Optris CTvideo 3M Specifications

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

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 specications

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 specications

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 specications

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)

Specication 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