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Intrinsically Safe
Pressure and Temperature
Transducers (PTX Series)
User's Manual
This manual contains important information for the safe and
effective operation of the Swagelok
and Temperature Transducers, PTX series. Users must read and
understand its contents before operating the transducer.
®
Intrinsically Safe Pressure
www.swagelok.com
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Summary of Contents for Swagelok PTX Series
- Page 1 Pressure and Temperature Transducers (PTX Series) User’s Manual This manual contains important information for the safe and ® effective operation of the Swagelok Intrinsically Safe Pressure and Temperature Transducers, PTX series. Users must read and understand its contents before operating the transducer.
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Page 2: Table Of Contents
Instrinsically Safe PTX User’s Manual Contents Safety Introduction Product Information Specifications Control Drawing Installation Mounting ......8 Power Supply . -
Page 3: Introduction
Programmable Logic Controller (PLC), Distributed Control System (DCS), or Supervisory Control and Data Acquisition (SCADA) system. The PTX is available with a 1.5 in. Swagelok Modular Platform Component (MPC) surface mount in accordance with ANSI/ISA 76.00.02 or with 1/4 in. or 6 mm Swagelok tube fitting end connections. It is UL ®... -
Page 4: Product Information
(2, other is opposite one shown) Network Connector Plug Power LED Sensor LED PTX Enclosure Screw (2, other is opposite one shown) Mounting holes Fig. 1 PTX with MPC Modular Surface Mount Front View Fig. 2 PTX with Swagelok Tube Fitting End Connections... -
Page 5: Specifications
Before installing the PTX in a hazardous location, review the control drawing on page 6. This will help ensure all electrical connections to and from the PTX comply with safety requirements. For an electronic copy of this manual, see www swagelok com. -
Page 6: Control Drawing
Instrinsically Safe PTX User’s Manual Control Drawing Fig. 3 PTX-V-0011-SCHEDULE... - Page 7 Instriniscally Safe PTX User’s Manual Fig. 3 PTX-V-0011-SCHEDULE continued...
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Page 8: Installation
Mounting A PTX with 1/4 in. or 6 mm Swagelok tube fitting process end connections should be installed in the system according to Swagelok Tube Fitting Instructions for 1 in. (25 mm) and smaller fittings, MS-12-01. Mounting holes are provided on the bottom of the PTX body. -
Page 9: Power Supply
Instriniscally Safe PTX User’s Manual Power Supply The instrinsically safe PTX can be used with any power supply capable of providing between 9 and 28 V (dc) and 50 mA per PTX in use. Supplying less than 9 V (dc) to the transducer will result in inaccurate measurements. NOTICE Supplying more than 28 V (dc) can result in damage to the transducer Hazardous Location Power Supply... - Page 10 Instrinsically Safe PTX User’s Manual Example Here is an example of using these parameters to determine the cable length. 1. Construct the entity parameter table for the known values: Intrinsically Safe Equipment Associated Apparatus (Swagelok PTX) (Power Supply) 28 V ≥ 9.5 V ≥...
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Page 11: Setup
Instriniscally Safe PTX User’s Manual It is recommended the parameter measurement wires have their own connection to ground. A cable with three shielded, twisted pair is optimal to achieve this, as shown in Figure 6. This will ensure that the voltage drop which occurs with the flow of the operating current across the cable does not distort the temperature and pressure measurements. -
Page 12: Maintenance
Maintenance Additional assembly hardware for the MPC surface mount is available. Refer to Modular Platform Components (MPC), MS-02-185, for ordering information. There are no field-maintainable parts within the intrinsically safe PTX. Contact your authorized Swagelok representative for assistance. NOTICE Removal of the PTX enclosure screws will void the product warranty, damage the Ingress...
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