Thermal Imager
– Four times more pixels with ne resolution capability
– View ner object details with 4x digital zoom
– Quick access buttons to easily change settings or functions
– Ergonomically designed with evenly distributed weight
– In-camera monitoring for temperature trending
– Ability to focus on objects, as close as 10 cm away
Retool Your Expectations
Keysight Technologies U5855A TrueIR Thermal Imager
Items
U5855A
FLIR E40 Fluke Ti125 Testo 875i -1
Basic imaging system
Detector resolution/iFOV (mrad) 160 x 120 (19,200 px)/3.1 160 x 120 (19,200 px)/2.72 120 x 160 (19,200 px)/3.39 160 x 120 (19,200 px)/3.3
Fine resolution (IR)/iFOV (mrad) 320 x 240 (76,800 px)/2.1 N/A N/A 320 x 240 (76,800 px)/2.1
Range/sensitivity (NETD) @
temp (°C)
–20 to 350/0.07 @ 30 –20 to 650/0.07 @ 30 –20 to 350/0.1 @ 30 –20 to 350/0.05 @ 30
E40bx: –20 to 120/0.045 @ 30
1
TiR125: –20 to 150/0.08 @ 30
1
Focusing mechanism Manual Manual Manual Manual
Minimum focus distance 10 cm
2
20 cm 15 cm 18 cm
Visible camera 3.1 MP 3.1 MP 2 MP Included
FOV (degree)/lens system 28 x 21/xed 25 x 19/std 25°; Opt: 15° tele and 45°
wide
22.5 x 31/xed 32 x 23/Opt: 9° tele
Image modes IR, visible, PIP, Fusion/blend IR, visible, PIP, fusion, MSX IR, visible, PIP, fusion, autoblend IR, visible, visual and IR image
blending (TwinPix)
Measurement and tools
Torch/laser Torch/laser Torch/laser Torch/laser Laser
Digital zoom 4x 2x N/A N/A
Color templates/scale 5 standard 6 standard 8 standard, 3 ultra contrast 9 standard
Isotherm/color alarm Color alarm Isotherm Color alarm N/A
Measurements Center, 3 spots, 3 boxes (with statis-
tic), delta, max/min markers
3 spot, 3 box, delta Center box, 3 spots, max/min mark-
ers
2 spots, max/min markers
Annotations/tagging Note tag, + 3 photos tags Text, voice 3 photo note, voice (60 sec) None
General specications
Records Image, image logging Images, MPEG4 video Images, MPEG4 video Images
IO/wireless USB, video out (RCA) USB, video out, WiFi/Bluetooth
®
,
touch screen
USB USB
Software FREE download Included Included Included
Weight 746 gm 825 gm 726 gm 907 gm
Sample IR image
1. FLIR and Fluke have separate models for: Maintenance use (low NETD, higher range) and building diagnostics (high NETD, lower range)
2. 10 to 50 cm at half accuracy and ≥ 50 cm for full accuracy
This information is subject to change without notice.
© Keysight Technologies, 2017
Published in USA, December 1, 2017
www.keysight.com
Keysight | The U55855A TrueIR Thermal Imager – Flyer
5991-4573EN