Measuring range
MR I: 150 ... 800 °C
MR II: 180 ... 1200 °C 
MR II: 250 ...2000°C

Sensors
photo diode

Spectral sensitivity
1.8 - 2.2 µm

Focussing range MR I
0.3 m ... ∞ (standard lens)

Focusing range MR II
0.2 m - 0.4 m (close-up lens)
0.4 m - ∞ (standard lens)
1.2 m - ∞ (telephoto lens)

Focusing range MR III
0.2 m - 0.4 m (close-up lens)
0.4 m - ∞ (standard lens)
0.2 m - ∞ (wide-angle lens)
1.2 m - ∞ (telephoto lens)

Distance to target-size ratio MR 1
40 : 1 at 400 mm (standard) 

Distance to target-size ratio MR II
56 : 1 at 400 mm (close-up) 
60: 1 at 400 mm (standard) 
96 : 1 at 1200 mm
(telephoto) 

Distance to target-size ratio MR III
200 : 1 at 400 mm (close-up)
210 : 1 at 400 mm (standard)
310 : 1 at 1200 mm
(telephoto)
55 : 1 at 400 mm (wide angle)

Digital output
Periodic output of measure-ment data with adjustable cycle time

Analogue output 1 & 2
0(4) ... 20 mA linear,
switchable, scalable, output insulated from power supply
(4…20 mA normally) 

Resistance
max. 500 Ω

Response time t₉₈ MR I
≤ 50 ms (T > 150 °C) 
≤ 15 ms (T > 200 °C) 
≤ 2 ms   (T > 350 °C) 

Response time t₉₈ MR II
≤ 75 ms (T > 180 °C)
≤ 35 ms (T > 200 °C)
≤ 5 ms (T > 300 °C)
≤ 2 ms (T > 600 °C)

Response time t₉₈ MR III
≤ 50 ms (T > 250 °C)
≤ 2 ms (T > 750 °C)

Resolution

     Analogue output
     0.2 K + 0.03 %
     of the adjusted span

     Display
     1 K

     USB / RS 485
     0.1 K at terminal operation

Measuring uncertainty
MR I and II
0.75 % of range and but
at least 5 K
(at ε =1.0 and TA=23 °C)

Measuring uncertainty
MR III
0.5 % of range and but
at least 4 K
(at ε =1.0 and TA=23 °C)

Linearisation
digital via microcontroller

Repeatability
1 K

Sighting device
through-the-lens sighting with target marking, laser spot light or camera 

Ambient operating
temperature
0 ... 65 °C

Indication of Overheating
If the internal temperature of the pyrometer exceeds 80 °C the analogue output will show a value > 20.5 mA.

Storage temperature
-20 ... 80 °C

Temperature coefficient with reference to 23 °C
0.25 K / K (for T < 500 °C)
0.05 % / K (for T ≥ 200 °C)
of temperature reading 

Data communication
USB / RS485 with integrated software to set parameters and transmit measurement data to a PC

Analogue input
0 - 10 V

Digital output
2 Open collector outputs
24 V; ≤ 30 mA

Digital input
2 to 24 V

Power supply requirements
24 V DC +10% / -20%
current input ≤135 mA
150 mA with switched on spotlight
Ripple: ≤ 200 mV

Dimensions
Ø 65 x 220 mm
(when connector is attached)

Housing material
Stainless steel

Mounting
External thread M 65 x 2
length 40 mm

Weight
approx. 0.9 kg

Connection
with 8-pin connector

Protection
IP 65 according to DIN 40050
(when connector is attached)

Adjustable parameters

Analogue output 1 & 2
source/ scaling

Digtal input output 1 & 2
source/ switch point 

Transmission factor

Compensation of background radiation

Look-up table for temperature alignment

Emissivity ε
10.0 bis 99 %
increment size 0,1 %

Smoothing function t₉₈
0 - 16 sec

Memory modes
- Min./Max. (peak picker)
- Double maximum with
adjustable hold time 


Optional accessories 

Calibration certificate
according to ISO 9001

Calibration certificate
according to DKD

Large variety of mounting
devices, digital displays,
software, etc.