Extech RH550–P Probe and RH550–C Cable
1 RH550–P Replacement Probe...................................................................... 1
2 RH550–C Extension Cable .......................................................................... 1
3 Warranty.................................................................................................. 1
4 Customer Support ..................................................................................... 1
1 RH550–P Replacement Probe
The RH550–P temperature and humidity probe is a replacement probe for the Extech
RH550 Temperature and Humidity meter. The RH550–P has a fixed calibration, there-
fore the RH550 meter accuracy is assured.
2 RH550–C Extension Cable
The RH550–C probe extension cable allows the user to separate the probe from the
main RH550 unit. Up to 3 cables can be connected in series without loss to the accuracy
of the temperature and humidity readings. The cable length is 197 cm (6.5 ft.) approxi-
mately. The length of the cable, including the connectors on both ends, is 210 cm (6.9
FLIR Systems, Inc. warrants this Extech brand probe and cable to be free of defects in
parts and workmanship for 6 months from date of shipment.
Customer Support Telephone: U.S. (866) 477-3687; International +1 (603) 324-7800
Calibration, Repair, and Returns e-mail: repair@extech.com
Technical Support: https://support.flir.com
Main Extech website: www.extech.com
© 2020, FLIR Systems, Inc.
All rights reserved worldwide. Names and marks
appearing herein are either registered trademarks
or trademarks of FLIR Systems and/or its
subsidiaries. All other trademarks, trade names or
company names referenced herein are used for
identification only and are the property of their
Specifications subject to change without further
notice. Models and accessories subject to
regional market considerations. License
procedures may apply. Products described herein
may be subject to US Export Regulations. Please
refer to exportquestions@flir.com with any
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