R300/301/3020 pages
Thermophil ® INFRAsmart R 300 / R 301 / R 302
Contactless measurement of
temperature for all applications.
Sturdy and tight stainless steel
housings to IP 64.
Two-wire 4-20 mA technique
HART interface
Choice of spectral ranges
Variable measuring ranges
Max. ambient temperature 70 C
®
The INFRAsmart R 300/301/302
family comprises stationary pyrometers for contactless measurement of temperature.
This technique is a big advantage,
for example, if the object to be
measured moves or is live. The
contactless measuring principle
also makes sense if the measured
object is a poor conductor of heat
(e.g. plastic films, paper or bulk
materials) or if the measurement
has to be completed quickly.
This results in a very broad range
of applications, such as:
Thermoforming machines for plastics,
Extruders for plastics,
Calendaring lines for plastic films,
Coating machines,
Glassworking,
Metalworking,
Supervision of products on conveyor belts,
Monitoring of plant overheating, etc.
With the R 301 and R 302 types,
the infrared radiation is focused on
the sensing element by a lens. The
R 300 type works with a high-gloss,
gold-plated cone.
Measuring ranges:
0...2000 °C in sub-ranges
Measurement signal:
4...20 mA, linear
The pyrometers are extremely
compact, with integrated electronic
components that convert the measurement signal to 4...20 mA.
Power supply:
12...30 V DC
Smallest measuring field:
5 mm
Vibration-proof, no moving
parts
Interface: HART® protocol
Cooling systems are available for
operation at ambient temperatures
higher than 70 C.
An air purging nozzle can be supplied for dusty or damp environments to keep the lens or the cone
clean.
Cluster / category
II2G EEx ib IIC T6 … T4
for application in Ex zone 1 or
zone 2
Cluster / category
II2G Ex ibD21 T100 105°C/160°
C for application in Ex zone 21 or zone 22
IBExU06ATEX1089
DTM and PDM for sensor
management
Temperature monitoring with
ignition protection standard
IPL 1, TÜV certificate no.
71332449
Fixing brackets and various other
accessories are also available.
BARTEC BENKE GmbH Schulstraße 30 94239 Gotteszell, Germany Phone +49 (0) 9929 301-0 Fax +49 (0) 9929 301-112
E-mail: gotteszell@bartec-benke.de Internet: www.bartec-benke.de