Easy to install
intrinsically safe solutions withfull SIL assessment- comply with the IEC 61511 site standard

T E M P E R AT U R E   |   I . S . I N T E R FA C E S   |   CO M M U N I C AT I O N I N T E R FA C E S   |   M U LT I F U N C T I O N A L   |   I S O L AT I O N   |   D I S P L AY

Your partner for I.S.
Count on us for product safety and reliability
Since 1974, PR electronics has been the trusted
intrinsic safety (I.S.) partner for the process andfactory automation industry. Some of the world’s
biggest brands are among our long-term customers.
Our diverse portfolio of I.S. signal conditioning
products sets technological, reliability and safety
standards. With us as your partner, you will be able tosolve even the most complex signal conditioning
challenges thanks to PERFORMANCE MADE SMARTER.
At PR electronics our goal is to help you to achieve
optimal success by providing:•	The highest signal integrity from your measurement point to control system.
•	Maximum uptime based on our Install and Forget®
philosophy and day-to-day delivery.
•	Easy, cost-effective deployment and monitoringwith intuitive communication interfaces.

2•	Site standard devices, easily programmed to suit
your specific application.

Full SIL assessment
We don’t take any shortcuts when it comes to safety
in hazardous areas. PR pioneered compliance to IEC
61508 standards, and with our comprehensive rangeof DIN and power rail-mounted analog and digital I.S.
interfaces, you can rest assured that you will easily
meet IEC 61511 site standards. Our strong expertisein functional safety and agile design processes giveus a strategic advantage when designing devices thatmeet SIL requirements. Many of our intrinsically safe
SIL units are multifunctional, allowing a few units to
be used in a wide range of applications. Plus, all ofour devices can be installed in the safe area or in zone
2/div. 2.

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Your partner inachieving functional safety
Experience our full range of I.S. devices for industrial signal conditioning
and process control
The PR 9000 series offers you the widest range of multifunctional I.S. interfaces with the fewest variants. Each product iseasy to use and service and, of course, fully SIL compliant. This makes them ideal in more critical industries such as chemical,oil and gas, pharmaceutical and energy. They are intuitive, easy to configure using the detachable communication interfaces.

•	Fully IEC 61508 certified and implementable within SIL 2 and SIL 3 functional safety loops• Interface and handle AI, AO, DI, and DO signals coming from or going to hazardous I.S. areas•	Multifunctional I.S. barriers, isolators and converters•	I.S. devices for industrial signal conditioning and process control•	Analog, digital and HART signals•	Three different mounting solutions for easy commissioning - standard DIN rail, power rail, or use our backplane solution•	Supported by highly educated I.S. specialists in all countries where PR electronics is represented

Install & Forget®
All PR devices are individually designed and validated to exceed the most demanding failure rate assessments. In addition
we offer a 5-year warranty on all our products. It’s all part of our Install & Forget® philosophy.

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9106B HART TRANSPARENT REPEATER
Flexible I/O reduces spare parts inventory.
•	1 or 2-channel isolated signal repeater barrier (2.6 kVAC)•	Input accepts 2 wire SMART transmitters and current sources
mounted in the hazardous area
•	Fast signal response time of < 5 ms•	Outputs 4...20 mA – sink or source mode•	Performs signal splitter function – 1 in and 2 out

9107B HART TRANSPARENT DRIVER
Fast response and process reaction.
• 1 or 2-channel isolated current driver barrier (2.6 kVAC)•	Operation and drive control of I/P converters, valves andindicators mounted in the hazardous area
• Fast signal response time of < 5 ms
• High current output load of up to 725 ohms
• Output line fault detection via status relay
9113B TEMPERATURE / mA CONVERTER
Easy and fast configuration.
•	1 or 2-channel isolated converter barrier (2.6 kVAC)•	Measures RTD, TC, and mA signals coming from thehazardous area•	Conversion and scaling of temperature (Pt, Ni and TC) andactive current signals•	Outputs 4...20 mA – sink or source mode•	SIL 2 Full Assessment and certified in accordance with IEC61508
9116B UNIVERSAL CONVERTER W/ LIMIT SWITCH
Universal solution for nearly all applications.
•	1-channel isolated universal converter barrier (2.6 kVAC)•	Measures RTD, TC, and mA signals coming from thehazardous area•	Conversion and scaling of temperature (Pt, Ni and TC), ohm,
potentiometer and active and passive current signals•	Outputs 4...20 mA – sink or source mode – including relay
output•	Output relay for set point, window, signal error or power
failure action
9202B PULSE ISOLATOR
Fully isolated and independent 2-channel device.
•	1 or 2-channel isolated switch amplifier barrier (2.6 kVAC)•	Measures dry contact or NAMUR sensors mounted in thehazardous area•	Line fault / cable error detection•	Relay or transistor/opto output•	SIL 2 Full Assessment and certified in accordance with IEC
61508
9203B SOLENOID/ALARM DRIVER
Unique universal Ex driver for solenoids, acoustic alarmsand LEDs.
• Isolated SOLENOID / ALARM DRIVER barrier (2.6 kVAC)• ON/OFF I.S. driver for solenoids, LEDs and audible alarms• 1 or 2 channels in a low power version (35 mA)• 1 channel version in high power version (60 mA)• Logic signal input – Contact, NPN or PNP
9410 POWER CONTROL UNIT
Reduces wiring costs. Approved for installation in Ex zone 2.
•	Distributes 24 VDC supply voltage to the power rail•	Optional redundant supply for the power rail•	SIL 2/SIL 3 Full Assessment and certified in accordance withIEC 61508
Examples of application areas:
Oil & Gas: Drill cabin controls
Chemical: HART based temp. measurement
Marine: HART based radar tank level systems
Energy: Biomass storage pressure measurement•	SIL 2 Full Assessment and certified in accordance with IEC
61508
Examples of application areas:
Oil & Gas: Drill cabin controls
Marine: Discharge valve driving

Examples of application areas:
Oil & Gas: Temp. applications requiring zone 2 & SIL 2Pharmaceutical: Temp. measurement in sterilization vacuum
processes
Marine: I.S. isolation and local monitoring of gas compressortemp•	SIL 2 Full Assessment and certified in accordance with IEC
61508
Examples of application areas:
Chemical: Gas leakage measurement
Gas storage: Storage pressure measurement
Marine: Valve position control

Examples of application areas:
Energy: Biomass storage
Oil & Gas: Drill cabin controls
Cement factories: Explosion duct mill inlet vents position
Water & Wastewater: I.S. area lift station level indication• SIL 2 Full Assessment and certified in accordance with IEC
61508
Examples of application areas:
Chemical: Reactor safety on/off valve
Marine: Valve Remote Control system•	Detects errors from devices mounted on a power rail•	Transmits a collective alarm to the control system

9421 POWER SUPPLY• Input: 85...132 VAC or 187...264 VAC• Output 24 VDC 180 W / 120 W (zone 2)

5Fast, easy commissioningfor major DCS systems– in a compact design6PR backplane– a user-friendly and reliable
connection between the DCS/PLC
system and I.S. interface
The PR backplane is the latest addition to our I.S. interface range. It
greatly simplifies mounting and wiring in large industrial process installations
and seamlessly integrates with standard DCS systems.

The unique design offers:•	Robust design – vibration and shock tested according to IEC 61132-2
Approved for zone 2 applications•	Easy snap on/off feature for device replacement• Choice of 8 or 16 I/O module slot configurations• Compatibility with all PR 9000 products•	Optimized dimensions for higher channel density in your cabinet

Variety of mounting options
The backplane offers easy, safe module installation and removal (hotswap) andcan be installed vertically or horizontally on DIN rail, or a wall/bulkhead. The
compact design allows you to optimize and maximize cabinet space.
Standard solution
The backplane seamlessly integrates with standard DCS systems.
Get more information online
Learn more by visiting prelectronics.com/backplane, where you will also findsupporting I/O cards/DCS manufacturers and a selection guide.

COMMUNICATION INTERFACES
Local or remote access to your process data:
4510 – LOI (Local Operator Interface) connectivity on your new and existing PR
4000 and 9000 devices to locally monitor process values, device configurationand perform signal simulation.
4511 – Modbus communication enabler. Get easy, remote access to your process
values - by enabling existing and future PR 4000 and 9000 devices for digitalcommunication.
4512 – Bluetooth communication enabler. Enable Bluetooth communication anddata logging on all your PR 4000 and PR 9000 units.
PPS - PR Process Supervisor - monitoring of process values, device configurationand signal simulation. For iOS and Android.
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BENEFIT TODAY FROMPERFORMANCE MADE SMARTER

PR electronics is the leading technology company specialized in making industrial processcontrol safer, more reliable and more efficient. Since 1974, we have been dedicated toperfecting our core competence of innovating high-precision technology with low power
consumption. This dedication continues to set new standards for products communi­cating,monitoring and connecting our customers’ process measurement points to their processcontrol systems.
Our innovative, patented technologies are derived from our extensive R&D facilities andfrom having an in-depth understanding of our customers’ needs and processes. We are
guided by principles of simplicity, focus, courage and excellence, enabling some of theworld’s greatest companies to achieve PERFORMANCE MADE SMARTER.

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www.prelectronics.com