OPTRIS CT User Manual

More Precision.

optris®CT

Precise noncontact temperature measurement
from -40 to 900°C

FEATURES

- One of the smallest infrared sensors worldwide
with 20:1 optical resolution

- Rugged and usable up to 180°C ambient
temperature without cooling

- Separate electronics with easy accessible
programming keys and LCD backlit display

- Optional analog output: 0/4-20 mA, 0-10 V,
thermocouple type K or J

- Optional USB, RS485, RS232 interface or two
relay outputs (optically isolated)

- Installation of up to 32 sensing heads

General specifications

Environmental rating IP 65 (NEMA-4)

Ambient temperature

Storage temperature

Relative humidity 10 - 95 %, non condensing

Vibration (sensor) IEC 68-2-6: 3 G, 11-200 Hz, any axis

Shock (sensor) IEC 68-2-27: 50 G, 11 ms, any axis

Weight

Electrical specifications

Outputs/analog

Optional:

Outputs/digital (optional) USB, RS232, RS485 (optional)

Output impedances

Inputs

Cable length 1 m (standard), 3 m, 8 m, 15 m

Current draw max. 100 mA

Power supply 8 - 36 V DC

sensing head: -20 - 180°C (130°C with 2:1)

electronics: 0 - 65°C

sensing head: -40 - 180°C (130°C with 2:1)

electronics: -40 - 85°C

sensing head 40 g

electronics 420 g

channel1:0/4-20mA,0-5/10V,
thermocouple J, K

channel 2: sensing head temperature (-20 - 180°C
as0-5Vor0-10V),alarmoutput

relay: 2 x 60 V DC/42 V AC
isolated

mA max. 500 W (with 8 - 36 V DC)

mV min. 100 kW load impedance

thermocouple 20 W

programmable functional inputs for external
emissivity adjustment, ambient temperature
compensation, trigger (reset of hold functions)

; 0.4 A; optically

eff

Measurement specifications

Temperature range (scalable via
programming keys or software)

Spectral range 8 - 14 µm

Optical resolution

CF-lens (optional)

System accuracy
(at ambient temperature 23 ±5°C)

Repeatability
(at ambient temperature 23 ±5°C)

Temperature coefficient

Temperature resolution 0.1°C

Response time 150 ms (95 %)

Emissivity/Gain (adjustable via
programming keys or software)

Transmissivity/Gain (adjustable via
programming keys or software)

Signal processing (parameter adjustable via
programming keys or software,
respectively)

Certificate of calibration optional

1

whichever is greater

2

at sensing head temperature 0 - 180°C (130°C with 2:1)

-40 - 900°C (20:1)

-40 - 600°C (15:1)

-40 - 600°C (2:1)

20:1 (precision glass optics)

15:1 (precision glass optics)

2:1 (with flat front window)

0.6 mm@10 mm (with 20:1)

0.8 mm@10 mm (with 15:1)

2.5 mm@23 mm (with 2:1)

±1 % or ±1°C

±0.5 % or ±0.5°C

0.05 % or 0.05°C/K

0.100 - 1.100

0.100 - 1.100

peak hold, valley hold, average;
extended hold function with
threshold and hysteresis

1

1

1, 2

optris®CT

Optical specifications

20:1 optics

15:1 optics

2:1 optics

20:1 optics with CF-lens

15:1 optics with CF-lens

2:1 CF-lensoptics with

Dimensions

Sensing head

CTconnect - software

Electronics

- easy sensor setup and remote controlling

- automatic data logging for analysis and documentation

- grafic display of temperature trends

- adjustment of extended signal processing functions

- programming of analog and digital input for external emissivity and

ambient temperature compensation

- programming of alarm output (head or object temperature)

- digital remote communication of up to 32 sensors in one network

Optris GmbH A member of the micro-epsilon group.

Strasse 49, Nr. 14
13127 Berlin/Germany

Tel.:

[phone]

Fax:

[phone]

[e-mail]

www.optris.de

Specifications are subject to change without notice.
CT-DS-E2005-06-C