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Transmitter LKM 101

In-head transmitter LKM 101 for thermocouples with output signal 4...20mA for mounting in connection heads form B

 

The LKM 101 is an analog transmitter for various thermocouples according to DIN EN 60584 or DIN 43710. It converts the temperature-dependent thermoelectric voltages of the sensors into a standard current signal of 4...20mA. The temperature compensation takes place in the transmitter itself. It is delivered from the factory calibrated to customer specifications. Depending on the measuring range and thermocouple type, the temperature is adjusted in such a way that the temperature errors are minimized. Subsequent fine adjustment can be performed by means of span and zero controllers.

 

* depends on thermocouple

Sealing compound

Polyurethan, black

Output

4...20mA current loop

Sensor fracture

>20 mA

Reaction time

< 0.1s

Error of compensation

<±0.5°C

Terminal type

screw terminal

Weight

approx. 30g

Input

Thermocouples K, J (L), T (U), N, E

S and B with higher fault

Range

> 200 °C*

Zero point

> -270 °C*

Loop voltage

10...35VDC, reverse protection

Shorted Sensor

ambient temperature

Permissible ripple

< 10 %

Vibration

5g/10-200Hz

Linearity error

< 1 % FS*

TCR

< 100 ppm/°C

Operating temperature range

-25 °C ... +85 °C

Clamping range

0.13...1.5mm²

Humidity

< 95%

EMC emission

EN 61000-6-3:2001

EMC interference rejection ratio

EN 61000-6-3:2001

Mounting

B-Head

Dimension

44mm x 26,5mm (DxH)