETAILS 7 1 PTX22 Submersible Version Connection details Integral cable VE White VE Yellow Case Earth Grey 7 2 PTX23 Aggressive Chemical Version
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