Author：
madshen Add Time：2014-03-30 15:43:40
function
MDSB303E series Thermocouple temperature isolation type Safety gate yes The scene K , S , E , B , R , T , J , N Thermocouple etc. sensor The output signal, After isolating the linear processing, and converted into a linear relationship between the voltage or current signal output and temperature. Optional One enter One A, One enter Two A. Online index number and temperature range. Isolated gate From the terminal energy into the limit of intrinsically safe dangerous places, so as to ensure the safety and explosion-proof system.
Type specification
Product model | 1 input code | 2 input code | The output of the 1 code | The output of the 2 code |
MDSB303E- | 1:K type thermocouple | 0: input 2 | 2:0~5VDC | 2:0~5VDC |
2:S type thermocouple |
| 3:1~5VDC | 3:1~5VDC |
3:E type thermocouple |
| B:0~20mADC | B:0~20mADC |
4:B type thermocouple |
| C:4~20mADC | C:4~20mADC |
5:R type thermocouple |
| G: other signals | G: other signals |
6:T type thermocouple |
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| 0: output 2 |
7:J type thermocouple |
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8:N type thermocouple |
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G: other thermocouple |
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Explosion-proof technology index
Explosion proof mark: [Exia Ga] II C
Authentication parameters: (terminal 4/6 Between)
Um=250V Uo=6.6V Io=68mA
Po=113mW Co=5 Mu F Lo=5mH
Technical indicators
The working power supply: 24VDC . 10%
Work Consumption: less than or equal to 1.0W ( One enter One A)
Less than or equal to 1.5W ( One enter Two A)
Input signal: K , S , E , B , R , T , J And the danger zone
Cold end compensation: 0~50 Degree of error One C
Output signal: DC voltage or current signal safety zone
Output: output current, 0~350 Omega
The output voltage is greater than or equal. 10K Omega
Conversion accuracy: + (0.2%F.S Delta V>10mV)
. 0.4%F.S (10mV More than Delta V More than 5mV)
Temperature drift:. 100ppm/ C
Dielectric strength: input / The output is more than 2000VAC ( 1min )
input / The power is greater than or equal to 2000VAC ( 1min )
output / The power is greater than or equal to 1000VAC ( 1min )
Intrinsically safe / Non intrinsically safe, more than 2000VAC ( 1min )
Insulation resistance: input / output / The power is greater than or equal to 100M (omega 500VDC )
Remarks： Safety gate The connection between the thermocouple compensation wire to must use the same type, otherwise it will increase the measurement error.
CJC is used for thermocouple cold junction compensation, has been fixed on the special terminal.
1 into 1 types, 11, 12 feet up with.
Product features:
The input and output power, the three party is completely isolated, strong anti-interference ability
High precision, high linearity, high stability
Modular design, small volume, low power consumption, suitable for intensive installation
Reasonable structure, easy plugging, installation, disassembly and maintenance is more convenient and simple
Common specifications selection examples:
Model:MDSB303E-10C0
Input: type K thermocouple indexing
Output1:4-20mADC signal
Aux.power:24VDC
Description: This product is a DC power supply typeThermocouple temperature changeIsolated gate, K type thermocouple indexing Input, After isolation after transmission output4-20mADCThe auxiliary power supply for 24VDC. signal;
For details please download: MDSB303E series of thermocouple temperature change Isolated gate
Tags：
MDSB303E thermocouple temperature change isolation type safety grid
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