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innovative infrared technology
CTvideo 3M
Non-contact temperature measurement
of metals and ceramics from 50 °C to 1800 °C
(122 °F to 3272 °F) with adjustable focus,
patented crosshair laser and video sighting
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optris
®
CTvideo 3M
TECHNICAL DATA
Features:
• Parallel use of video sighting and crosshair laser
for easy sensor alignment (measuring spots up
from 0.5 mm (0.02 in) under all viewing conditions
possible
• Manual focusing for measurement distances
from 90 mm (3.5 in)
• Response times up from 1 ms
Measurement specications
Temperature range
(scalable via software)
Spectral range 2.3 μm
Optical resolution
(90 % energy)
System accuracy
(at T
= 23 ± 5 °C
amb
[at
= 73 ±9 °F])
Tamb
Repeatability
(at T
= 23 ± 5 °C
amb
[at
= 73 ±9 °F])
Tamb
Temperature resolution
(digital)
Exposure time
(90 % signal)
Emissivity / Gain
(adjustable via software)
Transmissivity / Gain
(adjustable via program-ming
keys or software)
Signal processing
(parameter adjustable
via software)
Software (incl.) optris
1)
50 °C ... 400 °C (122 °F ... 752 °F) (3ML)
100 °C ... 600 °C (212 °F ... 1112 °F) (3MH)
150 °C ... 1000 °C (302 °F ... 1832 °F) (3MH1)
200 °C ... 1500 °C (392 °F ... 2732 °F) (3MH2)
250 °C ... 1800 °C (482 °F ... 3272 °F) (3MH3)
60:1 (3ML)
100:1 (3MH)
300:1 (3MH1-3MH3)
3)
± (0.3 % of reading + 2 °C)
± (0.3 % of reading + 36 °F)
± (0.1 % of reading + 1 °C)
± (0.1 % of reading + 34 °F)
0.1 K
4)
1 ms
0.100 – 1.100
0.100 – 1.000
Peak hold, valley hold, average;
extended hold function with
threshold and hysteresis
®
Compact Connect
(Sensor setup, video sighting and
process monitoring)
• Usable in up to 70 °C (158 °F) ambient temperature without
cooling and automatic laser switch o at 50 °C (122 °F)
• Short measuring wavelength of 2.3 μm decreases
measuring mistakes on surfaces with low or unknown
emission rate
• optris Compact Connect software for fast on-site
sensor setup, video alignment and real-time
process monitoring
General specications
Environmental rating IP 65 (NEMA-4)
2)
2)
2)
Ambient temperature –20 °C to 70 °C (50 °C with laser ON)
Storage temperature –40 °C to 85 °C (–40 °F to 185 °F)
Relative humidity 10 – 95 %, non-condensing
Vibration IEC 68-2-6: 3 G, 11 – 200 Hz, any axis
Shock IEC 68-2-27: 50 G, 11 ms, any axis
Weight 600 g (21.2 oz) (sensing head)
Electrical specications
Output / analog 0/4 – 20 mA, 0-5/10 V, thermocouple J, K
Alarm output 24 V/50 mA (open collector)
Output / digital USB 2.0
Video sighting Digital (USB 2.0), 640 x 480 px,
Output impedances mA max. 500 Ω (with 8-36 V DC)
Inputs Programmable functional inputs for external emissivity
Cable length
(sensor + elecronics)
Cable length (USB) 5 m, extendable up to 100 m over Ethernet
Current draw (laser) max. 160 mA
Power supply
Laser 635 nm
1)
T
> T
Objekt
2)
Specication valid at T
3)
Ɛ = 1, response time 1 s
4)
With dynamic adaptation at low signal levels
5)
The functionning of the LCD display may be limited in ambient temperatures
below 0 °C
sensing head
+ 25 °C
Object
(–4°F to 158 °F (122 °F with laser ON)
420 g (14.8 oz) (electronics)
Ethernet (via optional USB server)
FOV 3.1° x 2.4°
mV min. 100 kΩ load impedance, thermocouple 20 Ω
adjustment, ambient temperature compensation,
trigger (reset of hold functions)
3 m (standard), 5 m, 10 m
(9.8 ft [standard], 16.4 ft, 32.8 ft)
(16.4 ft, expandable up to 328.1 ft over Ethernet)
8
–
36 V DC
1 mW, ON/OFF via electronic box or software
≥ start of measurement range + 50 °C
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optris
®
CTvideo 3M
TECHNICAL DATA
Optical parameters
The vario optics of the CTvideo allows a smooth focusing of
the optics to the desired distance.
The following tables show examples of measurement
distances and the corresponding measurement spot sizes:
3ML: SF optics (60:1) 3ML: CF optics (60:1)
Meas. spot size in mm (in) 3.3
(0.13)
Meas. distance in mm (in) 200
(7.9)
3MH: SF optics (100:1) 3MH: CF optics (100:1)
Meas. spot size in mm (in) 2.0
(0.1)
Meas. distance in mm (in) 200
(7.9)
3MH1-3MH3: SF optics (300:1) 3MH1-3MH3: CF optics (300:1)
0.7
(0.03)
200
(7.9)
5.0
(0.20)
300
(11.8)
3.0
(0.1)
300
(11.8)
1.0
(0.04)
300
(11.8)
7.5
(0.30)
450
(17.7)
4.5
(0.18)
450
(17.7)
1.5
(0.06)
450
(17.7)
Connection modes
The sensors are available in two versions:
Standard focus (SF): 200 mm (7.9 in) till innity
Close focus (CF): 90 mm till 250 mm (3.5 in till 9.8 in)
11.7
(0.46)
700
(27.6)
7.0
(0.28)
700
(27.6)
2.3
(0.09)
700
(27.6)
18.3
(0.72)
1100
(43.3)
11.0
(0.43)
1100
(43.3)
3.7
(0.15)
1100
(43.3)
26.7
(1.05)
1600
(63.0)
16.0
(0.63)
1600
(63.0)
5.3
(0.21)
1600
(63.0)
41.7
(1.64)
2500
(98.4)
25.0
(0.99)
2500
(98.4)
8.3
(0.33)
2500
(98.4)
83.3
(3.28)
5000
(196.9)
50.0
(1.97)
5000
(196.9)
16.7
(0.66)
5000
(196.9)
1.5
(0.06)
90
(3.5)
0.9
(0.04)
90
(3.5)
0.3
(0.01)
90
(3.5)
2.0
(0.1)
120
(4.7)
1.2
(0.05)
120
(4.7)
0.4
(0.02)
120
(4.7)
2.5
(0.10)
150
(5.9)
1.5
(0.06)
150
(5.9)
0.5
(0.02)
150
(5.9)
3.0
(0.1)
180
(7.1)
1.8
(0.07)
180
(7.1)
0.6
(0.02)
180
(7.1)
3.5
(0.14)
210
(8.3)
2.1
(0.08)
210
(8.3)
0.7
(0.03)
210
(8.3)
4.2
(0.17)
250
(9.8)
2.5
(0.10)
250
(9.8)
0.8
(0.03)
250
(9.8)
Software included
High temperature version
Standard version
24 V DC or
Power over Ethernet
PoE
• Automatic snapshots (time- or
temperature dependent) to control
and document the process
• Graphic display and recording
of the measurement values
• Setup of sensor parameters and
signal processing functions
• Remote control of the sensor
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optris
®
CTvideo 3M
TECHNICAL DATA
Dimensions sensing head
Specications are subject to change without notice · CTvideo 3M-BR-US2018-10-A
Optris Infrared Sensing, LLC
200 International Drive, Suite 170
Portsmouth
NH 03801 USA
Phone.: 603-766-6060
E-mail: sales@optris-ir.com
www.optris.com
innovative infrared technology
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