ctfast0 pages

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-^optris

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optris® CTfast

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Precise noncontact temperature measurement

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from -50 to 975°C

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General specifications

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Environmental rating IP 65 (NEMA-4)

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	electronics: 0 - 85°C
Storage temperature	sensing head: -40 - 120°C electronics: -40 - 85°C
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	sensing head 40 g electronics 420 g

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Electrical specifications

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0/4-20 mA, 0- 5/10 V or

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thermocouple J, K

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Analog output

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Alarm output

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Digital output

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Digital interface

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(optional)

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Open - collector (24V / 50mA)

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0/10 V (10 mA)

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optional: relay: 2 x 60 V DC/42 V AC;

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0.4 A; optically isolated

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USB, RS232 or RS485 , CAN, Profibus DP,

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Ethernet

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Output impedances

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Inputs

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Cable length

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Current draw

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

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mV min. 100 ka load impedance

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thermocouple 20 n

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programmable functional inputs for external

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emissivity adjustment, ambient temperature

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compensation, trigger (reset of hold functions)

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

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max. 100 mA

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FEATURES

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One of the smallest infrared sensors worldwide with

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extrem short response time down to 6 ms (90 %

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signal)

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Fast analog output (0/4 - 20 mA, 0-5/10 V) with

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smart real time data processing

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Instant digital 0/10 V output with a response time of

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4 ms (50% signal)

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Continuous process monitoring with an unchoppered

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sensor system

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Note: Conventional fast pyroelectrical infrared

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sensors with mechanical chopper see processes

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only part of the time

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Easy to assemble in multiple arrays for line scanning

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of small and fast objects (hot spot detection) using a

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RS485 bus communication

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Rugged up to 120°C ambient temperature without

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cooling

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Measurement specifications
Temperature range (scalable via programming keys or software)	-50°C bis 975°C
Spectral range	8- 14/jm
Optical resolution (90% energy)	LT15F 15:1
	LT25F 25:1
System accuracy (at ambient temperature 23 ±5°C	±1%oder±2°C1,'2)
Repeatability (at ambient temperature 23 ±5°C)	±0.75% Oder ±0.75°C1,'2)
Temperature resolution (NETD)	LT15F 0.2 K"
	LT25F 0.4 K"
Response time4'	analog output (90%): LT15F 9 ms LT25F 6 ms
	digital output (50%): LT15F 4 ms LT25F 3 ms
Emissivity/Gain (adjustable via programming keys or software)	0.100-1.100
Transmissivity/Gain (adjustable via programming keys or software)	0.100-1.100
Signal processing (parameter adjustable via programming keys or software, respectively)	peak hold, valley hold, average; extended hold function with threshold and hysteresis

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11 whichever is greater with dynamic noise compression

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2) at object temperatures > 20°C

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3) at time constant 100 ms with smart averaging and Tobj 25°C

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4) with dynamic adaption at low signal levels

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Power supply

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8 - 36 V DC

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